Duolingo: Language Lessons vs SQL Programming Pro
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$24M–$98M
$3–$20
Downloads / mo
3.5M–15M
1–3
Rating
★ 4.73 (46M)
—
Pricing
Free + IAP
Paid $4.99
Category
Education
Education
Released
13.1y ago
1.5y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $24M–$98M/mo, versus $3–$20/mo for SQL Programming Pro.