Pison EXPLORE vs OpenPPG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pison EXPLORE
This companion app for a Pison wearable allows users to explore various sensor data. It offers built-in protocols to measure reaction time, decision-making speed, and concentration ability, helping users maximize their device's potential.
- Measure reaction time
- Measure decision-making speed
- Measure concentration ability
- Companion app for Pison wearable
- Run built-in exploration protocols
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EXPLORE: Unlock Your Potential Unleash a world of sensor exploration with EXPLORE. This companion app for your Pison wearable makes using your device fun and easy. Run built-in protocols to explore: Readiness: Measure your reaction time Agility: Measure your decision-making speed Focus: Measure your ability to concentrate EXPLORE empowers you to get the most out of your Pison device - download EXPLORE and start exploring today! Note - The Pison EXPLORE application requires a Pison wearable.
OpenPPG
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OpenPPG is a free, research-oriented iOS application designed to close the gap in accessible and transparent PPG data acquisition. Built by researchers for researchers, it enables recording of raw, high-quality photoplethysmography (PPG) signals directly from the smartphone camera, with full export for scientific analysis. Key Features • Raw signal access – capture unprocessed PPG waveforms with complete control over export (CSV format). • Flexible preprocessing – raw signals, basic and advanced filtering, signal quality assessment or fully calculated metrics in one app to enhance your research • Feature extraction – access directly over 11 automatically calculated temporal and morphological metrics without need for advanced signal processing • Metadata & annotations – mark events while taking measurements in real time and customise forms to fit your study protocol • Explainable pipeline – reproducible acquisition process with transparent documentation to ensure research reliability. Why OpenPPG? Most mobile tools restrict access to raw data, hide acquisition details, or require payment. OpenPPG removes these barriers by providing a free, standardised, and reproducible way to acquire PPG signals. It supports innovation in signal processing, machine learning, and digital biomarker discovery. Important: OpenPPG is intended solely for research purposes. It is not a medical device and must not be used for diagnosis, treatment, or patient self-monitoring.
Screenshots
Verdict
The clearest difference is update cadence: Pison EXPLORE at every 2 weeks against OpenPPG's monthly. Pison EXPLORE also leads on iOS requirement (15.0 vs 17.6). 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.
Pison EXPLORE ships an update every 2 weeks, OpenPPG monthly. Both last shipped on October 30, 2026.
| Parameter | Pison EXPLORE | OpenPPG |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 88 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Pison Technology | research app |
In-app purchases
Pison EXPLORE
No in-app purchases
OpenPPG
No in-app purchases









