diff --git a/mobile/app/(app)/_layout.tsx b/mobile/app/(app)/_layout.tsx
index 5cabd39..e338305 100644
--- a/mobile/app/(app)/_layout.tsx
+++ b/mobile/app/(app)/_layout.tsx
@@ -50,6 +50,7 @@ export default function AppLayout() {
       <Stack.Screen name="messages/[conversationId]" options={{ ...headerOptions, title: t("screens.conversation") }} />
       <Stack.Screen name="search" options={{ ...headerOptions, title: t("screens.search") }} />
       <Stack.Screen name="settings" options={{ ...headerOptions, title: t("screens.settings") }} />
+      <Stack.Screen name="delete-account" options={{ ...headerOptions, title: t("screens.deleteAccount") }} />
       <Stack.Screen
         name="post-new"
         options={{
diff --git a/mobile/app/(app)/delete-account.tsx b/mobile/app/(app)/delete-account.tsx
new file mode 100644
index 0000000..9be93ef
--- /dev/null
+++ b/mobile/app/(app)/delete-account.tsx
@@ -0,0 +1,140 @@
+import { useMemo, useState } from "react";
+import { View, Text, ScrollView, Alert, KeyboardAvoidingView, Platform, StyleSheet } from "react-native";
+import { useTranslation } from "react-i18next";
+import { useAuth } from "@clerk/expo";
+import { useQueryClient } from "@tanstack/react-query";
+import { TriangleAlert } from "lucide-react-native";
+import * as Sentry from "@sentry/react-native";
+import { useActivePet } from "../../src/context/ActivePetContext";
+import { useTheme } from "../../src/context/ThemeContext";
+import { Button } from "../../src/components/Button";
+import { TextField } from "../../src/components/TextField";
+import { env } from "../../src/lib/env";
+import { getTypography, radii, type ColorTokens, type Typography } from "../../src/theme/tokens";
+
+const DELETED_ITEMS = ["itemPets", "itemPosts", "itemMedia", "itemMessages", "itemHealth", "itemAccount"] as const;
+
+/**
+ * In-app account deletion — required by App Store Guideline 5.1.1(v) for any
+ * app that lets users create an account. Port of web's
+ * src/components/account/DeleteAccountDialog.tsx: same warning list, same
+ * "type one of your pets' names" confirmation, and the same backend route
+ * (POST /api/account/delete → deleteOwnerAccount(), which also deletes the
+ * Clerk user). That route reads Clerk's auth() like tRPC does, so the mobile
+ * session token in the Authorization header authenticates it.
+ */
+export default function DeleteAccountScreen() {
+  const { t } = useTranslation();
+  const { colors } = useTheme();
+  const styles = useMemo(() => makeStyles(colors), [colors]);
+  const { getToken, signOut } = useAuth();
+  const { pets, clearActivePetId } = useActivePet();
+  const queryClient = useQueryClient();
+  const [petName, setPetName] = useState("");
+  const [isDeleting, setIsDeleting] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+
+  const isValidName = pets.some((pet) => pet.name.toLowerCase() === petName.trim().toLowerCase());
+
+  const deleteAccount = async () => {
+    setIsDeleting(true);
+    setError(null);
+    try {
+      const token = await getToken();
+      const res = await fetch(`${env.apiUrl}/api/account/delete`, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+          ...(token ? { authorization: `Bearer ${token}` } : {}),
+        },
+        body: JSON.stringify({ petNameConfirmation: petName.trim() }),
+      });
+      if (!res.ok) {
+        const data = (await res.json().catch(() => ({}))) as { error?: string };
+        throw new Error(data.error ?? t("deleteAccount.genericError"));
+      }
+    } catch (err) {
+      Sentry.captureException(err);
+      setError(err instanceof Error ? err.message : t("deleteAccount.genericError"));
+      setIsDeleting(false);
+      return;
+    }
+
+    // The Clerk user no longer exists server-side, so signOut() may reject —
+    // either way the local session is cleared and useProtectedRoute() sends
+    // the user back to sign-in.
