# 4Lane Physiotherapy vs Back2Front

The clearest difference is ads: 4Lane Physiotherapy at none against Back2Front's shown. 4Lane Physiotherapy also leads on update cadence (monthly vs every 7 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

4Lane Physiotherapy ships an update monthly, Back2Front every 7 months. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 4Lane Physiotherapy | Back2Front |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 7 months |
| Size | 195 MB | 72 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [4Lane Physiotherapy](https://appshunter.io/developer/1800106793) | [Back2Front Physiotherapy Ltd](https://appshunter.io/developer/1817381142) |

## What reviewers say

### 4Lane Physiotherapy

[App page](https://appshunter.io/ios/app/4lane-physiotherapy/id1388522678)

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

**In-app purchases:** none


### Back2Front

[App page](https://appshunter.io/ios/app/back2front/id6746546830)

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

**In-app purchases:** none


## Frequently asked questions

### Is 4Lane Physiotherapy free?

4Lane Physiotherapy is free to download, with no in-app purchases.

### Is Back2Front free?

Back2Front is free to download, with no in-app purchases.

### Do 4Lane Physiotherapy or Back2Front have ads?

Back2Front shows ads; 4Lane Physiotherapy does not.

### Which is updated more often, 4Lane Physiotherapy or Back2Front?

4Lane Physiotherapy ships an update monthly, and Back2Front every 7 months. Most recently, 4Lane Physiotherapy was updated on October 25, 2026 and Back2Front on October 10, 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.*