# Rehabbit vs Zero

The clearest difference is in-app purchases: Rehabbit at none against Zero's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Zero sells 2 in-app purchases, starting at $9.99 per month. Rehabbit asks for nothing beyond the download.

Rehabbit ships an update every 2 days, Zero every 3 days. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Rehabbit | Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/rehabbit/id6474063519/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Free | — |
| Size | 59 MB | 56 MB |
| Requires iOS | **17.0** | 18.1 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Mikkel Kim](https://appshunter.io/developer/1720510195) | [BARTOSZ IDZIK](https://appshunter.io/developer/1838753807) |

## What reviewers say

### Rehabbit

[App page](https://appshunter.io/ios/app/rehabbit/id6474063519)

This app assists patients with injury recovery by providing structured exercise plans, progress tracking, and injury information. It also facilitates scheduling appointments with licensed physical therapists.

**Highlights:** Personalized rehab plans, Exercise tracking and logging, Injury information resources, Progress visualization charts, Physical therapist appointment scheduling, Daily exercise reminders

**In-app purchases:** none


### Zero

[App page](https://appshunter.io/ios/app/zero-g-app/id6752305126)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Annual | $79.99 | per year |


## Frequently asked questions

### Is Rehabbit free?

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

### Is Zero free?

Zero is free to download, with in-app purchases available.

### Do Rehabbit or Zero have ads?

Neither Rehabbit nor Zero shows ads.

### Which is updated more often, Rehabbit or Zero?

Rehabbit ships an update every 2 days, and Zero every 3 days. Most recently, Rehabbit was updated on October 24, 2026 and Zero on October 17, 2026.

---

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