# CHI50 vs Forth Studio Chicago

The clearest difference is monetization model: CHI50 at free against Forth Studio Chicago's ad-supported. On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for CHI50 against 5.0 for Forth Studio Chicago. Both are backed by a comparable volume of ratings — 53 and 74 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

CHI50 ships an update every 4 weeks, Forth Studio Chicago monthly. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CHI50 | Forth Studio Chicago |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (53 ratings)](https://appshunter.io/ios/app/chi50/id6479721304/reviews) | [5.0 (74 ratings)](https://appshunter.io/ios/app/forth-studio-chicago/id6736718580/reviews) |
| Number of ratings | 53 | **74** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | **Free** | Ad-supported |
| Size | 38 MB | 38 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Byrd Fitness LLC](https://appshunter.io/developer/1737074121) | [Forth Studio LLC](https://appshunter.io/developer/1773185807) |

## What reviewers say

### CHI50

[App page](https://appshunter.io/ios/app/chi50/id6479721304)

Book fitness classes and manage your membership for state-of-the-art Megaformer machine workouts. Engage muscles you've never used before in 50-minute sessions designed to tone, sculpt, shake, and sweat.

**Highlights:** Book fitness classes, Purchase credits, Buy memberships, Manage account, State-of-the-art Megaformer workouts

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

**In-app purchases:** none


### Forth Studio Chicago

[App page](https://appshunter.io/ios/app/forth-studio-chicago/id6736718580)

Easily browse and purchase class packs or memberships. View the class schedule, filter by type, and manage your reservations to stay organized and committed to your fitness goals.

**Highlights:** Purchase class packs and memberships, View class schedule, Filter classes by type, Manage reservations, Track upcoming classes

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is CHI50 free?

CHI50 is free to download, with no in-app purchases.

### Is Forth Studio Chicago free?

Forth Studio Chicago is free to download, with no in-app purchases.

### Which has better reviews, CHI50 or Forth Studio Chicago?

CHI50 and Forth Studio Chicago are both rated 5.0 out of 5 on the App Store, from 53 and 74 ratings respectively.

### Do CHI50 or Forth Studio Chicago have ads?

Neither CHI50 nor Forth Studio Chicago shows ads.

### Which is updated more often, CHI50 or Forth Studio Chicago?

CHI50 ships an update every 4 weeks, and Forth Studio Chicago monthly. Most recently, CHI50 was updated on October 8, 2026 and Forth Studio Chicago on October 5, 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.*