# MathNotes vs blnk

The clearest difference is in-app purchases: blnk at none against MathNotes's 1. MathNotes's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

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

MathNotes ships an update every 2 weeks, blnk every 10 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | MathNotes | blnk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/mathnotes-math-and-3d-graphs/id6761740403/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 340 MB | 6 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Alikov](https://appshunter.io/developer/1603123547) | [SATOSHI KIMURA](https://appshunter.io/developer/6792411536) |

## 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 | $1.99 | one-time |


### blnk

[App page](https://appshunter.io/ios/app/blnk/id6792411534)

**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 blnk free?

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

### Do MathNotes or blnk have ads?

Both MathNotes and blnk show ads.

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

MathNotes ships an update every 2 weeks, and blnk every 10 days. Most recently, MathNotes was updated on October 24, 2026 and blnk on October 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.*