+    queryClient.clear();
+    clearActivePetId();
+    Alert.alert(t("deleteAccount.doneTitle"));
+    await signOut().catch(() => undefined);
+  };
+
+  const confirmDelete = () => {
+    Alert.alert(t("deleteAccount.finalConfirmTitle"), t("deleteAccount.finalConfirmMessage"), [
+      { text: t("common.cancel"), style: "cancel" },
+      { text: t("deleteAccount.confirmDelete"), style: "destructive", onPress: () => void deleteAccount() },
+    ]);
+  };
+
+  return (
+    <KeyboardAvoidingView style={styles.flex} behavior={Platform.OS === "ios" ? "padding" : undefined}>
+      <ScrollView contentContainerStyle={styles.content} keyboardShouldPersistTaps="handled">
+        <View style={styles.titleRow}>
+          <TriangleAlert color={colors.alertRed} size={22} />
+          <Text style={styles.title}>{t("deleteAccount.warningTitle")}</Text>
+        </View>
+        <Text style={styles.intro}>{t("deleteAccount.warningIntro")}</Text>
+
+        <View style={styles.card}>
+          {DELETED_ITEMS.map((item) => (
+            <Text key={item} style={styles.item}>
+              <Text style={styles.itemMark}>✕  </Text>
+              {t(`deleteAccount.${item}`)}
+            </Text>
+          ))}
+        </View>
+
+        <Text style={styles.intro}>{t("deleteAccount.confirmIntro")}</Text>
+        <TextField
+          placeholder={t("deleteAccount.inputPlaceholder")}
+          value={petName}
+          onChangeText={setPetName}
+          autoCapitalize="none"
+          autoCorrect={false}
+          editable={!isDeleting}
+        />
+        {error ? <Text style={styles.error}>{error}</Text> : null}
+
+        <Button
+          title={isDeleting ? t("deleteAccount.deleting") : t("deleteAccount.confirmDelete")}
+          disabled={!isValidName || isDeleting}
+          onPress={confirmDelete}
+          style={styles.deleteButton}
+        />
+      </ScrollView>
+    </KeyboardAvoidingView>
+  );
+}
+
+function makeStyles(colors: ColorTokens) {
+  const typography: Typography = getTypography(colors);
+  return StyleSheet.create({
+    flex: { flex: 1, backgroundColor: colors.porchWhite },
+    content: { padding: 20, gap: 12, flexGrow: 1, backgroundColor: colors.porchWhite },
+    titleRow: { flexDirection: "row", alignItems: "center", gap: 8 },
+    title: { ...typography.title, fontSize: 18, color: colors.alertRed },
+    intro: { ...typography.body, color: colors.quietGray },
+    card: {
+      gap: 8,
+      padding: 14,
+      borderRadius: radii.xl,
+      borderWidth: 1,
+      borderColor: colors.hairlineGray,
+      backgroundColor: colors.pureWhite,
+    },
+    item: { ...typography.body },
+    itemMark: { color: colors.alertRed, fontWeight: "700" },
+    error: { ...typography.body, color: colors.alertRed },
+    deleteButton: { marginTop: 8, backgroundColor: colors.alertRed },
+  });
+}
diff --git a/mobile/app/(app)/pets/[petId]/index.tsx b/mobile/app/(app)/pets/[petId]/index.tsx
index 778128f..703a6bd 100644
--- a/mobile/app/(app)/pets/[petId]/index.tsx
+++ b/mobile/app/(app)/pets/[petId]/index.tsx
@@ -1,9 +1,9 @@
-import { useMemo } from "react";
-import { View, Text, FlatList, Pressable, ActivityIndicator, StyleSheet } from "react-native";
-import { useLocalSearchParams, useRouter } from "expo-router";
+import { useMemo, useState } from "react";
+import { View, Text, FlatList, Pressable, ActivityIndicator, Alert, StyleSheet } from "react-native";
+import { Stack, useLocalSearchParams, useRouter } from "expo-router";
 import { useTranslation } from "react-i18next";
 import { useQuery, useMutation } from "@tanstack/react-query";
-import { HeartPulse, Trophy, MessageCircle } from "lucide-react-native";
+import { HeartPulse, Trophy, MessageCircle, MoreHorizontal } from "lucide-react-native";
