Cardiograph vs Calm - Sleep, Meditate, Relax
Cardiograph
MacroPinch Ltd.
App Store
$9.7K/mo
~$115.9K/yr · 182K installs
VS
Calm - Sleep, Meditate, Relax
Calm.com, Inc.
Google Play
$2.35M/mo
~$28.20M/yr · 69.4M installs
Revenue winner
Calm - Sleep, Meditate, Relax wins
+24226% vs other
Installs winner
Calm - Sleep, Meditate, Relax wins
+38001% vs other
MAU winner
Calm - Sleep, Meditate, Relax wins
+11764% vs other
Rating winner
Cardiograph wins
+4% vs other
Why Calm - Sleep, Meditate, Relax is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- Calm - Sleep, Meditate, Relax earns roughly 243× more per month than Cardiograph - $2.35M vs $9.7K.
- Subscription model. Calm - Sleep, Meditate, Relax runs a $19.90/mo subscription that compounds; Cardiograph relies on one-shot IAP or ads.
- Bigger install base. Calm - Sleep, Meditate, Relax has ~69.4M lifetime installs vs Cardiograph's ~182K - 381.0× the funnel top.
→ Find more apps with this revenue gap · Full Calm - Sleep, Meditate, Relax report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Cardiograph
vs
Calm - Sleep, Meditate, Relax
Monthly revenue (est.)?
$9.7K
▶
$2.35M
Annual revenue (est.)
$115.9K
▶
$28.20M
Lifetime installs (est.)
182K
▶
69.4M
Monthly active users (est.)?
30K
▶
3.6M
App Store rating
4.65★
◀
4.46★
Total ratings
2K
▶
611K
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$19.90
IAP tiers detected
1 tiers
◀
0 tiers
- Category
- Health & Fitness
- Price
- USD1.99
- Released
- Nov 23, 2016
- Last updated
- Oct 14, 2019
- File size
- 106.0 MB
- Content rating
- 4+
- Version
- 1.2.8
- Languages
- Bulgarian, Danish, Dutch, English, Finnish, French +17 more
- Category
- Health & Fitness
- Price
- Free
- Released
- Jul 30, 2014
- Last updated
- May 7, 2026
- File size
- -
- Content rating
- Everyone
- Version
- VARY
- Languages
- -
Cardiograph trajectory
Calm - Sleep, Meditate, Relax trajectory
FAQ
Which makes more money, Cardiograph or Calm - Sleep, Meditate, Relax? v
Calm - Sleep, Meditate, Relax earns about $2.35M per month, while Cardiograph earns about $9.7K. That is a 243.3× revenue gap (~$2.34M more per month for Calm - Sleep, Meditate, Relax). Annual revenue: Cardiograph ≈ $115.9K/year, Calm - Sleep, Meditate, Relax ≈ $28.20M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Cardiograph or Calm - Sleep, Meditate, Relax? v
Calm - Sleep, Meditate, Relax leads with about 69.4M estimated downloads vs 182K for Cardiograph - a 381.0× gap. Cardiograph's App Store downloads are estimated from 2K ratings × the standard 1:75 ratio. Calm - Sleep, Meditate, Relax reports 50,000,000+ installs on Google Play.
Are Cardiograph and Calm - Sleep, Meditate, Relax 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 Cardiograph and Calm - Sleep, Meditate, Relax offer? v
Cardiograph: IAP range 1 tiers detected. Calm - Sleep, Meditate, Relax: IAP range $0.99 - $399.99 per item. Cardiograph runs a "Paid app ($1.99)" monetization model; Calm - Sleep, Meditate, Relax runs "Subscription (~$19.90/mo, wellness)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Cardiograph or Calm - Sleep, Meditate, Relax? v
Cardiograph edges ahead with ★ 4.7 vs ★ 4.5 (gap of 0.2 stars). Rating volume: Cardiograph 2K ratings, Calm - Sleep, Meditate, Relax 64K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Cardiograph vs Calm - Sleep, Meditate, Relax revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $9.7K for Cardiograph and $2.35M for Calm - Sleep, Meditate, Relax 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 Cardiograph or Calm - Sleep, Meditate, Relax 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.