Restarting your Clover device will usually ensure all of your apps are updated. If your app/s are not up to date, follow the instructions below:
1. Head to the Clover app market or "more tools"
2. Find Loyalzoo and click the refresh button
3. Swipe down from the top left of your clover and select the Apps - updated (once the update is complete)
4. Click install now