 import { useTRPC } from "../../../../src/api/trpc";
 import { useActivePet } from "../../../../src/context/ActivePetContext";
 import { useTheme } from "../../../../src/context/ThemeContext";
@@ -12,6 +12,8 @@ import { PetIdentityBadges } from "../../../../src/components/PetIdentityBadges"
 import { PostCard } from "../../../../src/components/PostCard";
 import { Button } from "../../../../src/components/Button";
 import { FollowButton } from "../../../../src/components/FollowButton";
+import { ReportSheet } from "../../../../src/components/ReportSheet";
+import { useBlockPet } from "../../../../src/hooks/useBlockPet";
 import { useVisiblePostIds } from "../../../../src/hooks/useVisiblePostIds";
 import { formatPetName } from "../../../../src/lib/format";
 import { getAvatarUrl } from "../../../../src/lib/media-url";
@@ -29,7 +31,7 @@ export default function PetProfileScreen() {
   const { petId } = useLocalSearchParams<{ petId: string }>();
   const router = useRouter();
   const trpc = useTRPC();
-  const { activePetId } = useActivePet();
+  const { activePetId, pets: ownPets } = useActivePet();
   const { colors, typography } = useTheme();
   const styles = useMemo(() => makeStyles(colors), [colors]);
   const { visibleIds, viewabilityConfigCallbackPairs } = useVisiblePostIds();
@@ -40,6 +42,11 @@ export default function PetProfileScreen() {
   const { data: postsPage } = useQuery(trpc.posts.byPetId.queryOptions({ petId }));
 
   const isOwnPet = activePetId === petId;
+  // Any of the owner's pets, not just the active one — blocking/reporting
+  // your own other pet makes no sense.
+  const isOwnedByMe = ownPets.some((ownPet) => ownPet.id === petId);
+  const [reportOpen, setReportOpen] = useState(false);
+  const { confirmBlock } = useBlockPet(() => router.back());
 
   const getOrCreateConversation = useMutation(
     trpc.conversations.getOrCreate.mutationOptions({
@@ -64,99 +71,136 @@ export default function PetProfileScreen() {
   }
 
   const posts = postsPage?.posts ?? [];
+  const canModerate = !isOwnedByMe && !!activePetId;
+
+  // Report + block for other pets (App Store Guideline 1.2), matching web's
+  // ProfileActions "..." menu.
+  const openMoreMenu = () => {
+    if (!activePetId) return;
+    Alert.alert(formatPetName(pet), undefined, [
+      { text: t("petProfile.reportPet"), onPress: () => setReportOpen(true) },
+      {
+        text: t("block.menuItem", { petName: pet.name }),
+        style: "destructive",
+        onPress: () => confirmBlock(activePetId, { id: pet.id, name: pet.name }),
+      },
+      { text: t("common.cancel"), style: "cancel" },
+    ]);
+  };
 
   return (
-    <FlatList
-      data={posts}
-      keyExtractor={(post) => post.id}
-      contentContainerStyle={styles.list}
-      renderItem={({ item }) => (
-        <PostCard post={item} actingPetId={activePetId ?? petId} isVisible={visibleIds.has(item.id)} />
+    <>
+      {canModerate && (
+        <>
+          <Stack.Screen
+            options={{
+              headerRight: () => (
+                <Pressable onPress={openMoreMenu} hitSlop={12} accessibilityLabel={t("petProfile.moreActions")}>
+                  <MoreHorizontal color={colors.ink} size={22} />
+                </Pressable>
+              ),
+            }}
+          />
+          <ReportSheet
+            visible={reportOpen}
+            onClose={() => setReportOpen(false)}
+            reporterPetId={activePetId}
+            targetPetId={pet.id}
+          />
+        </>
       )}
-      viewabilityConfigCallbackPairs={viewabilityConfigCallbackPairs}
-      ItemSeparatorComponent={() => (
-        <View style={styles.postSeparatorWrap}>
-          <View style={styles.postSeparatorLine} />
-        </View>
