# FITISM vs Project Rex

FITISM and Project Rex are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | FITISM | Project Rex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fitism/id1659111339/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | Free | — |
| Size | 35 MB | 157 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FITISM Ltd](https://appshunter.io/developer/1582461807) | [Legitfit Limited](https://appshunter.io/developer/1550159231) |

## What reviewers say

### FITISM

[App page](https://appshunter.io/ios/app/fitism/id1659111339)

Manage your gym membership and training from your phone. Book classes, view schedules, log workout scores, and track your progress and personal bests. Receive notifications for waitlists and enjoy automatic check-ins.

**Highlights:** Book classes and join waitlists, View gym timetable and programming, Log workout and strength session scores, Track training history and PBs, Receive waitlist push notifications, Automatic sign-in at classes

**Features:** Apple Wallet

**In-app purchases:** none


### Project Rex

[App page](https://appshunter.io/ios/app/project-rex/id6746489781)

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

**In-app purchases:** none


## Frequently asked questions

### Is FITISM free?

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

### Is Project Rex free?

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

### Do FITISM or Project Rex have ads?

Neither FITISM nor Project Rex shows ads.

### Which is updated more often, FITISM or Project Rex?

FITISM ships an update every 5 months, and Project Rex every 5 months. Most recently, FITISM was updated on October 11, 2026 and Project Rex on October 7, 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.*