O3Z vs BMS Meta
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
O3Z
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Via BLE technology (Bluetooth Low Energy), this app allows to connect and use the ozone generator O3Z-Tech to monitor the sanitisation and download the sanitisation report.
BMS Meta
Monitor your device's battery in real-time and configure custom battery parameters. This utility app provides insights into your battery's current status.
- Real-time battery status view
- Battery parameter settings
- Device battery monitoring
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View battery status in real time Set battery parameters
Screenshots
Verdict
The clearest difference is update cadence: BMS Meta at every 2 months against O3Z's every 4 months. 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.
O3Z ships an update every 4 months, BMS Meta every 2 months. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.
| Parameter | O3Z | BMS Meta |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.9 (17 ratings) — better |
| Positive reviews | — | 9.1% of reviews |
| Number of ratings | — | 17 — better |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 43 MB |
| Age rating | 4+ | 17+ |
| Developer | STEM s.r.l. | Shenzhen Tuodatong Electronics Co., Ltd. |
In-app purchases
O3Z
No in-app purchases
BMS Meta
No in-app purchases