-      )}
-      ListHeaderComponent={
-        <View style={styles.header}>
-          {pet.avatarKey ? (
-            <Pressable
-              onPress={() =>
-                router.push({
-                  pathname: "/image-viewer",
-                  params: { images: JSON.stringify([getAvatarUrl(pet.avatarKey)]), index: "0" },
-                })
-              }
-            >
-              <PetAvatar name={pet.name} avatarKey={pet.avatarKey} size="lg" />
-            </Pressable>
-          ) : (
-            <PetAvatar name={pet.name} avatarKey={pet.avatarKey} size="lg" />
-          )}
-          <View style={styles.nameRow}>
-            <Text style={styles.name}>{formatPetName(pet)}</Text>
-            <PetIdentityBadges isVerified={pet.isVerified} sponsor={pet.owner} />
+      <FlatList
+        data={posts}
+        keyExtractor={(post) => post.id}
+        contentContainerStyle={styles.list}
+        renderItem={({ item }) => (
+          <PostCard post={item} actingPetId={activePetId ?? petId} isVisible={visibleIds.has(item.id)} />
+        )}
+        viewabilityConfigCallbackPairs={viewabilityConfigCallbackPairs}
+        ItemSeparatorComponent={() => (
+          <View style={styles.postSeparatorWrap}>
+            <View style={styles.postSeparatorLine} />
           </View>
-          <Text style={styles.species}>{pet.species.name}</Text>
-
-          <View style={styles.statsRow}>
-            <Pressable style={styles.stat} onPress={() => router.push(`/pets/${petId}/followers`)}>
-              <Text style={styles.statCount}>{followers?.items.length ?? 0}</Text>
-              <Text style={styles.statLabel}>{t("petProfile.followerStat")}</Text>
-            </Pressable>
-            <Pressable style={styles.stat} onPress={() => router.push(`/pets/${petId}/following`)}>
-              <Text style={styles.statCount}>{following?.items.length ?? 0}</Text>
-              <Text style={styles.statLabel}>{t("petProfile.followingStat")}</Text>
-            </Pressable>
-          </View>
-
-          {isOwnPet ? (
-            <Button title={t("common.edit")} variant="outline" onPress={() => router.push(`/pets/${petId}/edit`)} />
-          ) : (
-            activePetId && <FollowButton followerPetId={activePetId} followeePetId={petId} />
-          )}
-
-          <View style={styles.iconRow}>
-            {isOwnPet && (
-              <Pressable style={styles.iconButton} onPress={() => router.push(`/pets/${petId}/health`)}>
-                <HeartPulse color={colors.ink} size={18} />
-                <Text style={styles.iconButtonText}>{t("petProfile.healthButton")}</Text>
-              </Pressable>
-            )}
-            <Pressable style={styles.iconButton} onPress={() => router.push(`/pets/${petId}/milestones`)}>
-              <Trophy color={colors.ink} size={18} />
-              <Text style={styles.iconButtonText}>{t("petProfile.milestonesButton")}</Text>
-            </Pressable>
-            {!isOwnPet && activePetId && (
+        )}
+        ListHeaderComponent={
+          <View style={styles.header}>
+            {pet.avatarKey ? (
               <Pressable
-                style={styles.iconButton}
-                onPress={() => getOrCreateConversation.mutate({ senderPetId: activePetId, recipientPetId: petId })}
+                onPress={() =>
+                  router.push({
+                    pathname: "/image-viewer",
+                    params: { images: JSON.stringify([getAvatarUrl(pet.avatarKey)]), index: "0" },
+                  })
+                }
               >
-                <MessageCircle color={colors.ink} size={18} />
-                <Text style={styles.iconButtonText}>{t("petProfile.messageButton")}</Text>
