Calculate84 for Institutions 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
$40–$700
$3.1M–$11M
Downloads / mo
6–30
2.6M–11M
Rating
★ 4.92 (12)
★ 4.72 (5.5M)
Pricing
Paid $17.99
Free + IAP
Category
Education
Education
Released
4.2y ago
13.9y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $3.1M–$11M/mo, versus $40–$700/mo for Calculate84 for Institutions.