# Halcyon Studios vs Diesel

The clearest difference is ads: Diesel at none against Halcyon Studios's shown. Diesel also leads on monetization model (free vs ad-supported) and update cadence (fortnightly vs monthly). On price, rating, ratings volume and in-app purchases 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 Halcyon Studios against 5.0 for Diesel. Both are backed by a comparable volume of ratings — 31 and 16 respectively.

Halcyon Studios ships an update monthly, Diesel fortnightly. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Halcyon Studios | Diesel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (31 ratings)](https://appshunter.io/ios/app/halcyon-studios/id6508175239/reviews) | [5.0 (16 ratings)](https://appshunter.io/ios/app/diesel/id6807587405/reviews) |
| Number of ratings | **31** | 16 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Ad-supported | **Free** |
| Size | 36 MB | 38 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yoga Barbie LLC](https://appshunter.io/developer/1755431871) | [DIESEL FITNESS, INC.](https://appshunter.io/developer/1886793917) |

## What reviewers say

### Halcyon Studios

[App page](https://appshunter.io/ios/app/halcyon-studios/id6508175239)

Manage your fitness account, view class schedules, and book your next session. Stay updated with the latest offerings and easily reserve your spot.

**Highlights:** Account viewing, Class schedule, Booking classes, Fitness management

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Diesel

[App page](https://appshunter.io/ios/app/diesel/id6807587405)

Browse class schedules, filter by type, and book reservations. Manage your upcoming classes and stay committed to your fitness goals with easy access to class packs and memberships.

**Highlights:** Purchase class packs and memberships, Browse and filter class schedules, Book class reservations, Manage upcoming classes, Stay organized with fitness goals

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Halcyon Studios free?

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

### Is Diesel free?

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

### Which has better reviews, Halcyon Studios or Diesel?

Halcyon Studios and Diesel are both rated 5.0 out of 5 on the App Store, from 31 and 16 ratings respectively.

### Do Halcyon Studios or Diesel have ads?

Halcyon Studios shows ads; Diesel does not.

### Which is updated more often, Halcyon Studios or Diesel?

Halcyon Studios ships an update monthly, and Diesel fortnightly. Most recently, Halcyon Studios was updated on October 19, 2026 and Diesel on October 17, 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.*