Duolingo: Language Lessons vs TI-Nspire™ CAS
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
$2k–$37k
Downloads / mo
2.6M–11M
200–900
Rating
★ 4.72 (5.5M)
★ 4.61 (406)
Pricing
Free + IAP
Paid $29.99
Category
Education
Education
Released
13.9y ago
13.7y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $3.1M–$11M/mo, versus $2k–$37k/mo for TI-Nspire™ CAS.