+                <PetAvatar name={pet.name} avatarKey={pet.avatarKey} size="lg" />
               </Pressable>
+            ) : (
+              <PetAvatar name={pet.name} avatarKey={pet.avatarKey} size="lg" />
             )}
-          </View>
-
-          {pet.bio ? <Text style={styles.section}>{pet.bio}</Text> : null}
-          {pet.adoptionStory ? (
-            <View>
-              <Text style={styles.sectionTitle}>{t("petProfile.adoptionStoryTitle")}</Text>
-              <Text style={styles.section}>{pet.adoptionStory}</Text>
+            <View style={styles.nameRow}>
+              <Text style={styles.name}>{formatPetName(pet)}</Text>
+              <PetIdentityBadges isVerified={pet.isVerified} sponsor={pet.owner} />
             </View>
-          ) : null}
+            <Text style={styles.species}>{pet.species.name}</Text>
 
-          <View style={styles.divider} />
-        </View>
-      }
-      ListEmptyComponent={
-        <View style={styles.center}>
-          <Text style={typography.body}>{t("petProfile.noPosts")}</Text>
-        </View>
-      }
-    />
+            <View style={styles.statsRow}>
+              <Pressable style={styles.stat} onPress={() => router.push(`/pets/${petId}/followers`)}>
+                <Text style={styles.statCount}>{followers?.items.length ?? 0}</Text>
+                <Text style={styles.statLabel}>{t("petProfile.followerStat")}</Text>
+              </Pressable>
+              <Pressable style={styles.stat} onPress={() => router.push(`/pets/${petId}/following`)}>
+                <Text style={styles.statCount}>{following?.items.length ?? 0}</Text>
+                <Text style={styles.statLabel}>{t("petProfile.followingStat")}</Text>
+              </Pressable>
+            </View>
+
+            {isOwnPet ? (
+              <Button title={t("common.edit")} variant="outline" onPress={() => router.push(`/pets/${petId}/edit`)} />
+            ) : (
+              activePetId && <FollowButton followerPetId={activePetId} followeePetId={petId} />
+            )}
+
+            <View style={styles.iconRow}>
+              {isOwnPet && (
+                <Pressable style={styles.iconButton} onPress={() => router.push(`/pets/${petId}/health`)}>
+                  <HeartPulse color={colors.ink} size={18} />
+                  <Text style={styles.iconButtonText}>{t("petProfile.healthButton")}</Text>
+                </Pressable>
+              )}
+              <Pressable style={styles.iconButton} onPress={() => router.push(`/pets/${petId}/milestones`)}>
+                <Trophy color={colors.ink} size={18} />
+                <Text style={styles.iconButtonText}>{t("petProfile.milestonesButton")}</Text>
+              </Pressable>
+              {!isOwnPet && activePetId && (
+                <Pressable
+                  style={styles.iconButton}
+                  onPress={() => getOrCreateConversation.mutate({ senderPetId: activePetId, recipientPetId: petId })}
+                >
+                  <MessageCircle color={colors.ink} size={18} />
+                  <Text style={styles.iconButtonText}>{t("petProfile.messageButton")}</Text>
+                </Pressable>
+              )}
+            </View>
+
+            {pet.bio ? <Text style={styles.section}>{pet.bio}</Text> : null}
+            {pet.adoptionStory ? (
+              <View>
+                <Text style={styles.sectionTitle}>{t("petProfile.adoptionStoryTitle")}</Text>
+                <Text style={styles.section}>{pet.adoptionStory}</Text>
+              </View>
+            ) : null}
+
+            <View style={styles.divider} />
+          </View>
+        }
+        ListEmptyComponent={
+          <View style={styles.center}>
+            <Text style={typography.body}>{t("petProfile.noPosts")}</Text>
+          </View>
