# Plane Notes vs PaperBrain AI

The clearest difference is ads: PaperBrain AI at none against Plane Notes's shown. Plane Notes's advantage is update cadence (every 2 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Plane Notes sells 1 one-off in-app purchase and PaperBrain AI sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Plane Notes ships an update every 2 days, PaperBrain AI every 2 weeks. The most recent releases landed on October 14, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Plane Notes | PaperBrain AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (93 ratings)](https://appshunter.io/ios/app/plane-notes/id6448015303/reviews)** | — |
| Number of ratings | **93** | — |
| Positive reviews | 43.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 27 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [Jumpei Adachi](https://appshunter.io/developer/1516414955) | [Bowen Craft](https://appshunter.io/developer/900161450) |

## What reviewers say

### Plane Notes

[App page](https://appshunter.io/ios/app/plane-notes/id6448015303)

An intuitive notebook app featuring an infinite canvas for note-taking and idea organization. It allows for seamless creation and management of notes without page limitations.

**Highlights:** Infinite canvas, Intuitive interface, Note organization, Idea management, Seamless note creation

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paid Version | $5.99 | one-time |


### PaperBrain AI

[App page](https://appshunter.io/ios/app/paperbrain-ai/id6771600487)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PaperBrain Standard Monthly | $7.99 | per month |
| PaperBrain Pro Monthly | $9.99 | per month |
| PaperBrain Max Monthly | $19.99 | per month |


## Frequently asked questions

### Is Plane Notes free?

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

### Is PaperBrain AI free?

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

### Do Plane Notes or PaperBrain AI have ads?

Plane Notes shows ads; PaperBrain AI does not.

### Which is updated more often, Plane Notes or PaperBrain AI?

Plane Notes ships an update every 2 days, and PaperBrain AI every 2 weeks. Most recently, Plane Notes was updated on October 14, 2026 and PaperBrain AI on September 29, 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.*