# Arca Denmark vs Heat Harmony

The clearest difference is iOS requirement: Heat Harmony at 13.0 against Arca Denmark's 15.6. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 13, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Arca Denmark | Heat Harmony |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/arca-denmark/id1355687420/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 20 MB | 39 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crossfit Denmark ApS](https://appshunter.io/developer/761250943) | [YOGO.DK ApS](https://appshunter.io/developer/1473308022) |

## What reviewers say

### Arca Denmark

[App page](https://appshunter.io/ios/app/arca-denmark/id1355687420)

This app allows users to book high-quality group training sessions and find workout schedules. Discover workshops, member benefits, and connect with training partners. Communicate directly with the provider for feedback or assistance.

**Highlights:** Book group training sessions, View workout calendar, Discover workshops and news, Find training partners, Contact provider

**Features:** Vision Pro support

**In-app purchases:** none


### Heat Harmony

[App page](https://appshunter.io/ios/app/heat-harmony/id6670617518)

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

**In-app purchases:** none


## Frequently asked questions

### Is Arca Denmark free?

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

### Is Heat Harmony free?

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

### Do Arca Denmark or Heat Harmony have ads?

Neither Arca Denmark nor Heat Harmony shows ads.

### Which is updated more often, Arca Denmark or Heat Harmony?

Arca Denmark ships an update every 2 months, and Heat Harmony every 2 months. Most recently, Arca Denmark was updated on September 13, 2026 and Heat Harmony on September 12, 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.*