+        }
+      />
+    </>
   );
 }
 
diff --git a/mobile/app/(app)/settings.tsx b/mobile/app/(app)/settings.tsx
index e20bdbd..a9430f1 100644
--- a/mobile/app/(app)/settings.tsx
+++ b/mobile/app/(app)/settings.tsx
@@ -6,6 +6,7 @@ import { LanguageSection } from "../../src/components/settings/LanguageSection";
 import { PetSuggestionsSection } from "../../src/components/settings/PetSuggestionsSection";
 import { LegalSection } from "../../src/components/settings/LegalSection";
 import { LogoutSection } from "../../src/components/settings/LogoutSection";
+import { DeleteAccountSection } from "../../src/components/settings/DeleteAccountSection";
 import { FooterErrorBoundary } from "../../src/components/settings/FooterErrorBoundary";
 import type { ColorTokens } from "../../src/theme/tokens";
 
@@ -43,6 +44,7 @@ export default function SettingsScreen() {
         <PetSuggestionsSection />
         <LegalSection />
         <LogoutSection />
+        <DeleteAccountSection />
       </ScrollView>
     </FooterErrorBoundary>
   );
diff --git a/mobile/src/components/PostCard.tsx b/mobile/src/components/PostCard.tsx
index b7af6cc..b86fbd4 100644
--- a/mobile/src/components/PostCard.tsx
+++ b/mobile/src/components/PostCard.tsx
@@ -13,6 +13,7 @@ import { PawBackButton } from "./PawBackButton";
 import { RepostCard } from "./RepostCard";
 import { VideoPlayer } from "./VideoPlayer";
 import { ReportSheet } from "./ReportSheet";
+import { useBlockPet } from "../hooks/useBlockPet";
 import { getMediaUrl } from "../lib/media-url";
 import { formatPetName, formatRelativeTime } from "../lib/format";
 import { useTheme } from "../context/ThemeContext";
@@ -90,6 +91,7 @@ export function PostCard({ post, actingPetId, isTrending, isVisible = true }: Pr
   const cardWidth = width - 32; // matches the 16px screen padding used by the feed list
   const [reportOpen, setReportOpen] = useState(false);
   const isOwnPost = post.pet.id === actingPetId;
+  const { confirmBlock } = useBlockPet();
 
   const deleteMutation = useMutation(
     trpc.posts.delete.mutationOptions({
@@ -119,7 +121,17 @@ export function PostCard({ post, actingPetId, isTrending, isVisible = true }: Pr
         { text: t("common.delete"), style: "destructive", onPress: () => deleteMutation.mutate({ postId: post.id }) },
       ]);
     } else {
-      setReportOpen(true);
+      // Report + block (App Store Guideline 1.2), matching web PostCard's
+      // "..." menu for other pets' posts.
+      Alert.alert(formatPetName(post.pet), undefined, [
+        { text: t("report.title"), onPress: () => setReportOpen(true) },
+        {
+          text: t("block.menuItem", { petName: post.pet.name }),
+          style: "destructive",
+          onPress: () => confirmBlock(actingPetId, { id: post.pet.id, name: post.pet.name }),
+        },
+        { text: t("common.cancel"), style: "cancel" },
+      ]);
     }
   };
 
diff --git a/mobile/src/components/settings/DeleteAccountSection.tsx b/mobile/src/components/settings/DeleteAccountSection.tsx
new file mode 100644
index 0000000..9127326
--- /dev/null
+++ b/mobile/src/components/settings/DeleteAccountSection.tsx
@@ -0,0 +1,33 @@
+import { useMemo } from "react";
+import { Pressable, Text, StyleSheet } from "react-native";
+import { useRouter } from "expo-router";
+import { useTranslation } from "react-i18next";
+import { useTheme } from "../../context/ThemeContext";
+import { getTypography, type ColorTokens, type Typography } from "../../theme/tokens";
+
+/**
+ * Entry point to app/(app)/delete-account.tsx. Deliberately a quiet text
+ * link below Log out (like web's DeleteAccountDialog trigger) rather than a
+ * prominent button — it has to be findable (App Store Guideline 5.1.1(v)),
+ * not inviting.
