# Mr. Rebounder vs Fluid Running

The clearest difference is rating: Fluid Running at 4.7 against Mr. Rebounder's 4.0. Fluid Running also leads on in-app purchases (none vs 10) and review sentiment (88% vs 62%). Mr. Rebounder's advantage is update cadence (every 3 weeks vs every 10 months) and ratings volume (87 vs 18). On price, ads, monetization model and device support there is nothing between them.

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

Fluid Running holds the better App Store score, 4.7 against 4.0. Both are backed by a comparable volume of ratings — 87 and 18 respectively. Written reviews point the same way: 62% of Mr. Rebounder's written reviews are positive against 88% of Fluid Running's.

Mr. Rebounder ships an update every 3 weeks, Fluid Running every 10 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mr. Rebounder | Fluid Running |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (87 ratings)](https://appshunter.io/ios/app/mr-rebounder/id1300713793/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/fluid-running/id1377251019/reviews)** |
| Number of ratings | **87** | 18 |
| Positive reviews | 62.1% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Monetization | Free | Free |
| Size | 511 MB | 23 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Cellercise](https://appshunter.io/developer/1163910632) | [Fluid Running, LLC](https://appshunter.io/developer/1377251018) |

## 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


### Fluid Running

[App page](https://appshunter.io/ios/app/fluid-running/id1377251019)

This app offers a unique approach to full-body fitness using water-based exercises. It provides guided movements and workout routines suitable for all fitness levels, from beginners to those seeking new challenges. Access class schedules and supplementary learning materials to enhance your aquatic training.

**Highlights:** Deep and shallow water workout movements, Guided deep water workouts, Guided shallow water workouts, Class schedules (Chicagoland), Downloadable workout routines, Technique tutorial videos

**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 Fluid Running free?

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

### Which has better reviews, Mr. Rebounder or Fluid Running?

Fluid Running is rated higher. Mr. Rebounder averages 4.0 out of 5 from 87 ratings, while Fluid Running averages 4.7 from 18 ratings.

### Do Mr. Rebounder or Fluid Running have ads?

Neither Mr. Rebounder nor Fluid Running shows ads.

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

Mr. Rebounder ships an update every 3 weeks, and Fluid Running every 10 months. Most recently, Mr. Rebounder was updated on October 23, 2026 and Fluid Running on October 24, 2026.

---

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