
Calzen AI
Calorie counter from a photo- Trial → Paid
- 41%
- CPI (FB, US)
- $1.18
- Payback
- 14 days
- D30 retention
- 27%
Client's problem
What we did
Stage-by-stage timeline
- Discovery + competitor analysis5 days
- Design, icon, 8 screenshots6 days
- Development + QA15 days
- Submission → approval9 days
Price
$13 500
Total duration
26 days of development + 9 days App Store review
Team
PM, UX/UI, 2 iOS developers, ASO, media buyer
Launches and iterations
3 releases before scaling (1.0 → 1.2), 4 paywall iterations, 28 creatives
Revenue in the 6 months after release
$412 000 in revenue over 6 months after launch: MRR $38K in month 4 → $79K in month 6
Marketing that worked
Facebook Ads (US/UK) + Apple Search Ads on brand, UGC creatives on weekly cycles
Traffic turned profitable in week 2, MRR $38K by month 4














