# Performance Stretching vs MutLab

The clearest difference is price: MutLab at Free against Performance Stretching's $2.99. MutLab also leads on update cadence (every 2 months vs every 5 months). Performance Stretching's advantage is iOS requirement (7.1 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

MutLab is free to download; Performance Stretching costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Performance Stretching ships an update every 5 months, MutLab every 2 months. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Performance Stretching | MutLab |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.7 (95 ratings)](https://appshunter.io/ios/app/performance-stretching-foam-roller-static-and-dynamic-stretches/id658103456/reviews)** | — |
| Number of ratings | **95** | — |
| Positive reviews | 78.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 359 MB | 60 MB |
| Requires iOS | **7.1** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [lolo](https://appshunter.io/developer/383811733) | [Mutlab](https://appshunter.io/developer/1363984051) |

## What reviewers say

### Performance Stretching

[App page](https://appshunter.io/ios/app/performance-stretching-foam-roller-static-and-dynamic-stretches/id658103456)

Learn the correct techniques for dynamic stretching before workouts to enhance athletic performance and prevent injury. This app also offers foam rolling routines for deep tissue massage and static stretching for effective cool-downs and recovery.

**Highlights:** Over 150 video and audio guided stretches, Dynamic, static, and foam roller programs, Personalize workouts by swapping stretches, Syncs with Health app, Compatible with Bluetooth heart rate monitors, No equipment needed for many exercises

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful stretching routines
- 🎨 Customizable exercises
- 🗓️ Variety of daily workouts
- 🎥 Clear video demonstrations
- 🔊 Guided voice instructions

**What reviewers complain about**

- 🐛 Occasional app crashes or freezes
- 🔒 Forced registration/login required
- 🔀 Difficulty navigating between routines
- 🕰️ Inflexible rest times between exercises
- 🔍 Unclear exercise instructions or demonstrations

**Reported bugs**

- Routine progress not saved properly
- App freezes or crashes on launch
- Music playback issues or conflicts

**Requested features**

- Allow custom routine creation
- Provide more detailed exercise demonstrations
- Add option to adjust rest times between exercises
- Improve navigation and progress tracking
- Integrate better with music/streaming apps


### MutLab

[App page](https://appshunter.io/ios/app/mutlab/id1576343740)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Performance Stretching free?

Performance Stretching costs $2.99, with no in-app purchases.

### Is MutLab free?

MutLab is free to download, with no in-app purchases.

### Do Performance Stretching or MutLab have ads?

Neither Performance Stretching nor MutLab shows ads.

### Which is updated more often, Performance Stretching or MutLab?

Performance Stretching ships an update every 5 months, and MutLab every 2 months. Most recently, Performance Stretching was updated on September 25, 2026 and MutLab on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*