PrO2 Fit vs ActivForce
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PrO2 Fit
This app pairs with a respiratory muscle trainer to help users measure and improve their breathing strength and performance. It guides users through resisted breathing exercises to enhance respiratory function.
- Measure respiratory strength
- Improve breathing performance
- Resisted breathing exercises
- Companion device integration
- Track respiratory progress
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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.
ActivForce
This app syncs with a handheld device to provide real-time data for strength and range of motion testing. It helps practitioners optimize client care and recovery with accurate, data-driven insights and customizable testing sequences.
- Real-time strength and ROM data visualization
- Customizable test sequences
- Detailed data modeling and analysis
- Offline functionality
- Seamless web dashboard sync
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The data-driven advantage for practitioners. The new ActivForce companion app syncs with the handheld dynamometer and inclinometer to optimize care and recovery with real-time data. Accurate, Adaptable & Accessible Strength & ROM Testing Technology Streamline workflows, elevate your practice and improve your clients’ results. ActivForce’s integrated digital system measures, tracks and visualizes strength, force and range of motion (ROM) metrics. Designed to improve decision-making with data-driven insights, the new software supports: - Comprehensive Testing & Sequences: Perform multiple muscle force, symmetry comparison and ROM tests. Customize test sequences for faster and more flexible testing. - Real-Time Insights: Force and ROM metrics are instantly visualized to support faster and more informed care decisions. - Detailed Data Modelling: Industry-standard calculations and analysis offer deeper insights into client progress, supporting tailored care plans. - Portable, Flexible Testing: Conduct sessions anywhere from homes to hospitals with quick set-up and offline functionality. Customize Testing. Optimize Recovery. Maximize Retention. Our system is engineered to meet practitioners’ needs and optimize client outcomes. Seamlessly sync data with ActivForce’s intuitive web dashboard to improve analysis and reporting while reducing manual inputs. Assess the problem. Access the insights. Address the issue with effective, evidence-based care.
Screenshots
Verdict
The clearest difference is rating: ActivForce at 4.8 against PrO2 Fit's 3.3. ActivForce also leads on review sentiment (17% vs 0%). PrO2 Fit's advantage is iOS requirement (12.0 vs 17). On price, ratings volume, update cadence and ads 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.
ActivForce holds the better App Store score, 4.8 against 3.3. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews point the same way: 0% of PrO2 Fit's written reviews are positive against 17% of ActivForce's.
PrO2 Fit ships an update monthly, ActivForce every 3 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.
| Parameter | PrO2 Fit | ActivForce |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (6 ratings) | 4.8 (5 ratings) — better |
| Positive reviews | 0.0% of reviews | 16.7% of reviews — better |
| Number of ratings | 6 — better | 5 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17 |
| Further details — not scored | ||
| Size | 25 MB | 29 MB |
| Age rating | 4+ | 17+ |
| Developer | PrO2HEALTH | Activbody, Inc. |
Customer experience
PrO2 Fit
ActivForce
In-app purchases
PrO2 Fit
No in-app purchases
ActivForce
No in-app purchases









