# 灰板 vs 八弟约潜

灰板 and 八弟约潜 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

灰板 ships an update every 2 months, 八弟约潜 every 4 weeks. The most recent releases landed on October 27, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 灰板 | 八弟约潜 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 45 MB | 34 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenqian Technology (Suzhou) Co., Ltd.](https://appshunter.io/developer/1740059640) | [Buddy (Shenzhen) Sports Culture Co., Ltd](https://appshunter.io/developer/1808426683) |

## What reviewers say

### 灰板

[App page](https://appshunter.io/ios/app/id6483210175)

**Features:** macOS Compatibility

**In-app purchases:** none


### 八弟约潜

[App page](https://appshunter.io/ios/app/id6744667926)

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

**In-app purchases:** none


## Frequently asked questions

### Is 灰板 free?

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

### Is 八弟约潜 free?

八弟约潜 is free to download, with no in-app purchases.

### Do 灰板 or 八弟约潜 have ads?

Neither 灰板 nor 八弟约潜 shows ads.

### Which is updated more often, 灰板 or 八弟约潜?

灰板 ships an update every 2 months, and 八弟约潜 every 4 weeks. Most recently, 灰板 was updated on October 27, 2026 and 八弟约潜 on October 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.*