Duolingo: Language Lessons vs NASM CPT Practice Test 2026
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
$70–$400
Downloads / mo
2.6M–11M
70–300
Rating
★ 4.73 (5.2M)
★ 4.97 (131)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
13.6y ago
3.9y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$95M/mo, versus $70–$400/mo for NASM CPT Practice Test 2026.