What Volcanoes&Earthquakes UPGRADE actually does (from store listing)
This legacy upgrade app is only for existing users who previously purchased it.
New users should upgrade inside the main VolcanoDiscovery app, which is cheaper:
https://play.google.com/store/apps/details?id=com.volcanodiscovery.volcanodiscovery
This legacy upgrade costs more and is intended for special cases where the upgrade should work without being linked to a Google account or Google Play purchase verification (for example, offline or legacy use).
Comparable Android apps
The five apps in Education with the closest revenue to Volcanoes&Earthquakes UPGRADE. Click any to see its detail page.
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 Volcanoes&Earthquakes UPGRADE's tracker page for current rating, reviews and snapshot timeline.
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