Once you have integrated your Appogee HR system with Google Apps (please see here), the Appogee HR app would be added to the Google App Launcher automatically within 24 hours, but you can add the app to the Google Apps launcher, manually by undertaking the following steps.
1. In the Google admin console (admin.google.com), please go to 'Apps'.
2. Please click on 'Marketplace apps'.
3. Please find the Appogee HR app and specify the status of who you want it to be available to.