Looking to replace, automate or improve your existing school bells, tone generator or school public address system? School PA System provides a simple way to schedule schoo...展开

Looking to replace, automate or improve your existing school bells, tone generator or school public address system? School PA System provides a simple way to schedule school bells, announcements and other public address messages, directly from an iPad, iPhone or iPod (the app is now universal, mea…收起

This app has been updated by Apple to use the latest Apple signing certificate. Bugs fixed