Muscle View vs FlexPro Grip
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Muscle View
Visualize muscle activation levels in real-time using wearable EMG sensors. Track and export session data with audio and haptic biofeedback. Connect up to six devices simultaneously for comprehensive analysis.
- Real-time EMG readings
- Bar and chart visualization
- Session data logging
- Audio and haptic biofeedback
- Supports up to 6 devices
- Bluetooth connectivity
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Display EMG reading (muscle activation level) from M40 Muscle Sense wearable EMG muscle sensors by ANR Corp. Uses Bluetooth for device connections. Displays realtime values, bars and charts. Datalog entire sessions for viewing and export. Audio and haptic biofeedback. Supports up to 6 devices simultaneously.
FlexPro Grip
This app works with a specialized device to create customized training programs for baseball pitchers. It measures baseline strength and endurance to improve pitching performance, reduce injury risk, and accelerate recovery. Track your progress with saved workout history.
- Customized training protocols
- Strength, endurance, and RPD testing
- Objective data measurements
- Injury risk reduction
- Performance enhancement
- Workout history tracking
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OVERVIEW: The FlexPro Grip app is to be used along with the FlexPro Grip device. Designed primarily for baseball pitchers, the FlexPro Grip app provides customized training protocols to be performed on the FlexPro Grip device to improve the strength, endurance and explosiveness of the muscles and tendons from your fingertips through your elbow that most impact pitching performance. There is no guesswork. All data measurements are objective. The result: reduce the chance of tearing your UCL improve your spin rate increase your pitch movement throw harder enhance your command last longer in games recover faster after you throw accelerate your rehab if you are recovering from a UCL injury / forearm strain HOW APP WORKS: The app first guides you through a Strength, Endurance, and / or Rate of Force Development test to measure your baseline levels. Then, the app prescribes you with customized training protocols that specify the amount of force to apply, hold times, and the number of sets, reps, exercises to perform to help you make rapid gains in both your health and pitching performance. All workouts are saved to your History so you can track your progress at any time. NO MEDICAL ADVICE: The protocols are intended to provide recommendations but do not constitute medical advice. As with any form of sports or physical training, seek professional medical advice prior to initiating use.
Screenshots
Verdict
The clearest difference is rating: Muscle View at 5.0 against FlexPro Grip's 4.1. Muscle View also leads on review sentiment (100% vs 67%). FlexPro Grip's advantage is update cadence (weekly vs every 3 months) and ratings volume (27 vs 3). On price, ads, in-app purchases and monetization model 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.
Muscle View holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: FlexPro Grip has 27 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Muscle View's written reviews are positive against 67% of FlexPro Grip's.
Muscle View ships an update every 3 months, FlexPro Grip weekly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.
| Parameter | Muscle View | FlexPro Grip |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.1 (27 ratings) |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 3 | 27 — better |
| Update frequency | Every 3 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 93 MB |
| Age rating | 9+ | 4+ |
| Developer | Applied Neural Research Corp | FlexProGrip |
Customer experience
Muscle View
FlexPro Grip
In-app purchases
Muscle View
No in-app purchases
FlexPro Grip
No in-app purchases
Questions
Is Muscle View free?
Is FlexPro Grip free?
Which has better reviews, Muscle View or FlexPro Grip?
Do Muscle View or FlexPro Grip have ads?
Which is updated more often, Muscle View or FlexPro Grip?
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