diff --git a/.github/workflows/issue-labels.yml b/.github/workflows/issue-labels.yml
index d6571d65d45..607d6c26cd7 100644
--- a/.github/workflows/issue-labels.yml
+++ b/.github/workflows/issue-labels.yml
@@ -37,6 +37,11 @@ jobs:
                 color: "fbca04",
                 description: "Issue needs maintainer review and initial categorization.",
               },
+              {
+                name: "android:apk-preview",
+                color: "0e8a16",
+                description: "Build and publish a self-contained Android preview APK for this PR.",
+              },
             ];
 
             for (const label of managedLabels) {
diff --git a/.github/workflows/mobile-android-apk-preview.yml b/.github/workflows/mobile-android-apk-preview.yml
new file mode 100644
index 00000000000..7cccb086806
--- /dev/null
+++ b/.github/workflows/mobile-android-apk-preview.yml
@@ -0,0 +1,151 @@
+name: Mobile Android APK Preview
+
+on:
+  pull_request:
+    types: [labeled]
+
+permissions:
+  contents: read
+  issues: write
+  pull-requests: write
+
+jobs:
+  build:
+    name: Build Android APK preview
+    if: github.event.label.name == 'android:apk-preview'
+    runs-on: ubuntu-24.04
+    timeout-minutes: 90
+    concurrency:
+      group: android-apk-preview-${{ github.event.pull_request.number }}
+      cancel-in-progress: true
+    env:
+      ANDROID_APK_PATH: dist/mobile/android/t3code-preview-release.apk
+      APP_VARIANT: preview
+      NODE_OPTIONS: --max-old-space-size=8192
+      T3CODE_ANDROID_PREVIEW_RELEASE_APK_PATH: dist/mobile/android/t3code-preview-release.apk
+      T3CODE_ANDROID_PREVIEW_RELEASE_ARCHITECTURES: arm64-v8a
+    steps:
+      - name: Checkout PR head
+        uses: actions/checkout@v6
+        with:
+          repository: ${{ github.event.pull_request.head.repo.full_name }}
+          ref: ${{ github.event.pull_request.head.sha }}
+          fetch-depth: 0
+
+      - name: Setup Vite+
+        uses: voidzero-dev/setup-vp@v1
+        with:
+          node-version-file: package.json
+          cache: true
+          run-install: true
+
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: "21"
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+
+      - name: Setup Android SDK
+        uses: android-actions/setup-android@v3
+
+      - name: Build Android preview release APK
+        run: vp run dist:mobile:android:preview:release
+
+      - id: apk
+        name: Verify APK artifact
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          test -f "$ANDROID_APK_PATH"
+          unzip -l "$ANDROID_APK_PATH" | grep -E 'assets/(index\.android\.bundle|app\.manifest)'
+
+          size_bytes="$(stat -c '%s' "$ANDROID_APK_PATH")"
+          size_mib="$(awk "BEGIN { printf \"%.1f\", $size_bytes / 1024 / 1024 }")"
+          sha256="$(sha256sum "$ANDROID_APK_PATH" | awk '{ print $1 }')"
+
+          echo "size_mib=$size_mib" >> "$GITHUB_OUTPUT"
+          echo "sha256=$sha256" >> "$GITHUB_OUTPUT"
+
+      - id: upload-apk
+        name: Upload APK artifact
+        uses: actions/upload-artifact@v7
+        with:
+          name: t3code-preview-release-pr-${{ github.event.pull_request.number }}
+          path: ${{ env.ANDROID_APK_PATH }}
+          if-no-files-found: error
+          retention-days: 14
+
+      - name: Comment APK artifact and remove trigger label
+        uses: actions/github-script@v8
+        env:
+          APK_ARTIFACT_NAME: t3code-preview-release-pr-${{ github.event.pull_request.number }}
+          APK_ARTIFACT_URL: ${{ steps.upload-apk.outputs.artifact-url }}
+          APK_SHA256: ${{ steps.apk.outputs.sha256 }}
+          APK_SIZE_MIB: ${{ steps.apk.outputs.size_mib }}
+          APK_SOURCE_SHA: ${{ github.event.pull_request.head.sha }}
+          LABEL_NAME: android:apk-preview
+        with:
+          script: |
+            const marker = "<!-- t3code-android-apk-preview -->";
+            const issueNumber = context.payload.pull_request.number;
+            const serverUrl = process.env.GITHUB_SERVER_URL ?? "https://github.com";
+            const artifactUrl = process.env.APK_ARTIFACT_URL || `${serverUrl}/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`;
+            const shortSha = (process.env.APK_SOURCE_SHA ?? "").slice(0, 12);
+            const body = [
+              marker,
+              "## Android APK preview",
+              "",
+              "A self-contained Android preview APK was built for this PR.",
+              "",
+              `- Artifact: [${process.env.APK_ARTIFACT_NAME}](${artifactUrl})`,
+              `- Size: ${process.env.APK_SIZE_MIB} MiB`,
+              `- SHA-256: \`${process.env.APK_SHA256}\``,
+              `- Source: \`${shortSha}\``,
+              "- Note: GitHub Actions downloads artifacts as zip archives.",
+              "",
+              "Re-add the `android:apk-preview` label to build a fresh APK.",
+            ].join("\n");
+
+            const { data: comments } = await github.rest.issues.listComments({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: issueNumber,
+              per_page: 100,
+            });
+
+            const existing = comments.find((comment) =>
+              comment.user?.type === "Bot" && comment.body?.includes(marker),
+            );
+
+            if (existing) {
+              await github.rest.issues.updateComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                comment_id: existing.id,
+                body,
+              });
+            } else {
+              await github.rest.issues.createComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: issueNumber,
+                body,
+              });
+            }
+
+            try {
+              await github.rest.issues.removeLabel({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: issueNumber,
+                name: process.env.LABEL_NAME,
+              });
+            } catch (error) {
+              if (error.status !== 404) {
+                throw error;
+              }
+            }
diff --git a/package.json b/package.json
index f97275e60bb..5f8a384d484 100644
--- a/package.json
+++ b/package.json
@@ -33,6 +33,7 @@
     "dist:desktop:win": "node scripts/build-desktop-artifact.ts --platform win --target nsis",
     "dist:desktop:win:arm64": "node scripts/build-desktop-artifact.ts --platform win --target nsis --arch arm64",
     "dist:desktop:win:x64": "node scripts/build-desktop-artifact.ts --platform win --target nsis --arch x64",
+    "dist:mobile:android:preview:release": "node scripts/build-mobile-android-preview-release.ts",
     "release:smoke": "node scripts/release-smoke.ts",
     "clean": "rm -rf node_modules apps/*/node_modules packages/*/node_modules apps/*/dist apps/*/dist-electron packages/*/dist .vite-plus apps/*/.vite-plus packages/*/.vite-plus",
     "sync:repos": "node scripts/sync-reference-repos.ts"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f1a430156be..9b88fdc75cb 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -14448,19 +14448,19 @@ snapshots:
       '@rolldown/plugin-babel': 0.2.3(@babel/core@7.29.7)(@babel/plugin-transform-runtime@7.29.7(@babel/core@7.29.7))(@babel/runtime@7.29.7)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(rolldown@1.1.3)
       babel-plugin-react-compiler: 1.0.0
 
