# ACL Strong Training vs JointBooklet

The clearest difference is update cadence: JointBooklet at every 4 days against ACL Strong Training'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.

ACL Strong Training ships an update every 3 weeks, JointBooklet every 4 days. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ACL Strong Training | JointBooklet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/acl-strong-training/id6670283808/reviews)** | — |
| Number of ratings | **3** | — |
| 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 | 49 MB | 124 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Leslie Desrosiers](https://appshunter.io/developer/1571676050) | [Matthew Harb](https://appshunter.io/developer/6772332897) |

## What reviewers say

### ACL Strong Training

[App page](https://appshunter.io/ios/app/acl-strong-training/id6670283808)

This app offers a step-by-step program to reduce knee pain, prevent injuries, and improve athletic performance. It provides easy-to-follow exercises with video and written instructions, weekly plans, and expert guidance from a physical therapist.

**Highlights:** Step-by-step knee pain relief program, Injury prevention exercises, Performance enhancement training, Video and written exercise instructions, Weekly progressive plans, Expert guidance from a Physical Therapist, Supportive online community

**Features:** Vision Pro support

**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 ACL Strong Training free?

ACL Strong Training is free to download, with no in-app purchases.

### Is JointBooklet free?

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

### Do ACL Strong Training or JointBooklet have ads?

Neither ACL Strong Training nor JointBooklet shows ads.

### Which is updated more often, ACL Strong Training or JointBooklet?

ACL Strong Training ships an update every 3 weeks, and JointBooklet every 4 days. Most recently, ACL Strong Training was updated on September 30, 2026 and JointBooklet on October 5, 2026.

---

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