Code Blue CPR - ACLS Timer vs Period Tracker and Calendar

Code Blue CPR - ACLS Timer

Michael Mattesco Horta
App Store
$309/mo
~$3.7K/yr · 1K installs
VS

Period Tracker and Calendar

SimpleInnovation
Google Play
$1.42M/mo
~$16.98M/yr · 31.8M installs
Revenue winner Period Tracker and Calendar wins +457955% vs other
Installs winner Period Tracker and Calendar wins +2190823% vs other
MAU winner Period Tracker and Calendar wins +675362% vs other
Rating winner Period Tracker and Calendar wins +9% vs other

Why Period Tracker and Calendar is winning

Top 4 reasons - backed by the public App Store / Play Store numbers.

  1. Period Tracker and Calendar earns roughly 4581× more per month than Code Blue CPR - ACLS Timer - $1.42M vs $309.
  2. Subscription model. Period Tracker and Calendar runs a $11.80/mo subscription that compounds; Code Blue CPR - ACLS Timer relies on one-shot IAP or ads.
  3. Bigger install base. Period Tracker and Calendar has ~31.8M lifetime installs vs Code Blue CPR - ACLS Timer's ~1K - 21909.2× the funnel top.
  4. Better app store reviews. Period Tracker and Calendar sits at 4.87★ vs 4.45★ - store algorithms reward higher-rated apps with more impressions.

→ Find more apps with this revenue gap · Full Period Tracker and Calendar report

Side-by-side metrics

Bars scale to whichever app is bigger on that row. Green = winner.

Code Blue CPR - ACLS Timer
vs
Period Tracker and Calendar
Monthly revenue (est.)?
$309
▶
$1.42M
Annual revenue (est.)
$3.7K
▶
$16.98M
Lifetime installs (est.)
1K
▶
31.8M
Monthly active users (est.)?
366.85
▶
2.5M
App Store rating
4.45★
▶
4.87★
Total ratings
29
▶
550K
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$11.80
IAP tiers detected
0 tiers
=
0 tiers

Code Blue CPR - ACLS Timer

Michael Mattesco Horta
App Store
Category
Medical
Price
USD7.99
Released
Jul 11, 2023
Last updated
Apr 16, 2026
File size
107.2 MB
Content rating
17+
Version
3.2
Languages
English, Portuguese, Spanish
View full Code Blue CPR - ACLS Timer report →

Period Tracker and Calendar

SimpleInnovation
Google Play
Category
Medical
Price
Free
Released
Aug 16, 2015
Last updated
May 7, 2026
File size
-
Content rating
Everyone
Version
12.5.1
Languages
-
View full Period Tracker and Calendar report →

Code Blue CPR - ACLS Timer trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Period Tracker and Calendar trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

Code Blue CPR - ACLS Timer App Store page →Period Tracker and Calendar Play Store page →

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Compare another pair

FAQ

Which makes more money, Code Blue CPR - ACLS Timer or Period Tracker and Calendar? v
Period Tracker and Calendar earns about $1.42M per month, while Code Blue CPR - ACLS Timer earns about $309. That is a 4580.6× revenue gap (~$1.42M more per month for Period Tracker and Calendar). Annual revenue: Code Blue CPR - ACLS Timer ≈ $3.7K/year, Period Tracker and Calendar ≈ $16.98M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Code Blue CPR - ACLS Timer or Period Tracker and Calendar? v
Period Tracker and Calendar leads with about 31.8M estimated downloads vs 1K for Code Blue CPR - ACLS Timer - a 21909.2× gap. Code Blue CPR - ACLS Timer's App Store downloads are estimated from 29 ratings × the standard 1:75 ratio. Period Tracker and Calendar reports 10,000,000+ installs on Google Play.
Are Code Blue CPR - ACLS Timer and Period Tracker and Calendar in the same App Store category on each store and competing for the same money? v
Yes - both apps sit in the Medical 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 Code Blue CPR - ACLS Timer and Period Tracker and Calendar offer? v
Code Blue CPR - ACLS Timer: no IAP detected on the public listing. Period Tracker and Calendar: IAP range $1.99 - $69.99 per item. Code Blue CPR - ACLS Timer runs a "Paid app ($7.99)" monetization model; Period Tracker and Calendar runs "Subscription (~$11.80/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Code Blue CPR - ACLS Timer or Period Tracker and Calendar? v
Period Tracker and Calendar edges ahead with ★ 4.9 vs ★ 4.4 (gap of 0.4 stars). Rating volume: Code Blue CPR - ACLS Timer 29 ratings, Period Tracker and Calendar 13K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Code Blue CPR - ACLS Timer vs Period Tracker and Calendar revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $309 for Code Blue CPR - ACLS Timer and $1.42M for Period Tracker and Calendar are derived from App Store grossing rank / Google Play install ranges, scraped IAP tiers, ratings volume and category benchmarks (Medical) - 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 Code Blue CPR - ACLS Timer or Period Tracker and Calendar 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.