# Knee Mobility vs Levr

The clearest difference is price: Levr at Free against Knee Mobility's $4.99. Knee Mobility's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On update cadence, ads and in-app purchases there is nothing between them.

Levr is free to download; Knee Mobility costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Knee Mobility ships an update monthly, Levr fortnightly. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Knee Mobility | Levr |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Paid | — |
| Size | 300 MB | 54 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MirrorAR LLC](https://appshunter.io/developer/1526484138) | [Michael Mac Donald](https://appshunter.io/developer/1894490381) |

## What reviewers say

### Knee Mobility

[App page](https://appshunter.io/ios/app/knee-mobility/id6621180556)

This app helps you track and improve your knee's range of motion through daily exercises. Monitor your progress over six weeks with insightful feedback to stay motivated on your journey to better knee health.

**Highlights:** Track knee range of motion, Daily exercises for knee health, Progress monitoring over six weeks, Feedback for motivation, General wellness and fitness focus

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

**In-app purchases:** none


### Levr

[App page](https://appshunter.io/ios/app/levr-calisthenics-tracker/id6785298205)

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

**In-app purchases:** none


## Frequently asked questions

### Is Knee Mobility free?

Knee Mobility costs $4.99, with no in-app purchases.

### Is Levr free?

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

### Do Knee Mobility or Levr have ads?

Neither Knee Mobility nor Levr shows ads.

### Which is updated more often, Knee Mobility or Levr?

Knee Mobility ships an update monthly, and Levr fortnightly. Most recently, Knee Mobility was updated on September 18, 2026 and Levr on September 9, 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.*