# Prehab 121 vs WWGS Support

The clearest difference is update cadence: WWGS Support at monthly against Prehab 121's every 2 months. Prehab 121's advantage is iOS requirement (15.1 vs 17.0). 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.

Prehab 121 ships an update every 2 months, WWGS Support monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Prehab 121 | WWGS Support |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 100 MB | 116 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shaunak Chafekar](https://appshunter.io/developer/1571968941) | [Applus Wave](https://appshunter.io/developer/1239727969) |

## What reviewers say

### Prehab 121

[App page](https://appshunter.io/ios/app/prehab-121/id6446013286)

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

**In-app purchases:** none


### WWGS Support

[App page](https://appshunter.io/ios/app/wwgs-support/id6749232011)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prehab 121 free?

Prehab 121 is free to download, with no in-app purchases.

### Is WWGS Support free?

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

### Do Prehab 121 or WWGS Support have ads?

Neither Prehab 121 nor WWGS Support shows ads.

### Which is updated more often, Prehab 121 or WWGS Support?

Prehab 121 ships an update every 2 months, and WWGS Support monthly. Most recently, Prehab 121 was updated on October 25, 2026 and WWGS Support on October 24, 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.*