CELTESTPIP – CELPIP Prep Tool 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
$400–$2k
$24M–$97M
Downloads / mo
200–1k
3.5M–15M
Rating
★ 4.52 (—)
★ 4.72 (46M)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
7mo ago
13.1y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $24M–$97M/mo, versus $400–$2k/mo for CELTESTPIP – CELPIP Prep Tool.