Kairo: Alarm & Sleep Tracker vs Google Health (Fitbit)
Kairo: Alarm & Sleep Tracker
Eder Junior Rosa Dos Santos
App Store
$0/mo
~$0/yr · 5K installs
VS
Google Health (Fitbit)
Google LLC
Google Play
$5.74M/mo
~$68.92M/yr · 268.8M installs
Revenue winner
Google Health (Fitbit) wins
+574362100% vs other
Installs winner
Google Health (Fitbit) wins
+5375286% vs other
MAU winner
Google Health (Fitbit) wins
+733888% vs other
Rating winner
Kairo: Alarm & Sleep Tracker wins
+12% vs other
Why Google Health (Fitbit) is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- Google Health (Fitbit) earns roughly 5743621× more per month than Kairo: Alarm & Sleep Tracker - $5.74M vs $0.
- Subscription model. Google Health (Fitbit) runs a $28.27/mo subscription that compounds; Kairo: Alarm & Sleep Tracker relies on one-shot IAP or ads.
- Bigger install base. Google Health (Fitbit) has ~268.8M lifetime installs vs Kairo: Alarm & Sleep Tracker's ~5K - 53753.9× the funnel top.
→ Find more apps with this revenue gap · Full Google Health (Fitbit) report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Kairo: Alarm & Sleep Tracker
vs
Google Health (Fitbit)
Monthly revenue (est.)?
$0
▶
$5.74M
Annual revenue (est.)
$0
▶
$68.92M
Lifetime installs (est.)
5K
▶
268.8M
Monthly active users (est.)?
1K
▶
9.1M
App Store rating
4.21★
◀
3.76★
Total ratings
28
▶
1.3M
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$28.27
IAP tiers detected
0 tiers
=
0 tiers
- Category
- Health & Fitness
- Price
- Free
- Released
- Apr 14, 2026
- Last updated
- Jun 29, 2026
- File size
- 208.2 MB
- Content rating
- 4+
- Version
- 1.0.5
- Languages
- English
- Category
- Health & Fitness
- Price
- Free
- Released
- Mar 16, 2012
- Last updated
- Jun 30, 2026
- File size
- -
- Content rating
- Everyone
- Version
- VARY
- Languages
- -
Kairo: Alarm & Sleep Tracker trajectory
Google Health (Fitbit) trajectory
FAQ
Which makes more money, Kairo: Alarm & Sleep Tracker or Google Health (Fitbit)? v
Google Health (Fitbit) earns about $5.74M per month, while Kairo: Alarm & Sleep Tracker earns about $0. That is a ∞× revenue gap (~$5.74M more per month for Google Health (Fitbit)). Annual revenue: Kairo: Alarm & Sleep Tracker ≈ $0/year, Google Health (Fitbit) ≈ $68.92M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Kairo: Alarm & Sleep Tracker or Google Health (Fitbit)? v
Google Health (Fitbit) leads with about 268.8M estimated downloads vs 5K for Kairo: Alarm & Sleep Tracker - a 53753.9× gap. Kairo: Alarm & Sleep Tracker's App Store downloads are estimated from 28 ratings × the standard 1:75 ratio. Google Health (Fitbit) reports 100,000,000+ installs on Google Play.
Are Kairo: Alarm & Sleep Tracker and Google Health (Fitbit) 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 Kairo: Alarm & Sleep Tracker and Google Health (Fitbit) offer? v
Kairo: Alarm & Sleep Tracker: no IAP detected on the public listing. Google Health (Fitbit): IAP range $7.99 - $99.99 per item. Kairo: Alarm & Sleep Tracker runs a "No App Store revenue (monetizes off-store)" monetization model; Google Health (Fitbit) runs "Subscription (~$28.27/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Kairo: Alarm & Sleep Tracker or Google Health (Fitbit)? v
Kairo: Alarm & Sleep Tracker edges ahead with ★ 4.2 vs ★ 3.8 (gap of 0.5 stars). Rating volume: Kairo: Alarm & Sleep Tracker 28 ratings, Google Health (Fitbit) 251K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Kairo: Alarm & Sleep Tracker vs Google Health (Fitbit) revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $0 for Kairo: Alarm & Sleep Tracker and $5.74M for Google Health (Fitbit) 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 Kairo: Alarm & Sleep Tracker or Google Health (Fitbit) 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.