# 公众号助手 vs 演算写字板

The clearest difference is iOS requirement: 演算写字板 at 9.0 against 公众号助手's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

公众号助手 ships an update every 3 weeks, 演算写字板 every 10 days. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 公众号助手 | 演算写字板 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (54 ratings)](https://appshunter.io/ios/app/id1116013197/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 31.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Size | 255 MB | 12 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tencent Technology (Shenzhen) Company Limited](https://appshunter.io/developer/292374531) | [志化 彭](https://appshunter.io/developer/1226811775) |

## What reviewers say

### 公众号助手

[App page](https://appshunter.io/ios/app/id1116013197)

**Features:** Vision Pro support

**In-app purchases:** none


### 演算写字板

[App page](https://appshunter.io/ios/app/whiteboard/id1616507212)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 公众号助手 free?

公众号助手 is free to download, with no in-app purchases.

### Is 演算写字板 free?

演算写字板 is free to download, with no in-app purchases.

### Do 公众号助手 or 演算写字板 have ads?

Neither 公众号助手 nor 演算写字板 shows ads.

### Which is updated more often, 公众号助手 or 演算写字板?

公众号助手 ships an update every 3 weeks, and 演算写字板 every 10 days. Most recently, 公众号助手 was updated on November 11, 2026 and 演算写字板 on November 3, 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.*