英语发音速成宝典 vs Simply Piano: Learn Piano Fast
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$60–$1k
$760k–$4.1M
Downloads / mo
80–400
1.1M–4.5M
Rating
★ 5.00 (2)
★ 4.68 (840k)
Pricing
Paid $1.99
Free + IAP
Category
Education
Education
Released
14.2y ago
10.9y ago
Verdict: Simply Piano: Learn Piano Fast earns more — an estimated $760k–$4.1M/mo, versus $60–$1k/mo for 英语发音速成宝典.