# HighlighterAI.com vs Vault Notes

The clearest difference is in-app purchases: HighlighterAI.com at none against Vault Notes's 2. HighlighterAI.com also leads on iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Vault Notes sells 2 in-app purchases, starting at $4.99 per month. HighlighterAI.com asks for nothing beyond the download.

## The numbers

| Metric | HighlighterAI.com | Vault Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Size | 27 MB | 17 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Artificial Intelligence Suisse SA](https://appshunter.io/developer/1795088909) | [Andre Schoolman](https://appshunter.io/developer/6790647704) |

## What reviewers say

### HighlighterAI.com

[App page](https://appshunter.io/ios/app/highlighteraicom/id6759449819)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vault Notes

[App page](https://appshunter.io/ios/app/vault-notes-notes-you-own/id6790647702)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is HighlighterAI.com free?

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

### Is Vault Notes free?

Vault Notes is free to download, with in-app purchases available.

### Do HighlighterAI.com or Vault Notes have ads?

Neither HighlighterAI.com nor Vault Notes 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.*