# Cat Notes vs Foldline

The clearest difference is iOS requirement: Foldline at 18.0 against Cat Notes's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Cat Notes sells 3 in-app purchases, starting at $2.99 per month and Foldline sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Cat Notes ships an update weekly, Foldline every 8 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Cat Notes | Foldline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Size | 155 MB | 7 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nhung Selly](https://appshunter.io/developer/999222520) | [ANDREI RUSTI](https://appshunter.io/developer/1797920213) |

## What reviewers say

### Cat Notes

[App page](https://appshunter.io/ios/app/cat-notes-purrfect-notebook/id6809296601)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purrfect Pro Monthly | $2.99 | per month |
| Purrfect Pro Yearly | $14.99 | per year |
| Purrfect Pro Lifetime | $29.99 | one-time |


### Foldline

[App page](https://appshunter.io/ios/app/foldline-pdf-editor-and-scanner/id6815394419)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Foldline Pro | $4.99 | one-time |


## Frequently asked questions

### Is Cat Notes free?

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

### Is Foldline free?

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

### Do Cat Notes or Foldline have ads?

Neither Cat Notes nor Foldline shows ads.

### Which is updated more often, Cat Notes or Foldline?

Cat Notes ships an update weekly, and Foldline every 8 days. Most recently, Cat Notes was updated on October 31, 2026 and Foldline on October 31, 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.*