About this app
The TPE School Bell Controller is an affordable, reliable, and simple to use solution to control existing old or new bell system or public address system. Simple, easy to learn, effective. If upgrading your school’s bell system is too expensive, consider using the TPE School Bell Controller to program and control your bell system. This app requires the TPE School Bell Controller equipment.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 20, 2026 · 12:20 PM Free
Screenshots
