AB Math Expert 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
$2–$40
$760k–$4.1M
Downloads / mo
7–30
1.1M–4.5M
Rating
★ 4.08 (13)
★ 4.68 (840k)
Pricing
Paid $0.99
Free + IAP
Category
Education
Education
Released
15.4y ago
10.9y ago
Verdict: Simply Piano: Learn Piano Fast earns more — an estimated $760k–$4.1M/mo, versus $2–$40/mo for AB Math Expert.