# ZensNote vs Notoo

The clearest difference is ads: ZensNote at none against Notoo's shown. ZensNote also leads on iOS requirement (15.6 vs 18.0). Notoo's advantage is update cadence (every 2 days vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. ZensNote sells 8 in-app purchases, starting at $6.99 per 7 days and Notoo sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ZensNote ships an update every 2 months, Notoo every 2 days. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ZensNote | Notoo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 86 MB | 69 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Study Note AI](https://appshunter.io/developer/1874959157) | [Felix Angcot Jr](https://appshunter.io/developer/1791480908) |

## What reviewers say

### ZensNote

[App page](https://appshunter.io/ios/app/zensnote-ai-study-note-taker/id6758782007)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Learning Tools: Weekly | $6.99 | per 7 days |
| Smart Notebook: Monthly | $12.99 | per month |
| Knowledge Suite: Annual | $79.99 | per year |
| ZensNote Premium — Yearly | $79.99 | per year |
| 250 Study Credits | $5.99 | one-time |
| 1,000 Study Credits | $19.99 | one-time |
| 3,000 Study Credits | $49.99 | one-time |
| 7,000 Study Credits | $99.99 | one-time |


### Notoo

[App page](https://appshunter.io/ios/app/notoo-ai-note-taker-and-summary/id6767136519)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly Plan | $4.99 | per 7 days |
| Pro Weekly Plan | $8.99 | per 7 days |
| Pro Yearly Plan | $89.99 | per year |


## Frequently asked questions

### Is ZensNote free?

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

### Is Notoo free?

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

### Do ZensNote or Notoo have ads?

Notoo shows ads; ZensNote does not.

### Which is updated more often, ZensNote or Notoo?

ZensNote ships an update every 2 months, and Notoo every 2 days. Most recently, ZensNote was updated on October 17, 2026 and Notoo on October 5, 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.*