Duolingo: Language Lessons vs Lineman's Reference - XFMR LAB
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$23M–$95M
$4k–$16k
Downloads / mo
4.1M–17M
400–2k
Rating
★ 4.73 (5.2M)
★ 4.13 (128)
Pricing
Free + IAP
Paid $12.99
Category
Education
Education
Released
13.6y ago
4.8y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$95M/mo, versus $4k–$16k/mo for Lineman's Reference - XFMR LAB.