Duolingo: Language Lessons vs Piper PA-44 Training
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$3.1M–$11M
$500–$9k
Downloads / mo
2.6M–11M
100–700
Rating
★ 4.72 (5.5M)
★ 4.82 (383)
Pricing
Free + IAP
Paid $9.99
Category
Education
Education
Released
13.9y ago
12.5y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $3.1M–$11M/mo, versus $500–$9k/mo for Piper PA-44 Training.