# LungeFit vs JointBooklet

The clearest difference is update cadence: JointBooklet at every 4 days against LungeFit's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LungeFit ships an update every 3 weeks, JointBooklet every 4 days. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | LungeFit | JointBooklet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lungefit/id6746132896/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 44 MB | 124 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Andre Vieira](https://appshunter.io/developer/1815320113) | [Matthew Harb](https://appshunter.io/developer/6772332897) |

## What reviewers say

### LungeFit

[App page](https://appshunter.io/ios/app/lungefit/id6746132896)

This app provides personalized, adaptive workouts to strengthen knees, especially after physical therapy or for managing ongoing discomfort. It offers clear exercise instructions, progress tracking, and educational content for long-term knee health and injury prevention.

**Highlights:** Personalized knee-strength plans, Adaptive workout guidance, Progress tracking, Clear exercise instruction with video, Flexible training options, Recovery education

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### JointBooklet

[App page](https://appshunter.io/ios/app/jointbooklet/id6772332895)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LungeFit free?

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

### Is JointBooklet free?

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

### Do LungeFit or JointBooklet have ads?

Neither LungeFit nor JointBooklet shows ads.

### Which is updated more often, LungeFit or JointBooklet?

LungeFit ships an update every 3 weeks, and JointBooklet every 4 days. Most recently, LungeFit was updated on October 20, 2026 and JointBooklet on October 5, 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.*