# 知会 vs HelpChat

The clearest difference is update cadence: HelpChat at every 2 weeks against 知会's every 2 months. 知会's advantage is iOS requirement (12.0 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.

知会 ships an update every 2 months, HelpChat every 2 weeks. The most recent releases landed on September 18, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 知会 | HelpChat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 77 MB | 49 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Changsha LOTOAR Network Science and Technology Co., Ltd.](https://appshunter.io/developer/668310480) | [HelpChat, Inc.](https://appshunter.io/developer/1701709679) |

## What reviewers say

### 知会

[App page](https://appshunter.io/ios/app/id668310477)

**Features:** macOS Compatibility

**In-app purchases:** none


### HelpChat

[App page](https://appshunter.io/ios/app/helpchat-working-communicate/id1007457881)

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

**In-app purchases:** none


## Frequently asked questions

### Is 知会 free?

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

### Is HelpChat free?

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

### Do 知会 or HelpChat have ads?

Neither 知会 nor HelpChat shows ads.

### Which is updated more often, 知会 or HelpChat?

知会 ships an update every 2 months, and HelpChat every 2 weeks. Most recently, 知会 was updated on September 18, 2026 and HelpChat on September 13, 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.*