diff --git a/.github/workflows/ios.yml b/.github/workflows/ios.yml
index bae9dc6..253a0a4 100644
--- a/.github/workflows/ios.yml
+++ b/.github/workflows/ios.yml
@@ -47,6 +47,18 @@ jobs:
         working-directory: example
         run: yarn pod
 
+      - name: "Optimize simulator with simslim"
+        run: |
+          brew install mobai-app/tap/simslim
+          # Only optimize the iPhone 17 used for testing (saves ~3-4 min vs optimizing all simulators)
+          UDID=$(simslim list --json | jq -r '.[] | select(.name == "iPhone 17") | .udid' | head -1)
+          if [ -n "$UDID" ]; then
+            echo "Optimizing iPhone 17 ($UDID)..."
+            simslim on "$UDID"
+          else
+            echo "::warning::iPhone 17 not found, skipping simslim optimization"
+          fi
+
       # Build iOS app (only if not cached)
       - name: Build iOS app for simulator
         if: steps.cache-ios-app.outputs.cache-hit != 'true'