diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7d2bcab..75304b0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,6 +18,11 @@ jobs:
       - name: Check out repo
         uses: actions/checkout@v4
 
+      - name: Update packages
+        run: |
+          sudo apt update
+          sudo apt upgrade
+
       - name: Set up pnpm
         uses: pnpm/action-setup@v4
         with:
@@ -29,9 +34,7 @@ jobs:
       # https://github.com/tauri-apps/tauri-action?tab=readme-ov-file#usage
       # https://docs.github.com/en/actions/using-github-hosted-runners/using-github-hosted-runners/customizing-github-hosted-runners#installing-software-on-ubuntu-runners
       - name: Install tauri dependencies
-        run: |
-          sudo apt update
-          sudo apt install libwebkit2gtk-4.1-dev
+        run: sudo apt install libwebkit2gtk-4.1-dev
 
       - name: Build
         run: ./meta/build
@@ -69,12 +72,58 @@ jobs:
             target/release/gdn-cli.exe
             target/release/gdn-app.exe
 
+  build-android:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repo
+        uses: actions/checkout@v4
+
+      - name: Set up env vars
+        run: echo "NDK_HOME=$ANDROID_NDK_HOME" >> $GITHUB_ENV
+
+      - name: Update packages
+        run: |
+          sudo apt update
+          sudo apt upgrade
+
+      - name: Set up pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      # https://v2.tauri.app/start/prerequisites/#android
+      - name: Set up rust
+        run: |
+          rustup update
+          rustup target add aarch64-linux-android armv7-linux-androideabi i686-linux-android x86_64-linux-android
+
+      # https://v2.tauri.app/distribute/sign/android/
+      - name: Set up Android signing
+        run: |
+          cd gdn-app/src-tauri/gen/android
+          echo "keyAlias=${{ secrets.ANDROID_KEY_ALIAS }}" > key.properties
+          echo "password=${{ secrets.ANDROID_KEY_PASSWORD }}" >> key.properties
+          base64 -d <<< "${{ secrets.ANDROID_KEY_BASE64 }}" > $RUNNER_TEMP/keystore.jks
+          echo "storeFile=$RUNNER_TEMP/keystore.jks" >> key.properties
+
+      - name: Build
+        run: |
+          export NDK_HOME="$ANDROID_NDK_HOME"
+          ./meta/build-android
+
+      - name: Upload
+        uses: actions/upload-artifact@v4
+        with:
+          name: gdn-android
+          path: target/release/gdn-app.apk
+
   release:
     runs-on: ubuntu-latest
     if: ${{ startsWith(github.ref, 'refs/tags/v') }}
     needs:
       - build-linux
       - build-windows
+      - build-android
     permissions:
       contents: write
     steps:
@@ -85,6 +134,7 @@ jobs:
         run: |
           zip -r gdn-linux.zip gdn-linux
           zip -r gdn-windows.zip gdn-windows
+          mv gdn-android/gdn-app.apk gdn-android.apk
 
       - name: Create new release
         uses: softprops/action-gh-release@v2
@@ -93,3 +143,4 @@ jobs:
           files: |
             gdn-linux.zip
             gdn-windows.zip
+            gdn-android.apk
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..9b4e555
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+# https://github.com/actions/runner-images/blob/main/images/ubuntu/Ubuntu2404-Readme.md#rust-tools
+channel = "1.86.0"