Duolingo: Language Lessons vs Peterson's Test Prep
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$23M–$95M
$800–$4k
Downloads / mo
3.5M–15M
300–2k
Rating
★ 4.73 (5.3M)
★ 4.50 (317)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
13.6y ago
5.2y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$95M/mo, versus $800–$4k/mo for Peterson's Test Prep.