# Iron Studios vs Hotcore Studios

The clearest difference is device support: Iron Studios at 3 against Hotcore Studios's 1. Iron Studios also leads on iOS requirement (14.0 vs 16.0). On price, update cadence, ads 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.

Iron Studios ships an update every 2 months, Hotcore Studios monthly. The most recent releases landed on September 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Iron Studios | Hotcore Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hotcore-studios/id6752268747/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 124 MB | 37 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IRON STUDIOS BARCELONA S.L.](https://appshunter.io/developer/1836213392) | [Hotcore Studios S.L.](https://appshunter.io/developer/1782113452) |

## What reviewers say

### Iron Studios

[App page](https://appshunter.io/ios/app/iron-studios/id6751650605)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Hotcore Studios

[App page](https://appshunter.io/ios/app/hotcore-studios/id6752268747)

Browse and purchase class packs or memberships. View the class schedule, filter by type, and book reservations. Manage your upcoming classes to stay organized and committed to your fitness goals.

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

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Iron Studios free?

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

### Is Hotcore Studios free?

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

### Do Iron Studios or Hotcore Studios have ads?

Both Iron Studios and Hotcore Studios show ads.

### Which is updated more often, Iron Studios or Hotcore Studios?

Iron Studios ships an update every 2 months, and Hotcore Studios monthly. Most recently, Iron Studios was updated on September 8, 2026 and Hotcore Studios on September 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.*