diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 64bd5bea831..e1b92a4d58d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -174,6 +174,32 @@ jobs:
       - name: Check bundle size
         run: ./scripts/js-bundle-stats.sh ios/main.jsbundle 40
 
+      - name: Upload iOS bundle
+        uses: actions/upload-artifact@v4
+        with:
+          name: ios-bundle
+          path: ios/main.jsbundle
+      
+  ship-js-bundle-size-check:
+    runs-on: ubuntu-latest
+    needs: [js-bundle-size-check]
+    if: ${{ github.ref == 'refs/heads/main' }}
+    steps:
+      - uses: actions/checkout@v4
+      
+      - name: Download iOS bundle
+        uses: actions/download-artifact@v4
+        with:
+          name: ios-bundle
+          path: ios/main.jsbundle
+
+
+      - name: Push bundle size to mobile_bundlesize_stats repo
+        run: ./scripts/push-bundle-size.sh
+        env:
+          GITHUB_ACTOR: metamaskbot
+          GITHUB_TOKEN: ${{ secrets.MOBILE_BUNDLESIZE_TOKEN }}
+
   sonar-cloud:
     runs-on: ubuntu-20.04
     needs: merge-unit-tests
diff --git a/scripts/push-bundle-size.sh b/scripts/push-bundle-size.sh
new file mode 100755
index 00000000000..c09e0d39436
--- /dev/null
+++ b/scripts/push-bundle-size.sh
@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# Function to log messages
+log() {
+    echo "[$(date +'%Y-%m-%d %H:%M:%S')] $1"
+}
+
+# Check if running in GitHub Actions
+if [[ "${GITHUB_ACTIONS:-}" != 'true' ]]; then
+    log "Error: This script must be run in a GitHub Actions environment"
+    exit 1
+fi
+
+if [[ -z "${GITHUB_ACTOR:-}" ]]; then
+    log "Error: GITHUB_ACTOR environment variable must be set"
+    exit 1
+fi
+
+# Check for GITHUB_TOKEN
+if [[ -z "${GITHUB_TOKEN:-}" ]]; then
+    log "Error: GITHUB_TOKEN environment variable must be set"
+    exit 1
+fi
+
+# Set up git configuration
+git config --global user.email "metamaskbot@users.noreply.github.com"
+git config --global user.name "MetaMask Bot"
+
+# Create a temporary directory
+temp_dir="$(mktemp -d)"
+trap 'rm -rf "$temp_dir"' EXIT
+
+# Clone the repository
+repo_url="https://$GITHUB_ACTOR:$GITHUB_TOKEN@github.com/metamask/mobile_bundlesize_stats.git"
+if ! git clone "$repo_url" "$temp_dir"; then
+    log "Error: Failed to clone repository"
+    exit 1
+fi
+
+# Get commit ID and bundle size
+commit_id="$(git rev-parse HEAD)"
+bundle_size="$(stat -f%z 'ios/main.jsbundle' 2>/dev/null || stat -c%s 'ios/main.jsbundle')"
+timestamp="$(date +%s%3N)"
+output_file="$temp_dir/stats/bundle_size_data.js"
+
+./scripts/update_bundle_size.py "$output_file" "$commit_id" "$bundle_size" "$timestamp"
+
+cd "$temp_dir"
+# Commit and push changes
+git add "$output_file"
+if git commit -m "Add bundle size for commit: ${commit_id}"; then
+    if git push origin HEAD:main; then
+        log "Success: Bundle size data updated and pushed to main branch"
+    else
+        log "Error: Failed to push changes"
+        exit 1
+    fi
+else
+    log "Info: No changes to commit"
+fi
+
+log "Script completed successfully"
diff --git a/scripts/update_bundle_size.py b/scripts/update_bundle_size.py
new file mode 100755
index 00000000000..44822b3ea61
--- /dev/null
+++ b/scripts/update_bundle_size.py
@@ -0,0 +1,48 @@
+#!/usr/bin/env python3
+
+import argparse
+import json
+import os
+
+def update_bundle_size(file_path, commit_id, bundle_size, timestamp):
+    # Read the existing content of the file
+    if os.path.exists(file_path):
+        with open(file_path, 'r') as file:
+            content = file.read()
+            # Extract the data object from the content
+            data_start = content.find('{')
+            data_end = content.rfind('}')
+            if data_start != -1 and data_end != -1:
+                data_str = content[data_start:data_end+1]
+                data = json.loads(data_str)
+            else:
+                data = {}
+    else:
+        data = {}
+
+    # Update the data with new information
+    # If commit_id already exists, it will overwrite the existing data
+    data[commit_id] = {
+        "ios": int(bundle_size),
+        "timestamp": int(timestamp)
+    }
+
+    # Write the updated data back to the file
+    with open(file_path, 'w') as file:
+        file.write("const data = ")
+        json.dump(data, file, indent=4, separators=(',', ': '))
+        file.write(";\n")
+
+def main():
+    parser = argparse.ArgumentParser(description="Update bundle size data")
+    parser.add_argument("file_path", help="Path to the data file")
+    parser.add_argument("commit_id", help="Commit ID")
+    parser.add_argument("bundle_size", type=int, help="Bundle size")
+    parser.add_argument("timestamp", type=int, help="Timestamp")
+
+    args = parser.parse_args()
+
+    update_bundle_size(args.file_path, args.commit_id, args.bundle_size, args.timestamp)
+
+if __name__ == "__main__":
+    main()