Zero: Fasting & Food Tracker vs Cal AI - Food Calorie Tracker
Zero: Fasting & Food Tracker
Zero Longevity Science, Inc.
App Store
$2.80M/mo
~$33.64M/yr · 66.8M installs
VS
Cal AI - Food Calorie Tracker
Improvement Tech LLC
Google Play
$416.2K/mo
~$4.99M/yr · 4.0M installs
Revenue winner
Zero: Fasting & Food Tracker wins
+574% vs other
Installs winner
Zero: Fasting & Food Tracker wins
+1573% vs other
MAU winner
Zero: Fasting & Food Tracker wins
+1411% vs other
Rating winner
Zero: Fasting & Food Tracker wins
+4% vs other
Why Zero: Fasting & Food Tracker is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- Zero: Fasting & Food Tracker earns roughly 7× more per month than Cal AI - Food Calorie Tracker - $2.80M vs $416.2K.
- Aggressive pricing. Zero: Fasting & Food Tracker undercuts at $9.99/mo vs $24.48/mo - converts a higher % of free users.
- Bigger install base. Zero: Fasting & Food Tracker has ~66.8M lifetime installs vs Cal AI - Food Calorie Tracker's ~4.0M - 16.7× the funnel top.
→ Find more apps with this revenue gap · Full Zero: Fasting & Food Tracker report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Zero: Fasting & Food Tracker
vs
Cal AI - Food Calorie Tracker
Monthly revenue (est.)?
$2.80M
◀
$416.2K
Annual revenue (est.)
$33.64M
◀
$4.99M
Lifetime installs (est.)
66.8M
◀
4.0M
Monthly active users (est.)?
8.7M
◀
575K
App Store rating
4.82★
◀
4.64★
Total ratings
445K
◀
264K
US grossing rank
-
=
-
Cheapest monthly sub
$9.99
▶
$24.48
IAP tiers detected
1 tiers
◀
0 tiers
- Category
- Health & Fitness
- Price
- Free
- Released
- Dec 23, 2016
- Last updated
- Apr 29, 2026
- File size
- 210.2 MB
- Content rating
- 17+
- Version
- 7.6.0
- Languages
- English
- Category
- Health & Fitness
- Price
- Free
- Released
- Jul 29, 2024
- Last updated
- May 5, 2026
- File size
- -
- Content rating
- Everyone
- Version
- 1.0.231
- Languages
- -
Zero: Fasting & Food Tracker trajectory
Cal AI - Food Calorie Tracker trajectory
FAQ
Which makes more money, Zero: Fasting & Food Tracker or Cal AI - Food Calorie Tracker? v
Zero: Fasting & Food Tracker earns about $2.80M per month, while Cal AI - Food Calorie Tracker earns about $416.2K. That is a 6.7× revenue gap (~$2.39M more per month for Zero: Fasting & Food Tracker). Annual revenue: Zero: Fasting & Food Tracker ≈ $33.64M/year, Cal AI - Food Calorie Tracker ≈ $4.99M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Zero: Fasting & Food Tracker or Cal AI - Food Calorie Tracker? v
Zero: Fasting & Food Tracker leads with about 66.8M estimated downloads vs 4.0M for Cal AI - Food Calorie Tracker - a 16.7× gap. Zero: Fasting & Food Tracker's App Store downloads are estimated from 445K ratings × the standard 1:75 ratio. Cal AI - Food Calorie Tracker reports 1,000,000+ installs on Google Play.
Are Zero: Fasting & Food Tracker and Cal AI - Food Calorie Tracker in the same App Store category on each store and competing for the same money? v
Yes - both apps sit in the Health & Fitness category, which means they compete directly for the same paying users and category-level wallet share. Direct competitors, head-to-head.
What in-app purchases and subscription pricing do Zero: Fasting & Food Tracker and Cal AI - Food Calorie Tracker offer? v
Zero: Fasting & Food Tracker: IAP range 1 tiers detected. Cal AI - Food Calorie Tracker: IAP range $9.99 - $59.99 per item. Zero: Fasting & Food Tracker runs a "Subscription (~$9.99/mo)" monetization model; Cal AI - Food Calorie Tracker runs "Subscription (~$24.48/mo, fitness-sub)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Zero: Fasting & Food Tracker or Cal AI - Food Calorie Tracker? v
Zero: Fasting & Food Tracker edges ahead with ★ 4.8 vs ★ 4.6 (gap of 0.2 stars). Rating volume: Zero: Fasting & Food Tracker 445K ratings, Cal AI - Food Calorie Tracker 2K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Zero: Fasting & Food Tracker vs Cal AI - Food Calorie Tracker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $2.80M for Zero: Fasting & Food Tracker and $416.2K for Cal AI - Food Calorie Tracker are derived from App Store grossing rank / Google Play install ranges, scraped IAP tiers, ratings volume and category benchmarks (Health & Fitness) - net of the 15-30% Apple/Google store cut. Real revenue depends on country mix, retention, refunds and ad fill rate, none of which Apple or Google publish.
How do I compare Zero: Fasting & Food Tracker or Cal AI - Food Calorie Tracker to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store or Google Play links into the homepage tool. We auto-generate a permanent comparison URL with revenue, downloads, IAP tiers, subscription pricing and grossing rank for both apps.