# Mobility Manual vs YO4

The clearest difference is in-app purchases: YO4 at none against Mobility Manual's 6. Mobility Manual's advantage is update cadence (every 5 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mobility Manual sells 6 in-app purchases, starting at $18.99 per month. YO4 asks for nothing beyond the download.

Mobility Manual ships an update every 5 weeks, YO4 every 4 months. The most recent releases landed on September 7, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Mobility Manual | YO4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (28 ratings)](https://appshunter.io/ios/app/mobility-manual/id1612541547/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 37.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 167 MB | 55 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [The Mobility Manual Limited](https://appshunter.io/developer/1599080265) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### Mobility Manual

[App page](https://appshunter.io/ios/app/mobility-manual/id1612541547)

Enhance athletic performance with sport-specific mobility routines designed to improve range of motion and prevent wasted stretching. Build a daily habit of movement and feel the difference in your body within weeks.

**Highlights:** Sport-specific mobility routines, 40-day step-by-step programs, Mobility assessment and progress tracking, Sport-specific coaching videos, Extensive mobility exercise library, Community access

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Mobility Manual Monthly | $18.99 | per month |
| The Mobility Manual Annual | $129.99 | per year |
| Runner's Manual | $59.99 | one-time |
| Everyday Athlete | $59.99 | one-time |
| ROM Strong | $59.99 | one-time |
| Weightlifters Mobility Manual | $69.99 | one-time |

**What reviewers like**

- 👍 Great mobility program content
- 👍 Clear exercise explanations
- 👍 Effective mobility improvements
- 👍 Useful for weightlifters
- 👍 Good for improving activation

**What reviewers complain about**

- 🐛 App is very buggy
- 🐛 Frequent glitches
- 🐛 App is clunky and frustrating
- 🐛 Videos don't load or are black
- 🐛 Timers are confusing/unclear

**Reported bugs**

- App gets stuck on exercises
- Timers get stuck or have a mind of their own
- Videos not loading or are black
- App crashes when receiving calls/notifications
- Autoplay repeats the same exercise

**Requested features**

- Add voice instructions/audio cues
- Allow playing own music
- Add a countdown before movement changes
- Improve timer clarity
- Option to mark exercises as complete


### YO4

[App page](https://appshunter.io/ios/app/yo4/id6752373728)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mobility Manual free?

Mobility Manual is free to download, with in-app purchases available.

### Is YO4 free?

YO4 is free to download, with no in-app purchases.

### Do Mobility Manual or YO4 have ads?

Neither Mobility Manual nor YO4 shows ads.

### Which is updated more often, Mobility Manual or YO4?

Mobility Manual ships an update every 5 weeks, and YO4 every 4 months. Most recently, Mobility Manual was updated on September 7, 2026 and YO4 on June 1, 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.*