Cal AI - Calorie Tracker vs Day One: Daily Journal & Diary
Cal AI - Calorie Tracker
Viral Development LLC
App Store
$3.95M/mo
~$47.44M/yr · 14.0M installs
VS
Day One: Daily Journal & Diary
Bloom Built Inc
App Store
$915.9K/mo
~$10.99M/yr · 17.4M installs
Revenue winner
Cal AI - Calorie Tracker wins
+332% vs other
Installs winner
Day One: Daily Journal & Diary wins
+25% vs other
MAU winner
Day One: Daily Journal & Diary wins
+11% vs other
Rating winner
Day One: Daily Journal & Diary wins
+1% vs other
Why Cal AI - Calorie Tracker is winning
Top 2 reasons - backed by the public App Store / Play Store numbers.
- Cal AI - Calorie Tracker earns roughly 4× more per month than Day One: Daily Journal & Diary - $3.95M vs $915.9K.
- Premium pricing. Cal AI - Calorie Tracker charges $19.99/mo vs Day One: Daily Journal & Diary's $8.99/mo - higher ARPU per converted user.
→ Find more apps with this revenue gap · Full Cal AI - Calorie Tracker report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Cal AI - Calorie Tracker
vs
Day One: Daily Journal & Diary
Monthly revenue (est.)?
$3.95M
◀
$915.9K
Annual revenue (est.)
$47.44M
◀
$10.99M
Lifetime installs (est.)
14.0M
▶
17.4M
Monthly active users (est.)?
4.1M
▶
4.5M
App Store rating
4.80★
▶
4.83★
Total ratings
311K
◀
116K
US grossing rank
-
=
-
Cheapest monthly sub
$19.99
◀
$8.99
IAP tiers detected
4 tiers
▶
5 tiers
- Category
- Health & Fitness
- Price
- Free
- Released
- Apr 8, 2024
- Last updated
- May 7, 2026
- File size
- 283.4 MB
- Content rating
- 4+
- Version
- 3.3.5
- Languages
- Arabic, AZ, Dutch, English, French, German +9 more
- Category
- Health & Fitness
- Price
- Free
- Released
- Feb 4, 2016
- Last updated
- Apr 27, 2026
- File size
- 179.6 MB
- Content rating
- 4+
- Version
- 2026.9
- Languages
- Arabic, Czech, Danish, Dutch, English, Finnish +20 more
Cal AI - Calorie Tracker trajectory
Day One: Daily Journal & Diary trajectory
FAQ
Which makes more money, Cal AI - Calorie Tracker or Day One: Daily Journal & Diary? v
Cal AI - Calorie Tracker earns about $3.95M per month, while Day One: Daily Journal & Diary earns about $915.9K. That is a 4.3× revenue gap (~$3.04M more per month for Cal AI - Calorie Tracker). Annual revenue: Cal AI - Calorie Tracker ≈ $47.44M/year, Day One: Daily Journal & Diary ≈ $10.99M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Cal AI - Calorie Tracker or Day One: Daily Journal & Diary? v
Day One: Daily Journal & Diary leads with about 17.4M estimated downloads vs 14.0M for Cal AI - Calorie Tracker - a 1.2× gap. Cal AI - Calorie Tracker's App Store downloads are estimated from 311K ratings × the standard 1:75 ratio. Day One: Daily Journal & Diary's App Store downloads are estimated from 116K ratings.
Are Cal AI - Calorie Tracker and Day One: Daily Journal & Diary in the same App Store category 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 Cal AI - Calorie Tracker and Day One: Daily Journal & Diary offer? v
Cal AI - Calorie Tracker: IAP range 4 tiers detected. Day One: Daily Journal & Diary: IAP range 5 tiers detected. Cal AI - Calorie Tracker runs a "Subscription (~$19.99/mo, fitness-sub)" monetization model; Day One: Daily Journal & Diary runs "Subscription (~$6.25/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Cal AI - Calorie Tracker or Day One: Daily Journal & Diary? v
Day One: Daily Journal & Diary edges ahead with ★ 4.8 vs ★ 4.8 (gap of 0.0 stars). Rating volume: Cal AI - Calorie Tracker 311K ratings, Day One: Daily Journal & Diary 116K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Cal AI - Calorie Tracker vs Day One: Daily Journal & Diary revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $3.95M for Cal AI - Calorie Tracker and $915.9K for Day One: Daily Journal & Diary are derived from App Store grossing rank, 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 Cal AI - Calorie Tracker or Day One: Daily Journal & Diary to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store 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.