# Become Obsidian vs VAULT World

The clearest difference is device support: VAULT World at 3 against Become Obsidian's 1. VAULT World also leads on iOS requirement (15.0 vs 17.0). On price, 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.

## The numbers

| Metric | Become Obsidian | VAULT World |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 5 MB | 6 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [PULSEOS LLC](https://appshunter.io/developer/6788142466) | [EMILY ANNE HART](https://appshunter.io/developer/1879386766) |

## What reviewers say

### Become Obsidian

[App page](https://appshunter.io/ios/app/become-obsidian/id6788142464)

**Features:** macOS Compatibility

**In-app purchases:** none


### VAULT World

[App page](https://appshunter.io/ios/app/vault-world/id6798062378)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Become Obsidian free?

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

### Is VAULT World free?

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

### Do Become Obsidian or VAULT World have ads?

Neither Become Obsidian nor VAULT World shows ads.

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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.*