Cal2Todo branch vs ChatGPT
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$0–$1
$36M–$150M
Downloads / mo
2–6
29M–120M
Rating
★ 2.33 (3)
★ 4.83 (8.0M)
Pricing
Free + IAP
Free + IAP
Category
Productivity
Productivity
Released
14.3y ago
3.1y ago
Verdict: ChatGPT earns more — an estimated $36M–$150M/mo, versus $0–$1/mo for Cal2Todo branch.