-  '@vitest/browser-preview@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9)':
+  '@vitest/browser-preview@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)))':
     dependencies:
       '@testing-library/dom': 10.4.1
       '@testing-library/user-event': 14.6.1(@testing-library/dom@10.4.1)
-      '@vitest/browser': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9)
-      vitest: 4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
+      '@vitest/browser': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)))
+      vitest: 4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9))(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
     transitivePeerDependencies:
       - bufferutil
       - msw
       - utf-8-validate
       - vite
 
-  '@vitest/browser@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9)':
+  '@vitest/browser@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)))':
     dependencies:
       '@blazediff/core': 1.9.1
       '@vitest/mocker': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
@@ -14469,7 +14469,7 @@ snapshots:
       pngjs: 7.0.0
       sirv: 3.0.2
       tinyrainbow: 3.1.0
-      vitest: 4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
+      vitest: 4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9))(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
       ws: 8.21.0(bufferutil@4.1.0)(utf-8-validate@6.0.6)
     transitivePeerDependencies:
       - bufferutil
@@ -20129,8 +20129,8 @@ snapshots:
     dependencies:
       '@oxc-project/types': 0.136.0
       '@oxlint/plugins': 1.68.0
-      '@vitest/browser': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9)
-      '@vitest/browser-preview': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9)
+      '@vitest/browser': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)))
+      '@vitest/browser-preview': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)))
       '@vitest/expect': 4.1.9
       '@vitest/mocker': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
       '@vitest/pretty-format': 4.1.9
@@ -20143,7 +20143,7 @@ snapshots:
       oxlint: 1.70.0(oxlint-tsgolint@0.23.0)(vite-plus@0.2.1(@types/node@24.12.4)(bufferutil@4.1.0)(esbuild@0.28.1)(jiti@2.7.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(utf-8-validate@6.0.6)(yaml@2.9.0))
       oxlint-tsgolint: 0.23.0
       vite: '@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0)'
-      vitest: 4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
+      vitest: 4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9))(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
     optionalDependencies:
       '@voidzero-dev/vite-plus-darwin-arm64': 0.2.1
       '@voidzero-dev/vite-plus-darwin-x64': 0.2.1
@@ -20189,7 +20189,7 @@ snapshots:
     optionalDependencies:
       vite: '@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0)'
 
