# Mr. Rebounder vs MutLab

The clearest difference is in-app purchases: MutLab at none against Mr. Rebounder's 10. MutLab also leads on iOS requirement (13.0 vs 15.6). Mr. Rebounder's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Mr. Rebounder sells 10 one-off in-app purchases. MutLab asks for nothing beyond the download.

Mr. Rebounder ships an update every 3 weeks, MutLab every 2 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Mr. Rebounder | MutLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (87 ratings)](https://appshunter.io/ios/app/mr-rebounder/id1300713793/reviews)** | — |
| Number of ratings | **87** | — |
| Positive reviews | 62.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 511 MB | 60 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cellercise](https://appshunter.io/developer/1163910632) | [Mutlab](https://appshunter.io/developer/1363984051) |

## What reviewers say

### Mr. Rebounder

[App page](https://appshunter.io/ios/app/mr-rebounder/id1300713793)

This app allows users to choose from pre-made exercise routines or create their own personalized workouts. It integrates with Apple Health to track heart rate and calories burned during exercise, making fitness engaging and fun.

**Highlights:** Customizable exercise routines, Pre-made workout plans, Apple Health integration, Heart rate monitoring, Calorie tracking, Fun and engaging exercise

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Back Shoulder Hams L | $0.99 | one-time |
| Back Shoulder Hams R | $0.99 | one-time |
| Back Stretch L | $0.99 | one-time |
| Back Stretch Lower L | $0.99 | one-time |
| Back Stretch R | $0.99 | one-time |
| Back Stretch Lower R | $0.99 | one-time |
| Bitri L | $0.99 | one-time |
| Bitri R | $0.99 | one-time |
| Chest Shoulders | $0.99 | one-time |
| Modified Jumping Jack | $0.99 | one-time |

**What reviewers like**

- 👍 Great routines and variety
- 👍 Motivates users to exercise
- 👍 Customizable workouts
- 👍 Good for all fitness levels
- 👍 Helpful animations for technique

**What reviewers complain about**

- 😞 Deceptive pricing/subscription model
- 😞 App requires subscription for full features
- 😞 High cost of subscription
- 😞 Poor user interface/experience (dated)
- 😞 Lack of structure/guidance on how to use routines

**Reported bugs**

- App not working since August update
- Music glitch: cuts out between movements
- No sound / sound not working
- App goes down frequently
- Can't create profile (incorrect units, birthdate)

**Requested features**

- Allow integration of own music/audio source
- Add isometric workouts
- Implement a calendar feature to track workouts
- Ability to add own custom moves
- Improve user interface to be more modern


### MutLab

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mr. Rebounder free?

Mr. Rebounder is free to download, with in-app purchases available.

### Is MutLab free?

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

### Do Mr. Rebounder or MutLab have ads?

Neither Mr. Rebounder nor MutLab shows ads.

### Which is updated more often, Mr. Rebounder or MutLab?

Mr. Rebounder ships an update every 3 weeks, and MutLab every 2 months. Most recently, Mr. Rebounder was updated on September 17, 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.*