Bom Calendar - Period tracker vs Premom-Ovulation Tracker, PCOS
Bom Calendar - Period tracker
bomcomes Corp.
App Store
$12.4K/mo
~$148.4K/yr · 125K installs
VS
Premom-Ovulation Tracker, PCOS
Easy Healthcare Corporation
App Store
$1.07M/mo
~$12.88M/yr · 6.2M installs
Revenue winner
Premom-Ovulation Tracker, PCOS wins
+8583% vs other
Installs winner
Premom-Ovulation Tracker, PCOS wins
+4898% vs other
MAU winner
Premom-Ovulation Tracker, PCOS wins
+4977% vs other
Rating winner
Premom-Ovulation Tracker, PCOS wins
+5% vs other
Why Premom-Ovulation Tracker, PCOS is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- Premom-Ovulation Tracker, PCOS earns roughly 87× more per month than Bom Calendar - Period tracker - $1.07M vs $12.4K.
- Premium pricing. Premom-Ovulation Tracker, PCOS charges $23.49/mo vs Bom Calendar - Period tracker's $11.99/mo - higher ARPU per converted user.
- Bigger install base. Premom-Ovulation Tracker, PCOS has ~6.2M lifetime installs vs Bom Calendar - Period tracker's ~125K - 50.0× the funnel top.
→ Find more apps with this revenue gap · Full Premom-Ovulation Tracker, PCOS report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Bom Calendar - Period tracker
vs
Premom-Ovulation Tracker, PCOS
Monthly revenue (est.)?
$12.4K
▶
$1.07M
Annual revenue (est.)
$148.4K
▶
$12.88M
Lifetime installs (est.)
125K
▶
6.2M
Monthly active users (est.)?
32K
▶
1.6M
App Store rating
4.56★
▶
4.79★
Total ratings
2K
▶
57K
US grossing rank
-
=
-
Cheapest monthly sub
$11.99
▶
$23.49
IAP tiers detected
3 tiers
=
3 tiers
- Category
- Health & Fitness
- Price
- Free
- Released
- Feb 24, 2017
- Last updated
- Jun 13, 2026
- File size
- 121.1 MB
- Content rating
- 12+
- Version
- 2.6.2
- Languages
- English, Korean
- Category
- Health & Fitness
- Price
- Free
- Released
- Oct 13, 2017
- Last updated
- Jun 26, 2026
- File size
- 267.6 MB
- Content rating
- 12+
- Version
- 1.101.0
- Languages
- Arabic, Dutch, English, French, German, Hindi +15 more
Bom Calendar - Period tracker trajectory
Premom-Ovulation Tracker, PCOS trajectory
FAQ
Which makes more money, Bom Calendar - Period tracker or Premom-Ovulation Tracker, PCOS? v
Premom-Ovulation Tracker, PCOS earns about $1.07M per month, while Bom Calendar - Period tracker earns about $12.4K. That is a 86.8× revenue gap (~$1.06M more per month for Premom-Ovulation Tracker, PCOS). Annual revenue: Bom Calendar - Period tracker ≈ $148.4K/year, Premom-Ovulation Tracker, PCOS ≈ $12.88M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Bom Calendar - Period tracker or Premom-Ovulation Tracker, PCOS? v
Premom-Ovulation Tracker, PCOS leads with about 6.2M estimated downloads vs 125K for Bom Calendar - Period tracker - a 50.0× gap. Bom Calendar - Period tracker's App Store downloads are estimated from 2K ratings × the standard 1:75 ratio. Premom-Ovulation Tracker, PCOS's App Store downloads are estimated from 57K ratings.
Are Bom Calendar - Period tracker and Premom-Ovulation Tracker, PCOS 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 Bom Calendar - Period tracker and Premom-Ovulation Tracker, PCOS offer? v
Bom Calendar - Period tracker: IAP range 3 tiers detected. Premom-Ovulation Tracker, PCOS: IAP range 3 tiers detected. Bom Calendar - Period tracker runs a "Subscription (~$11.99/mo)" monetization model; Premom-Ovulation Tracker, PCOS runs "Subscription (~$20.49/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Bom Calendar - Period tracker or Premom-Ovulation Tracker, PCOS? v
Premom-Ovulation Tracker, PCOS edges ahead with ★ 4.8 vs ★ 4.6 (gap of 0.2 stars). Rating volume: Bom Calendar - Period tracker 2K ratings, Premom-Ovulation Tracker, PCOS 57K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Bom Calendar - Period tracker vs Premom-Ovulation Tracker, PCOS revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $12.4K for Bom Calendar - Period tracker and $1.07M for Premom-Ovulation Tracker, PCOS 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 Bom Calendar - Period tracker or Premom-Ovulation Tracker, PCOS 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.