# MathNotes vs KAGAKU

The clearest difference is in-app purchases: KAGAKU at none against MathNotes's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MathNotes sells 1 one-off in-app purchase. KAGAKU asks for nothing beyond the download.

MathNotes ships an update every 2 weeks, KAGAKU every 3 weeks. The most recent releases landed on September 24, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | MathNotes | KAGAKU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathnotes-math-and-3d-graphs/id6761740403/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 340 MB | 24 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Alikov](https://appshunter.io/developer/1603123547) | [Fuji Bit LLC.](https://appshunter.io/developer/1874205957) |

## What reviewers say

### MathNotes

[App page](https://appshunter.io/ios/app/mathnotes-math-and-3d-graphs/id6761740403)

This app provides an infinite digital canvas for studying and visualizing mathematics. It allows users to create 2D and 3D graphs, take notes with LaTeX formatting, and convert handwritten equations into editable LaTeX using OCR. Ideal for students and professionals needing a comprehensive math workspace.

**Highlights:** Infinite digital canvas, 2D and 3D graph plotting, Formula OCR to LaTeX, LaTeX equation rendering, Interactive animated sliders, Note organization with media

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support the App and remove Ads | $2.99 | one-time |


### KAGAKU

[App page](https://appshunter.io/ios/app/kagaku/id6763080354)

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

**In-app purchases:** none


## Frequently asked questions

### Is MathNotes free?

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

### Is KAGAKU free?

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

### Do MathNotes or KAGAKU have ads?

Both MathNotes and KAGAKU show ads.

### Which is updated more often, MathNotes or KAGAKU?

MathNotes ships an update every 2 weeks, and KAGAKU every 3 weeks. Most recently, MathNotes was updated on September 24, 2026 and KAGAKU on May 17, 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.*