+ */
+export function DeleteAccountSection() {
+  const { t } = useTranslation();
+  const router = useRouter();
+  const { colors } = useTheme();
+  const styles = useMemo(() => makeStyles(colors), [colors]);
+
+  return (
+    <Pressable onPress={() => router.push("/delete-account")} hitSlop={8} style={styles.row}>
+      <Text style={styles.text}>{t("deleteAccount.trigger")}</Text>
+    </Pressable>
+  );
+}
+
+function makeStyles(colors: ColorTokens) {
+  const typography: Typography = getTypography(colors);
+  return StyleSheet.create({
+    row: { alignItems: "center", paddingVertical: 4 },
+    text: { ...typography.body, fontSize: 13, color: colors.alertRed },
+  });
+}
diff --git a/mobile/src/hooks/useBlockPet.ts b/mobile/src/hooks/useBlockPet.ts
new file mode 100644
index 0000000..615bd77
--- /dev/null
+++ b/mobile/src/hooks/useBlockPet.ts
@@ -0,0 +1,55 @@
+import { Alert } from "react-native";
+import { useTranslation } from "react-i18next";
+import { useMutation, useQueryClient } from "@tanstack/react-query";
+import { useTRPC } from "../api/trpc";
+
+type BlockTarget = { id: string; name: string };
+
+/**
+ * Port of web's src/components/safety/BlockDialog.tsx (SAFE-01) as a native
+ * confirm Alert instead of a dialog component. Required for App Store
+ * Guideline 1.2 (UGC apps must let users block abusive accounts).
+ *
+ * The block itself is enforced server-side: feed.getFeed filters blocked
+ * pets, comments/DMs reject blocked pairs. Explore/search don't filter blocks
+ * yet (server change) — invalidating them here is harmless groundwork.
+ *
+ * `onBlocked` lets a caller leave a screen that shows the blocked pet (the
+ * pet profile navigates back).
+ */
+export function useBlockPet(onBlocked?: () => void) {
+  const { t } = useTranslation();
+  const trpc = useTRPC();
+  const queryClient = useQueryClient();
+
+  const blockMutation = useMutation(
+    trpc.blocks.create.mutationOptions({
+      onSuccess: () => {
+        queryClient.invalidateQueries(trpc.feed.pathFilter());
+        queryClient.invalidateQueries(trpc.explore.pathFilter());
+        queryClient.invalidateQueries(trpc.search.pathFilter());
+        queryClient.invalidateQueries(trpc.posts.pathFilter());
+        queryClient.invalidateQueries(trpc.follows.pathFilter());
+        onBlocked?.();
+      },
+      onError: () => Alert.alert(t("block.errorToast")),
+    })
+  );
+
+  const confirmBlock = (blockerPetId: string, target: BlockTarget) => {
+    Alert.alert(t("block.title", { petName: target.name }), t("block.description", { petName: target.name }), [
+      { text: t("block.cancel"), style: "cancel" },
+      {
+        text: t("block.confirm"),
+        style: "destructive",
+        onPress: () =>
+          blockMutation.mutate(
+            { blockerPetId, blockedPetId: target.id },
+            { onSuccess: () => Alert.alert(t("block.successToast", { petName: target.name })) }
+          ),
+      },
+    ]);
+  };
+
+  return { confirmBlock, isBlocking: blockMutation.isPending };
+}
diff --git a/mobile/src/i18n/locales/de.json b/mobile/src/i18n/locales/de.json
index ee24ead..0aa142b 100644
--- a/mobile/src/i18n/locales/de.json
+++ b/mobile/src/i18n/locales/de.json
@@ -179,7 +179,9 @@
     "messageButton": "Nachricht",
     "adoptionStoryTitle": "Adoptionsgeschichte",
     "noFollowers": "Noch keine Follower.",
-    "noFollowing": "Folgt noch niemandem."
+    "noFollowing": "Folgt noch niemandem.",
+    "reportPet": "Tier melden",
+    "moreActions": "Weitere Aktionen"
   },
   "notifications": {
     "follow": "folgt dir jetzt.",
@@ -309,6 +311,35 @@
     "settings": "Einstellungen",
     "newPost": "Neuer Beitrag",
     "newStory": "Neue Story",
-    "newMilestone": "Neuer Meilenstein"
+    "newMilestone": "Neuer Meilenstein",
+    "deleteAccount": "Konto löschen"
+  },
+  "block": {
+    "menuItem": "{{petName}} blockieren",
+    "title": "{{petName}} blockieren?",
+    "description": "Posts von {{petName}} werden in deinem Feed ausgeblendet, und ihr könnt euch nicht mehr kommentieren oder schreiben. Niemand erfährt, dass du blockiert hast.",
+    "cancel": "Nicht blockieren",
+    "confirm": "Blockieren",
+    "successToast": "Du hast {{petName}} blockiert.",
+    "errorToast": "Tier konnte nicht blockiert werden. Bitte versuch es erneut."
