Baby Sign and Learn ASL Pro vs Duolingo: Language Lessons
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$600–$3k
$5.1M–$21M
Downloads / mo
300–1k
3.4M–14M
Rating
★ 4.33 (70)
★ 4.73 (5.3M)
Pricing
Paid $2.99
Free + IAP
Category
Education
Education
Released
14.1y ago
13.6y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $5.1M–$21M/mo, versus $600–$3k/mo for Baby Sign and Learn ASL Pro.