Duolingo: Language Lessons vs TestMaker
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$12M–$40M
$3k–$18k
Downloads / mo
6.6M–27M
10k–40k
Rating
★ 4.73 (48M)
★ 4.37 (6k)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
13.2y ago
10.2y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $12M–$40M/mo, versus $3k–$18k/mo for TestMaker.