ChartRun vs StepFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ChartRun
Visualize your running and walking performance history from Health data. Track distance, pace, heart rate, and more with detailed charts and lists. Share your workout summaries as PDFs.
- View data by day, week, or month
- Chart and list views
- Track distance, pace, heart rate, and more
- Share workout info as PDF
- Premium features: multi-year history, route maps, zone graphs
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ChartRun displays and graphs your run and walk history saved to Health. The data can come from any workout app that saves to Health including Apple Workouts, Garmin, Strava, etc. • View data by day, week, or month. • Chart and list views. • Distance, Pace, Heart Rate, Ascent, Cadence, Stride Length, Vertical Oscillation and Ground Contact • Splits available on Day List • Share workout info as a PDF Tap the gear icon to adjust settings. Upgrade to a Premium subscription to gain additional features: * Multiple years of history instead of default 31 days. * Month graphs and lists. * Insights like race history and best paces. * Workout route on map * Zone graphs for HR Zones, time in Pace or HR. * Compare training between 2 periods. As ChartRun gets data from Health, you must turn on the sources and accept the Health data access when prompted in the app in order to view charts. If you decline access in the app, you can turn access on in the Settings app under Privacy / Health / RunChart. Note that your workout recording device must capture data in order to graph it. Some devices do not capture all available data such as stride length or cadence. Terms of use follow the standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
StepFlow
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Transform your health with StepFlow - your personal AI-powered gait analysis companion. StepFlow uses advanced Apple Watch sensors to monitor your walking patterns 24/7. SUBSCRIPTION DETAILS: StepFlow Premium includes all features with a 1-month free trial. - Monthly: HK$58/month - Yearly: HK$428/year (save 38%) Privacy Policy: https://mkwu7380.github.io/stepflow-support/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ IMPORTANT: StepFlow is designed for general wellness and fitness purposes only. It is NOT a medical device and has NOT been cleared or approved by any regulatory authority. This app does NOT provide medical advice, diagnoses, or treatment. Always consult a qualified healthcare professional before making any health-related decisions. Never disregard or delay seeking professional medical advice because of information provided by this app. If you believe you have a medical emergency, contact your doctor or emergency services immediately.
Screenshots
Verdict
The clearest difference is update cadence: ChartRun at every 6 days against StepFlow's monthly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ChartRun sells 2 in-app purchases, starting at $1.99 per month and StepFlow sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
ChartRun ships an update every 6 days, StepFlow monthly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | ChartRun | StepFlow |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 22 MB | 4 MB |
| Age rating | 4+ | 17+ |
| Developer | EPage, Inc. | Chun Kin Wu |
In-app purchases
ChartRun
- Premium7 Days trial$1.991 Month
- Premium$19.991 Year
StepFlow
- StepFlow Premium Monthly1 Month trial$5.991 Month
- StepFlow Premium Yearly2 variants$49.991 Year









