ONE Device vs OpenWearable
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ONE Device
This application facilitates a connection between your wireless device and a cloud platform. It offers feedback during the activation process, ensuring seamless integration.
- Device-to-cloud connectivity
- Activation process feedback
- Wireless device integration
- Cloud platform synchronization
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ONE Connect bridges the gap between the device and the cloud platform providing connectivity feedback during the activation process
OpenWearable
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OpenWearables is a companion app for compatible OpenWearables devices, including OpenEarable. It enables researchers, developers to connect to wearable hardware, configure sensors, view live data, record sessions, and manage firmware updates from a single mobile interface. Use OpenWearables to: Discover and connect to compatible wearable devices over Bluetooth Configure available sensors and sampling settings View live sensor values and charts Record local sensor sessions for later analysis Manage saved recordings and share files Install supported firmware updates Try example applications such as posture and heart-rate signal demos
Screenshots
Verdict
The clearest difference is update cadence: OpenWearable at weekly against ONE Device's monthly. ONE Device's advantage is iOS requirement (13.0 vs 15.6). 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.
ONE Device ships an update monthly, OpenWearable weekly. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.
| Parameter | ONE Device | OpenWearable |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 3 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | ONE TECH, INC | Karlsruher Institut fuer Technologie (KA) |
In-app purchases
ONE Device
No in-app purchases
OpenWearable
No in-app purchases
