Heart Rate Monitor - HeartIn vs Simple Interval Timer

Heart Rate Monitor - HeartIn

Vision Wizard
App Store
$4.2K/mo
~$50.2K/yr · 606K installs
VS

Simple Interval Timer

CELEST Watches
Google Play
$2/mo
~$29/yr · 408 installs
Revenue winner Heart Rate Monitor - HeartIn wins +209000% vs other
Installs winner Heart Rate Monitor - HeartIn wins +148351% vs other
MAU winner Heart Rate Monitor - HeartIn wins +155622% vs other
Rating winner Heart Rate Monitor - HeartIn wins +464% vs other

Why Heart Rate Monitor - HeartIn is winning

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

  1. Heart Rate Monitor - HeartIn earns roughly 2091× more per month than Simple Interval Timer - $4.2K vs $2.
  2. Subscription model. Heart Rate Monitor - HeartIn runs a $0.83/mo subscription that compounds; Simple Interval Timer relies on one-shot IAP or ads.
  3. Bigger install base. Heart Rate Monitor - HeartIn has ~606K lifetime installs vs Simple Interval Timer's ~408 - 1484.5× the funnel top.
  4. More monetization surfaces. Heart Rate Monitor - HeartIn runs 8 IAP tiers vs 0 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full Heart Rate Monitor - HeartIn report

Side-by-side metrics

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

Heart Rate Monitor - HeartIn
vs
Simple Interval Timer
Monthly revenue (est.)?
$4.2K
◀
$2
Annual revenue (est.)
$50.2K
◀
$29
Lifetime installs (est.)
606K
◀
408
Monthly active users (est.)?
156K
◀
99.96
App Store rating
4.64★
◀
-
Total ratings
8K
◀
0
US grossing rank
-
=
-
Cheapest monthly sub
$0.83
◀
No sub
IAP tiers detected
8 tiers
◀
0 tiers

Heart Rate Monitor - HeartIn

Vision Wizard
App Store
Category
Health & Fitness
Price
Free
Released
Nov 13, 2024
Last updated
Jun 17, 2026
File size
160.7 MB
Content rating
12+
Version
1.3.3
Languages
Arabic, English, French, German, Hebrew, Italian +7 more
View full Heart Rate Monitor - HeartIn report →

Simple Interval Timer

CELEST Watches
Google Play
Category
Health & Fitness
Price
USD0.49
Released
Nov 28, 2025
Last updated
Apr 19, 2026
File size
-
Content rating
Everyone
Version
VARY
Languages
-
View full Simple Interval Timer report →

Heart Rate Monitor - HeartIn trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

Simple Interval Timer trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

Related app pages

Heart Rate Monitor - HeartIn App Store page →Simple Interval Timer Play Store page →

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Compare another pair

FAQ

Which makes more money, Heart Rate Monitor - HeartIn or Simple Interval Timer? v
Heart Rate Monitor - HeartIn earns about $4.2K per month, while Simple Interval Timer earns about $2. That is a 2091.0× revenue gap (~$4.2K more per month for Heart Rate Monitor - HeartIn). Annual revenue: Heart Rate Monitor - HeartIn ≈ $50.2K/year, Simple Interval Timer ≈ $29/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Heart Rate Monitor - HeartIn or Simple Interval Timer? v
Heart Rate Monitor - HeartIn leads with about 606K estimated downloads vs 408 for Simple Interval Timer - a 1484.5× gap. Heart Rate Monitor - HeartIn's App Store downloads are estimated from 8K ratings × the standard 1:75 ratio. Simple Interval Timer reports 100+ installs on Google Play.
Are Heart Rate Monitor - HeartIn and Simple Interval Timer 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 Heart Rate Monitor - HeartIn and Simple Interval Timer offer? v
Heart Rate Monitor - HeartIn: IAP range 8 tiers detected. Simple Interval Timer: no IAP detected on the public listing. Heart Rate Monitor - HeartIn runs a "Subscription (~$0.83/mo)" monetization model; Simple Interval Timer runs "Paid app ($0.49)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Heart Rate Monitor - HeartIn or Simple Interval Timer? v
Heart Rate Monitor - HeartIn edges ahead with a higher overall score (gap of 4.6 stars). Rating volume: Heart Rate Monitor - HeartIn 8K ratings, Simple Interval Timer 0 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Heart Rate Monitor - HeartIn vs Simple Interval Timer revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $4.2K for Heart Rate Monitor - HeartIn and $2 for Simple Interval Timer 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 Heart Rate Monitor - HeartIn or Simple Interval Timer 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.