# 刘老师九年级英语交互式学习软件 vs MathNotes

The clearest difference is ads: 刘老师九年级英语交互式学习软件 at none against MathNotes's shown. 刘老师九年级英语交互式学习软件 also leads on iOS requirement (9.0 vs 13.0). MathNotes's advantage is update cadence (every 2 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 刘老师九年级英语交互式学习软件 sells 1 one-off in-app purchase and MathNotes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

刘老师九年级英语交互式学习软件 ships an update every 2 months, MathNotes every 2 weeks. The most recent releases landed on September 17, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 刘老师九年级英语交互式学习软件 | MathNotes |
| --- | --- | --- |
| 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 | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 195 MB | 340 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [成城 高](https://appshunter.io/developer/1043441388) | [Vladislav Alikov](https://appshunter.io/developer/1603123547) |

## What reviewers say

### 刘老师九年级英语交互式学习软件

[App page](https://appshunter.io/ios/app/id1207541852)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 开启九年级全部功能 | $2.99 | one-time |


### 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 |


## Frequently asked questions

### Is 刘老师九年级英语交互式学习软件 free?

刘老师九年级英语交互式学习软件 is free to download, with in-app purchases available.

### Is MathNotes free?

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

### Do 刘老师九年级英语交互式学习软件 or MathNotes have ads?

MathNotes shows ads; 刘老师九年级英语交互式学习软件 does not.

### Which is updated more often, 刘老师九年级英语交互式学习软件 or MathNotes?

刘老师九年级英语交互式学习软件 ships an update every 2 months, and MathNotes every 2 weeks. Most recently, 刘老师九年级英语交互式学习软件 was updated on September 17, 2026 and MathNotes on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*