# PrO2 Fit — Breathe Easier. Train Harder.

> Companion app for respiratory muscle trainer, measures and improves breathing strength. (iPhone/iPad app by PrO2HEALTH, INC..)

- Source: https://appshunter.io/ios/app/pro2-fit/id1321623265 (this page in markdown: same URL + `.md`)
- Developer: [PrO2HEALTH, INC.](https://appshunter.io/developer/909203686)
- Category: Health & Fitness, Sports
- Price: Free
- Rating: 3.50/5 from 4 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 25 MB
- Released: 2017-12-16
- Data updated: 2026-07-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/pro2-fit/id1321623265/reviews.md

## What is PrO2 Fit?

This is the companion app for the PrO2Fit Inspiratory Muscle Trainer (IMT). 

The PrO2Fit device is used to measure and increase respiratory strength and performance
through resisted breathing exercises. 

Individuals who are not in good health or have a respiratory related medical condition should
consult their physician before using PrO2.

## Key features

- Measure respiratory strength
- Improve breathing performance
- Resisted breathing exercises
- Companion device integration
- Track respiratory progress

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/pro2-fit/id1321623265/reviews.md

### 1/5 — Hopeless on my iPad!  Nothing registers yet it does on my phone - any ideas?

*2021-01-30*

Would not recommend ..

## Frequently asked questions about PrO2 Fit

### What is PrO2 Fit used for?

PrO2 Fit is the companion app for the PrO2Fit Inspiratory Muscle Trainer (IMT). It helps users measure and increase their respiratory strength and performance through guided resisted breathing exercises.

### Is PrO2 Fit free to use?

Yes, PrO2 Fit is available for free. The app itself does not have a cost, and it does not feature in-app purchases or advertisements.

### What devices does PrO2 Fit support?

PrO2 Fit is compatible with iPhone, iPad, and iPod devices. It is designed to work on Apple's mobile operating system.

### How often is PrO2 Fit updated?

The latest version of PrO2 Fit is 2.52, which was released on February 24, 2023. The app is updated periodically to ensure optimal performance and compatibility.

### What is the age rating for PrO2 Fit?

PrO2 Fit has an age rating of 4+. This indicates it is suitable for users of all ages, though its primary functionality is for adults seeking to improve respiratory health.

### Does PrO2 Fit require the PrO2Fit device?

Yes, PrO2 Fit is designed as a companion app for the PrO2Fit Inspiratory Muscle Trainer (IMT). It works in conjunction with the physical device to measure and track respiratory performance.

### What should I do if I have a respiratory medical condition before using PrO2 Fit?

If you are not in good health or have a respiratory-related medical condition, you should consult your physician before using PrO2 Fit or the associated device. This ensures safe and appropriate use.

### What is the user sentiment for PrO2 Fit based on its rating?

PrO2 Fit has a rating of 3.5 stars from 4 ratings. This suggests a generally positive but mixed reception from its current user base.

## Version history (last 5 releases)

### 2.52 — 2023-02-24

Better handling of login and registration.

### 2.46 — 2022-08-16

Additional support for controlling the on screen information

### 2.42 — 2022-08-12

Ability to hide/show goals and targets

### 2.41 — 2022-08-03

Maximum pressure testing support added

### 2.40 — 2022-07-25

Ability to hide UI elements and audio prompts for MIP, FIT, Power

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## More apps by PrO2HEALTH, INC.

- [PrO2+](https://appshunter.io/ios/app/pro2-plus/id6757462419)

All apps by PrO2HEALTH, INC.: https://appshunter.io/developer/909203686

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-04.*