diff --git a/README.md b/README.md
index dd5b4f0..6a17206 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,8 @@ jobs:
           # keystore-key-alias: 'your-key-alias'
           # keystore-key-password: ${{ secrets.KEYSTORE_KEY_PASSWORD }}
           # keystore-path: 'tools/buildtools/upload-key.keystore' # Optional: for custom keystore locations
+          # For store AAB add this:
+          # aab: true
 ```
 
 ## Inputs
@@ -55,6 +57,7 @@ jobs:
 | `validate-gradle-wrapper` | Whether to validate the Gradle wrapper   | No       | `true`             |
 | `setup-java`              | Whether to run actions/setup-java action | No       | `true`             |
 | `variant`                 | Build variant (debug/release)            | No       | `debug`            |
+| `aab`                     | Build Android App Bundle instead of APK  | No       | `false`            |
 | `sign`                    | Whether to sign the build with keystore  | No       | -                  |
 | `re-sign`                 | Re-sign the APK with new JS bundle       | No       | `false`            |
 | `keystore-file`           | Path to the keystore file                | No       | -                  |
diff --git a/action.yml b/action.yml
index 9f9d52c..f91182f 100644
--- a/action.yml
+++ b/action.yml
@@ -25,6 +25,10 @@ inputs:
     description: 'Build variant'
     required: false
     default: 'debug'
+  aab:
+    description: 'Build Android App Bundle instead of APK'
+    required: false
+    default: false
   rock-build-extra-params:
     description: 'Extra parameters to pass to "rock build:android"'
     required: false
@@ -116,6 +120,12 @@ runs:
       shell: bash
       working-directory: ${{ inputs.working-directory }}
 
+    - name: Set Build Type Env
+      id: build-type
+      run: echo "BUILD_TYPE=${{ inputs.aab == 'true' && 'aab' || 'apk' }}" >> $GITHUB_ENV
+      shell: bash
+      working-directory: ${{ inputs.working-directory }}
+
     - name: Get Provider Name
       run: |
         PROVIDER_NAME=$(npx rock remote-cache get-provider-name) || (echo "$PROVIDER_NAME" && exit 1)
@@ -133,7 +143,7 @@ runs:
     - name: Check if PR-related artifact exists
       if: ${{ github.event_name == 'pull_request' && inputs.re-sign == 'true' }}
       run: |
-        ARTIFACT_TRAITS="${{ inputs.variant }},${{ github.event.pull_request.number}}"
+        ARTIFACT_TRAITS="${{ inputs.variant }},${{ env.BUILD_TYPE }},${{ github.event.pull_request.number}}"
         echo "ARTIFACT_TRAITS=$ARTIFACT_TRAITS" >> $GITHUB_ENV
 
         OUTPUT=$(npx rock remote-cache list -p android --traits "${ARTIFACT_TRAITS}" --json) || (echo "$OUTPUT" && exit 1)
@@ -147,7 +157,7 @@ runs:
     - name: Check if regular artifact exists
       if: ${{ !env.ARTIFACT_NAME }}
       run: |
-        ARTIFACT_TRAITS="${{ inputs.variant }}"
+        ARTIFACT_TRAITS="${{ inputs.variant }},${{ env.BUILD_TYPE }}"
         echo "ARTIFACT_TRAITS=$ARTIFACT_TRAITS" >> $GITHUB_ENV
 
         OUTPUT=$(npx rock remote-cache list -p android --traits "${ARTIFACT_TRAITS}" --json) || (echo "$OUTPUT" && exit 1)
@@ -240,6 +250,7 @@ runs:
       run: |
         npx rock build:android \
           --variant "${{ inputs.variant }}" \
+          ${{ env.BUILD_TYPE == 'aab' && '--aab' || '' }} \
           ${{ inputs.rock-build-extra-params }}
       shell: bash
       working-directory: ${{ inputs.working-directory }}
@@ -247,20 +258,20 @@ runs:
     - name: Find Build Artifact
       if: ${{ !env.ARTIFACT_URL }}
       run: |
-        APK_PATH=$(find $ANDROID_SOURCE_DIR/$APP_NAME/build/outputs -name '*.apk' | head -1 )
-        echo APK_PATH $APK_PATH
-        echo "ARTIFACT_PATH=$APK_PATH" >> $GITHUB_ENV
+        BINARY_PATH=$(find $ANDROID_SOURCE_DIR/$APP_NAME/build/outputs -name '*.${{ inputs.aab == 'true' && 'aab' || 'apk' }}' | head -1 )
+        echo BINARY_PATH $BINARY_PATH
+        echo "ARTIFACT_PATH=$BINARY_PATH" >> $GITHUB_ENV
       shell: bash
 
-    - name: Download and Unpack APK
+    - name: Download and Unpack Binary
       if: ${{ env.ARTIFACT_URL && inputs.re-sign == 'true' }}
       run: |
         DOWNLOAD_OUTPUT=$(npx rock remote-cache download --name ${{ env.ARTIFACT_NAME }} --json) || (echo "$DOWNLOAD_OUTPUT" && exit 1)
-        APK_PATH=$(echo "$DOWNLOAD_OUTPUT" | jq -r '.path')
-        echo "ARTIFACT_PATH=$APK_PATH" >> $GITHUB_ENV
+        BINARY_PATH=$(echo "$DOWNLOAD_OUTPUT" | jq -r '.path')
+        echo "ARTIFACT_PATH=$BINARY_PATH" >> $GITHUB_ENV
       shell: bash
 
-    - name: Re-sign APK
+    - name: Re-sign Binary
       if: ${{ env.ARTIFACT_URL && inputs.re-sign == 'true' }}
       run: |
         npx rock sign:android ${{ env.ARTIFACT_PATH }} \
@@ -276,7 +287,7 @@ runs:
         else
           IDENTIFIER=$(echo "$GITHUB_SHA" | cut -c1-7)
         fi
-        ARTIFACT_TRAITS="${{ inputs.variant }},${IDENTIFIER}"
+        ARTIFACT_TRAITS="${{ inputs.variant }},${{ env.BUILD_TYPE }},${IDENTIFIER}"
         ARTIFACT_TRAITS_HYPHENATED=$(echo "$ARTIFACT_TRAITS" | tr ',' '-')
         ARTIFACT_TRAITS_HYPHENATED_FINGERPRINT="${ARTIFACT_TRAITS_HYPHENATED}-${FINGERPRINT}"
         echo "ARTIFACT_NAME=rock-android-${ARTIFACT_TRAITS_HYPHENATED_FINGERPRINT}" >> $GITHUB_ENV
@@ -342,6 +353,6 @@ runs:
       if: ${{ github.event_name == 'pull_request' && inputs.comment-bot == 'true' }}
       uses: callstackincubator/android/.github/actions/rock-post-build@v3
       with:
-        title: Android ${{ inputs.variant }} APK for all devices
+        title: Android ${{ inputs.variant }} Binary for all devices
         artifact-url: ${{ steps.upload-artifact.outputs.artifact-url || env.ARTIFACT_URL }}
         github-token: ${{ inputs.github-token }}