diff --git a/.github/actions/report-size/action.yml b/.github/actions/report-size/action.yml
new file mode 100644
index 000000000..e39b8bab3
--- /dev/null
+++ b/.github/actions/report-size/action.yml
@@ -0,0 +1,79 @@
+name: 'Bundle size reporter'
+description: 'Post bundle size difference compared to another branch'
+inputs:
+  branch:
+    description: 'Branch to compare to'
+    required: true
+    default: 'main'
+  paths:
+    description:
+      'Paths to json file bundle size report or folder containing bundles'
+    required: true
+    default: '/'
+  onlyDiff:
+    description: 'Report only different sizes'
+    required: false
+    default: 'false'
+  filter:
+    description: 'Regex filter based on file path'
+    required: false
+  unit:
+    description: 'Size unit'
+    required: false
+    default: 'KB'
+
+  # Comment inputs
+  comment:
+    description: 'Post comment'
+    required: false
+    default: 'true'
+  header:
+    description: 'Comment header'
+    required: false
+    default: 'Bundle size report'
+  append:
+    description: 'Append comment'
+    required: false
+    default: 'false'
+  ghToken:
+    description: 'Github token'
+    required: false
+
+runs:
+  using: 'composite'
+  steps:
+    # Checkout branch to compare to [required]
+    - name: Checkout base branch
+      uses: actions/checkout@v3
+      with:
+        ref: ${{ inputs.branch }}
+        path: br-base
+        token: ${{ inputs.ghToken }}
+
+    # Generate the bundle size difference report [required]
+    - name: Generate report
+      id: bundleSize
+      uses: nejcm/bundle-size-reporter-action@v1.4.1
+      with:
+        paths: ${{ inputs.paths }}
+        onlyDiff: ${{ inputs.onlyDiff }}
+        filter: ${{ inputs.filter }}
+        unit: ${{ inputs.unit }}
+
+    # Post github action summary
+    - name: Post summary
+      if: ${{ steps.bundleSize.outputs.hasDifferences == 'true' }} # post only in case of changes
+      run: |
+        echo '${{ steps.bundleSize.outputs.summary }}' >> $GITHUB_STEP_SUMMARY
+      shell: bash
+
+    # Post github action comment
+    - name: Post comment
+      uses: marocchino/sticky-pull-request-comment@v2
+      if: ${{ steps.bundleSize.outputs.hasDifferences == 'true' }} # post only in case of changes
+      with:
+        number: ${{ github.event.pull_request.number }}
+        header: ${{ inputs.header }}
+        append: ${{ inputs.append }}
+        message: '${{ steps.bundleSize.outputs.summary }}'
+        GITHUB_TOKEN: ${{ inputs.ghToken }}
diff --git a/.github/workflows/dev.yml b/.github/workflows/dev.yml
index e7bff39e9..ae8b8a766 100644
--- a/.github/workflows/dev.yml
+++ b/.github/workflows/dev.yml
@@ -16,6 +16,39 @@ env:
   TEST_TAG: ${{ github.repository_owner }}/notes:test
 
 jobs:
+  report-electron-size:
+    name: Report Electron size
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v4
+
+      - name: Set up node & dependencies
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: "npm"
+
+      - run: npm ci
+
+      - name: Run the build
+        uses: ./.github/actions/build-electron
+        with:
+          os: linux
+          arch: x64
+          shell: bash
+          forge_platform: linux
+
+      - name: Run the Electron size report
+        uses: ./.github/actions/report-size
+        with:
+          paths: 'upload/**/*'
+          onlyDiff: 'true'
+          branch: 'develop'
+          header: 'Electron size report'
+          unit: 'MB'
+          ghToken: ${{ secrets.GITHUB_TOKEN }}
+
   test_dev:
     name: Test development
     runs-on: ubuntu-latest