PrO2+
Health & Fitness
PrO2 Respiratory Muscle Trainer
- Downloads
- 92+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Sep 24
- 2026 · v4.45
Screenshots
About PrO2+
This is the companion app for the PrO2 Respiratory Muscle Trainer products.
The PrO2 devices are used to assess and improve respiratory strength and performance through resisted breathing measurements and training.
Individuals who are not in good health or have any respiratory related medical condition should consult their physician before using PrO2.
The PrO2 devices are used to assess and improve respiratory strength and performance through resisted breathing measurements and training.
Individuals who are not in good health or have any respiratory related medical condition should consult their physician before using PrO2.
What’s new
Version 4.45 · Updated September 24, 2026
Support firmware updates
Alternatives to PrO2+
Looking for apps like PrO2+? Here are 3 similar Android apps on Google Play. The highest rated is REsimpli (4.8/5), and all 3 are free to download.
| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| PrO2+ | – | Free | 50+ | Sep 24, 2026 | |
| FluentPet | 3.6 / 5 | Free | 5,000+ | Sep 28, 2026 | Compare |
| Squint | – | Free | 1,000+ | Sep 25, 2026 | Compare |
| REsimpli | 4.8 / 5 | Free | 5,000+ | Sep 24, 2026 | Compare |
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