# LostInNotes vs Ariv

The clearest difference is in-app purchases: Ariv at none against LostInNotes's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LostInNotes sells 1 in-app purchase, starting at $10.00 per month. Ariv asks for nothing beyond the download.

## The numbers

| Metric | LostInNotes | Ariv |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 50 MB | 86 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Metisora](https://appshunter.io/developer/1878534727) | [Ariv Studios](https://appshunter.io/developer/1881812958) |

## What reviewers say

### LostInNotes

[App page](https://appshunter.io/ios/app/lostinnotes/id6759413132)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Insight: AI Second Brain | $10.00 | per month |


### Ariv

[App page](https://appshunter.io/ios/app/ariv-notes-pkm-second-brain/id6776939051)

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

**In-app purchases:** none


## Frequently asked questions

### Is LostInNotes free?

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

### Is Ariv free?

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

### Do LostInNotes or Ariv have ads?

Neither LostInNotes nor Ariv 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.*