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Simulate school bell's revenue trajectory
Forecast revenue from snapshot history. Last 1 months.
App spec
Version
Varies with device
Launched
Jun 26, 2026
Price
Free
Monetization
Free
What Simulate school bell actually does (from store listing)
If you are bored in school and you want to finish the lesson - turn on the school bell and pretend it's the end of the lesson! Virtual school bell is realistic simulator. It contains well designed graphics and real sound of a bell!
Fool your class friends and tell them that it's the end of the lessons. You can turn on the sound for exact amount of time. You can also turn on the vibrations.
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Each forecast combines App Store rating, ratings count, monetisation model, pricing tier, IAP signals and ad-supported flag.
The base estimate is then multiplied by a per-category scaling factor learned from apps with founder-verified MRR.
Every number on this page comes from public APIs and bumetric's own snapshot history.
Full methodology covers input variables, accuracy bands per category and how we treat apps without comparable anchors.
See also the live data on Simulate school bell's tracker page for current rating, reviews and snapshot timeline.
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