# BurnTheory vs Happi Studios

BurnTheory and Happi Studios 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.

BurnTheory ships an update every 2 months, Happi Studios every 5 months. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BurnTheory | Happi Studios |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 173 MB | 61 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 9+ | 9+ |
| Developer | [Burn Theory](https://appshunter.io/developer/1558363997) | [Happi Studios Pty Ltd](https://appshunter.io/developer/1541149047) |

## What reviewers say

### BurnTheory

[App page](https://appshunter.io/ios/app/burntheory/id1558363995)

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

**In-app purchases:** none


### Happi Studios

[App page](https://appshunter.io/ios/app/happi-studios/id1638247216)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BurnTheory free?

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

### Is Happi Studios free?

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

### Do BurnTheory or Happi Studios have ads?

Neither BurnTheory nor Happi Studios shows ads.

### Which is updated more often, BurnTheory or Happi Studios?

BurnTheory ships an update every 2 months, and Happi Studios every 5 months. Most recently, BurnTheory was updated on September 20, 2026 and Happi Studios on September 10, 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.*