iOX vs Simple Heart Rate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iOX
This app helps manage your personal health by noninvasively tracking blood oxygenation, heart rate, and perfusion index. It features a plethysmograph display and programmable alarms for health alerts. Data can be easily exported for review.
- Noninvasive SpO2 tracking
- Heart rate monitoring
- Perfusion index tracking
- Plethysmograph display
- Programmable alarms
- One-click CSV data export
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iOX’s new integrated mobile app brings our products to life. It is designed to fit your lifestyle and assist in everyday health management. The iOX allows you to noninvasively track and trend blood oxygenation(SpO2), heart rate(HR), and perfusion index(PI) for sports and aviation use. iOX’s new integrated app empowers you to manage your personal health in an intuitive way, while keeping up with your busy life. This app features a plethysmograph display and programmable alarms to let you know when values are too high or too low. One-click export of the recorded data into a CSV file.
Simple Heart Rate
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【Simple Heart Rate】 is a handy tool that lets you measure your heart rate anytime using just your phone's camera — no external devices needed. **Camera Heart Rate Detection** Place your fingertip on the rear camera lens, and the app analyzes subtle light changes in your skin to estimate your heart rate in real time. A simple, device-free approach to heart rate monitoring. **History & Trend Tracking** Every measurement is saved locally. Browse, search, filter, and sort your records to observe how your heart rate changes over time. **Health Analysis Dashboard** View your latest heart rate alongside estimated stress, blood oxygen, and hydration levels — all derived from your measurement data. Weekly trend charts help you spot patterns at a glance. **Customizable Reminders** Set daily heart rate check reminders and health report notifications so you never miss a session. **Medical Disclaimer & Sources** This app is not a medical device. All results are for health reference only and do not constitute medical advice. Research sources (PubMed, IEEE) are provided in-app for transparency. Start tracking your heart rate today — simple, quick, and always in your pocket. This app is a non-medical health reference tool that only provides heart rate detection and basic related analysis. Results are affected by devices, usage scenarios and other factors, and are for daily health monitoring reference only. It has no medical diagnosis or treatment effect and cannot replace the diagnosis and treatment advice of professional physicians and medical institutions. If you have health problems such as abnormal heart rate, please go to a regular medical institution in a timely manner. The developer shall not be liable for any consequences arising from the use of the test results of this app. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://fenwoon.xyz/jijianxinlv/privacy.html
Screenshots
Verdict
The clearest difference is iOS requirement: iOX at 12.0 against Simple Heart Rate's 16.0. 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | iOX | Simple Heart Rate |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (15 ratings) — better | — |
| Positive reviews | 35.0% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | Safe Heart USA, Inc. | HONG KONG JIAOLAN CO. LIMITED |
In-app purchases
iOX
No in-app purchases
Simple Heart Rate
No in-app purchases









