Google Health (Fitbit) vs Period Calendar Period Tracker
Google Health (Fitbit)
Google LLC
Google Play
$5.74M/mo
~$68.94M/yr · 268.8M installs
VS
Period Calendar Period Tracker
Simple Design Ltd.
Google Play
$4.62M/mo
~$55.48M/yr · 222.1M installs
Revenue winner
Google Health (Fitbit) wins
+24% vs other
Installs winner
Google Health (Fitbit) wins
+21% vs other
MAU winner
Google Health (Fitbit) wins
+11% vs other
Rating winner
Period Calendar Period Tracker wins
+30% vs other
Why Google Health (Fitbit) is winning
Top 1 reasons - backed by the public App Store / Play Store numbers.
- Premium pricing. Google Health (Fitbit) charges $28.27/mo vs Period Calendar Period Tracker's $7.71/mo - higher ARPU per converted user.
→ 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.
Google Health (Fitbit)
vs
Period Calendar Period Tracker
Monthly revenue (est.)?
$5.74M
◀
$4.62M
Annual revenue (est.)
$68.94M
◀
$55.48M
Lifetime installs (est.)
268.8M
◀
222.1M
Monthly active users (est.)?
9.1M
◀
8.2M
App Store rating
3.76★
▶
4.89★
Total ratings
1.3M
▶
4.9M
US grossing rank
-
=
-
Cheapest monthly sub
$28.27
◀
$7.71
IAP tiers detected
0 tiers
=
0 tiers
- Category
- Health & Fitness
- Price
- Free
- Released
- Mar 16, 2012
- Last updated
- Jun 30, 2026
- File size
- -
- Content rating
- Everyone
- Version
- VARY
- Languages
- -
- Category
- Health & Fitness
- Price
- Free
- Released
- Mar 16, 2012
- Last updated
- Jul 3, 2026
- File size
- -
- Content rating
- Everyone
- Version
- VARY
- Languages
- -
Google Health (Fitbit) trajectory
Period Calendar Period Tracker trajectory
FAQ
Which makes more money, Google Health (Fitbit) or Period Calendar Period Tracker? v
Google Health (Fitbit) earns about $5.74M per month, while Period Calendar Period Tracker earns about $4.62M. That is a 1.2× revenue gap (~$1.12M more per month for Google Health (Fitbit)). Annual revenue: Google Health (Fitbit) ≈ $68.94M/year, Period Calendar Period Tracker ≈ $55.48M/year. Estimates are derived from public Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Google Health (Fitbit) or Period Calendar Period Tracker? v
Google Health (Fitbit) leads with about 268.8M estimated downloads vs 222.1M for Period Calendar Period Tracker - a 1.2× gap. Google Health (Fitbit) reports 100,000,000+ installs on Google Play. Period Calendar Period Tracker reports 100,000,000+ installs on Google Play.
Are Google Health (Fitbit) and Period Calendar Period Tracker in the same Google Play 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 Google Health (Fitbit) and Period Calendar Period Tracker offer? v
Google Health (Fitbit): IAP range $7.99 - $99.99 per item. Period Calendar Period Tracker: IAP range $0.99 - $59.99 per item. Google Health (Fitbit) runs a "Subscription (~$28.27/mo)" monetization model; Period Calendar Period Tracker runs "Subscription (~$7.71/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Google Health (Fitbit) or Period Calendar Period Tracker? v
Period Calendar Period Tracker edges ahead with ★ 4.9 vs ★ 3.8 (gap of 1.1 stars). Rating volume: Google Health (Fitbit) 251K ratings, Period Calendar Period Tracker 115K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Google Health (Fitbit) vs Period Calendar Period Tracker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $5.74M for Google Health (Fitbit) and $4.62M for Period Calendar Period Tracker are derived from Google Play 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 Google Health (Fitbit) or Period Calendar Period Tracker to a different Google Play app? v
Use the search box at the bottom of this page or paste any two 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.