# CalcDraw vs 提笔忘字

The clearest difference is update cadence: 提笔忘字 at every 3 days against CalcDraw's monthly. 提笔忘字 also leads on iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CalcDraw ships an update monthly, 提笔忘字 every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CalcDraw | 提笔忘字 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/calcdraw/id1566813135/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 41 MB | 19 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [dai kawaguchi](https://appshunter.io/developer/1329440953) | [Beijing Haoxin Technology Co., Ltd.](https://appshunter.io/developer/1489694807) |

## What reviewers say

### CalcDraw

[App page](https://appshunter.io/ios/app/calcdraw/id1566813135)

This free tool lets you write notes and perform calculations simultaneously. Easily capture ideas and share results instantly. Enjoy a smooth and intuitive math workflow.

**Highlights:** Write and solve math problems, Take notes alongside calculations, Instant sharing of results, Intuitive and stress-free workflow, Copy results to clipboard

**Features:** Vision Pro support

**In-app purchases:** none


### 提笔忘字

[App page](https://appshunter.io/ios/app/id6809660734)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalcDraw free?

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

### Is 提笔忘字 free?

提笔忘字 is free to download, with no in-app purchases.

### Do CalcDraw or 提笔忘字 have ads?

Neither CalcDraw nor 提笔忘字 shows ads.

### Which is updated more often, CalcDraw or 提笔忘字?

CalcDraw ships an update monthly, and 提笔忘字 every 3 days. Most recently, CalcDraw was updated on November 3, 2026 and 提笔忘字 on October 31, 2026.

---

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