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Modify request and response headers. No ads, no malware.

Overview

Rating:
4.50 +1
(1,197)
Version:
8.0.5
Last updated: 2026-08-09
Ranking
#51,404 ▼ 49
Overall

Features & Capabilities

Heart Graph analyzes detailed heart-rate graphs to show how your body changes over time. Data stays on-device with no accounts or subscriptions. It supports real-time graphs for running, cycling, rowing, gym workouts, and imports from Apple Health, plus compatibility with Bluetooth sensors and Apple Watch.

Free features include on-device real-time graphs, offline session review, notes, Apple Health import, and basic stats such as max, mean, and resting heart rate. A one-time in-app purchase unlocks Premium Features like HR-zone analysis, graph annotations, heart-rate alarms, and cross-session comparisons, as well as extended data import/export (CSV, GPX, TCX) and planned workouts that adapt to your body’s responses.

User Growth & Download Statistics

By:
Smoky Cat Software Ltd.
Rating:
4.50
(1,197)
1 new ratings
Version:
8.0.5 Last updated: 2026-08-09
Version code:
889195461
Creation date:
2013-02-12
Compatible devices:
Size:
32.60MB
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-08-21
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
Smoky Cat Software Ltd.
Apple Apps Store
https://apps.apple.com/us/app/heart-graph/id591655999
Website:
http://smokycatsoftware.co.uk/pub/heart-graph-guide/

User Reviews

Heart Graph is praised for its simple, intuitive interface, reliable HR tracking with broad hardware compatibility, strong zone-based training features, and easy access to workout history without ads. Users value the affordable premium option and straightforward data export for progress tracking. A minority reports occasional signal losses with certain monitors, highlighting occasional reliability hiccups.
Pros
  • Simple, intuitive and easy-to-understand graphs and interface
  • Reliable heart-rate tracking with broad compatibility (Apple Watch and external HR monitors like Polar H10 and chest straps)
  • Effective zone-based training and alerts that help you stay in target HR zones
  • Good data history and easy exporting/reviewing of workouts
  • No ads and affordable value with a low one-time premium option
Cons
  • Occasional connectivity issues with external HR monitors leading to brief signal loss during workouts (reliability can vary by hardware)
Recent reviews
I have lost 23 pounds of fat with this app. Get this app, a cheap Amazon chest strap heart rate monitor, and you can too.
by Bv*****, 2026-07-19

Though it sadly sometimes loses the heart rate signal if I'm listening to music from my Mac. Even though the headphones are still connected to my iPhone.
by Ro*****, 2026-07-09
View all user reviews ›

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