flowkey – Learn to Play Piano — Revenue & Downloads Estimate
Education · flowkey GmbH · iOS App Store
CALIBRATED ESTIMATE· matched to live market data
EST. REVENUE / MO
$500k
point estimate · 88% confidence
EST. DOWNLOADS / MO
60k
point estimate · 88% confidence
CATEGORY RANK
#90
Education · top grossing · US · Apple public data
REVENUE / DOWNLOAD
$8.33
per download · unit economics
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HONEST CONFIDENCE
Appdex publishes honest confidence, not fake precision. flowkey – Learn to Play Piano's readout is a conservative point estimate (~$500k/mo, ~88% confidence) — when the engine can say more, it shows the full range or a verified figure.
Behind this number is an engine that never stops: it re-processes millions of rows of App Store signals every day across 1M+ apps, rebuilds every estimate nightly, and grades its own accuracy against tens of thousands of independently known figures before anything ships.