-  vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)):
+  vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9))(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)):
     dependencies:
       '@vitest/expect': 4.1.9
       '@vitest/mocker': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))
@@ -20213,7 +20213,7 @@ snapshots:
       why-is-node-running: 2.3.0
     optionalDependencies:
       '@types/node': 24.12.4
-      '@vitest/browser-preview': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9)
+      '@vitest/browser-preview': 4.1.9(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(bufferutil@4.1.0)(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3))(utf-8-validate@6.0.6)(vitest@4.1.9(@types/node@24.12.4)(@vitest/browser-preview@4.1.9)(@voidzero-dev/vite-plus-core@0.2.1(@types/node@24.12.4)(esbuild@0.28.1)(jiti@2.7.0)(terser@5.48.0)(typescript@6.0.3)(unrun@0.2.39)(yaml@2.9.0))(msw@2.12.11(@types/node@24.12.4)(typescript@6.0.3)))
     transitivePeerDependencies:
       - msw
 
diff --git a/scripts/build-mobile-android-preview-release.ts b/scripts/build-mobile-android-preview-release.ts
new file mode 100644
index 00000000000..a3b52c95e69
--- /dev/null
+++ b/scripts/build-mobile-android-preview-release.ts
@@ -0,0 +1,117 @@
+#!/usr/bin/env node
+// @effect-diagnostics nodeBuiltinImport:off
+
+import * as NodeChildProcess from "node:child_process";
+import * as NodeCrypto from "node:crypto";
+import * as NodeFS from "node:fs";
+import * as NodePath from "node:path";
+import * as NodeURL from "node:url";
+
+const repoRoot = NodePath.resolve(NodePath.dirname(NodeURL.fileURLToPath(import.meta.url)), "..");
+const mobileRoot = NodePath.join(repoRoot, "apps/mobile");
+const androidRoot = NodePath.join(mobileRoot, "android");
+const releaseApkPath = NodePath.join(androidRoot, "app/build/outputs/apk/release/app-release.apk");
+const destinationPath = resolveDestinationPath();
+const releaseArchitectures = process.env.T3CODE_ANDROID_PREVIEW_RELEASE_ARCHITECTURES?.trim();
+
+function resolveDestinationPath(): string {
+  const explicitPath = process.env.T3CODE_ANDROID_PREVIEW_RELEASE_APK_PATH?.trim();
+  return explicitPath
+    ? NodePath.resolve(repoRoot, explicitPath)
+    : NodePath.join(repoRoot, "dist/mobile/android/t3code-preview-release.apk");
+}
+
+function log(message: string): void {
+  process.stdout.write(`${message}\n`);
+}
+
+function runCommand(
+  command: string,
+  args: ReadonlyArray<string>,
+  options: {
+    readonly cwd: string;
+    readonly env?: NodeJS.ProcessEnv;
+  },
+): void {
+  log(`$ ${[command, ...args].join(" ")}`);
+  const result = NodeChildProcess.spawnSync(command, args, {
+    cwd: options.cwd,
+    env: {
+      ...process.env,
+      ...options.env,
+    },
+    shell: false,
+    stdio: "inherit",
+  });
+
+  if (result.error) {
+    throw result.error;
+  }
+
+  if (result.status !== 0) {
+    process.exit(result.status ?? 1);
+  }
+}
+
+function copyApk(): void {
+  if (!NodeFS.existsSync(releaseApkPath)) {
+    throw new Error(`Expected release APK was not created: ${releaseApkPath}`);
+  }
+
+  NodeFS.mkdirSync(NodePath.dirname(destinationPath), { recursive: true });
+  NodeFS.copyFileSync(releaseApkPath, destinationPath);
+
+  const size = NodeFS.statSync(destinationPath).size;
+  const hash = NodeCrypto.createHash("sha256")
+    .update(NodeFS.readFileSync(destinationPath))
+    .digest("hex");
+
+  log(`Copied APK to ${destinationPath}`);
+  log(`Size: ${(size / 1024 / 1024).toFixed(1)} MiB`);
+  log(`SHA-256: ${hash}`);
+}
+
+runCommand(
+  "vp",
+  [
+    "exec",
+    "--filter",
+    "@t3tools/mobile",
+    "--",
+    "expo",
+    "prebuild",
+    "--clean",
+    "--no-install",
+    "--platform",
+    "android",
+  ],
+  {
+    cwd: repoRoot,
+    env: {
+      APP_VARIANT: "preview",
+      EXPO_NO_GIT_STATUS: "1",
+      NODE_ENV: "production",
+    },
+  },
+);
+
+runCommand(
+  "./gradlew",
+  [
+    "--no-daemon",
+    "--stacktrace",
+    "--build-cache",
+    "-Dorg.gradle.jvmargs=-Xmx4096m -XX:MaxMetaspaceSize=1024m",
+    ...(releaseArchitectures ? [`-PreactNativeArchitectures=${releaseArchitectures}`] : []),
+    "assembleRelease",
+  ],
+  {
+    cwd: androidRoot,
+    env: {
+      APP_VARIANT: "preview",
+      NODE_ENV: "production",
+    },
+  },
+);
+
+copyApk();