+  },
+  "deleteAccount": {
+    "trigger": "Konto löschen",
+    "warningTitle": "Konto wirklich löschen?",
+    "warningIntro": "Diese Aktion ist unwiderruflich. Folgendes wird dauerhaft gelöscht:",
+    "itemPets": "Alle Tierprofile",
+    "itemPosts": "Alle Posts, Kommentare und Reaktionen",
+    "itemMedia": "Alle Bilder und Videos",
+    "itemMessages": "Alle Chats und Nachrichten",
+    "itemHealth": "Alle Gesundheitsdaten",
+    "itemAccount": "Dein PawFeed-Konto",
+    "confirmIntro": "Gib den Namen eines deiner Haustiere ein, um die Löschung zu bestätigen:",
+    "inputPlaceholder": "Tiername eingeben…",
+    "confirmDelete": "Konto endgültig löschen",
+    "finalConfirmTitle": "Letzte Bestätigung",
+    "finalConfirmMessage": "Dein Konto und alle Daten werden sofort und endgültig gelöscht. Das kann nicht rückgängig gemacht werden.",
+    "deleting": "Konto wird gelöscht…",
+    "doneTitle": "Dein Konto wurde gelöscht.",
+    "genericError": "Etwas ist schiefgelaufen. Bitte versuch es erneut."
   }
 }
diff --git a/mobile/src/i18n/locales/en.json b/mobile/src/i18n/locales/en.json
index 4765935..35e69f6 100644
--- a/mobile/src/i18n/locales/en.json
+++ b/mobile/src/i18n/locales/en.json
@@ -179,7 +179,9 @@
     "messageButton": "Message",
     "adoptionStoryTitle": "Adoption story",
     "noFollowers": "No followers yet.",
-    "noFollowing": "Not following anyone yet."
+    "noFollowing": "Not following anyone yet.",
+    "reportPet": "Report pet",
+    "moreActions": "More actions"
   },
   "notifications": {
     "follow": "is now following you.",
@@ -309,6 +311,35 @@
     "settings": "Settings",
     "newPost": "New post",
     "newStory": "New story",
-    "newMilestone": "New milestone"
+    "newMilestone": "New milestone",
+    "deleteAccount": "Delete account"
+  },
+  "block": {
+    "menuItem": "Block {{petName}}",
+    "title": "Block {{petName}}?",
+    "description": "{{petName}}'s posts will be hidden from your feed, and you won't be able to comment on or message each other. They won't know you blocked them.",
+    "cancel": "Don't block",
+    "confirm": "Block",
+    "successToast": "You've blocked {{petName}}.",
+    "errorToast": "Couldn't block this pet. Please try again."
+  },
+  "deleteAccount": {
+    "trigger": "Delete account",
+    "warningTitle": "Really delete your account?",
+    "warningIntro": "This can't be undone. The following will be permanently deleted:",
+    "itemPets": "All pet profiles",
+    "itemPosts": "All posts, comments and reactions",
+    "itemMedia": "All photos and videos",
+    "itemMessages": "All chats and messages",
+    "itemHealth": "All health records",
+    "itemAccount": "Your PawFeed account",
+    "confirmIntro": "Type the name of one of your pets to confirm the deletion:",
+    "inputPlaceholder": "Enter pet name…",
+    "confirmDelete": "Permanently delete account",
+    "finalConfirmTitle": "Final confirmation",
+    "finalConfirmMessage": "Your account and all data will be deleted immediately and permanently. This can't be undone.",
+    "deleting": "Deleting account…",
+    "doneTitle": "Your account has been deleted.",
+    "genericError": "Something went wrong. Please try again."
   }
 }