# 知金宝 vs 88对讲

The clearest difference is in-app purchases: 知金宝 at none against 88对讲's 9. 88对讲's advantage is iOS requirement (9.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 88对讲 sells 9 one-off in-app purchases. 知金宝 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 知金宝 | 88对讲 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 71 MB | 163 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Changsha ZhiNa Information Technology Co., Ltd.](https://appshunter.io/developer/1433383884) | [Xi an Taoshihui Information Technology Co., Ltd](https://appshunter.io/developer/1563686830) |

## What reviewers say

### 知金宝

[App page](https://appshunter.io/ios/app/id1433383885)

**Features:** macOS Compatibility

**In-app purchases:** none


### 88对讲

[App page](https://appshunter.io/ios/app/88/id1587088000)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $2.99 | one-time |
| 50元 | $7.99 | one-time |
| 季度会员 | $7.99 | one-time |
| 半年会员 | $14.99 | one-time |
| 108元 | $15.99 | one-time |
| 年会会员 | $25.99 | one-time |
| 198元 | $29.99 | one-time |
| 298元 | $46.99 | one-time |
| 518元 | $79.99 | one-time |


## Frequently asked questions

### Is 知金宝 free?

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

### Is 88对讲 free?

88对讲 is free to download, with in-app purchases available.

### Do 知金宝 or 88对讲 have ads?

Neither 知金宝 nor 88对讲 shows ads.

### Which is updated more often, 知金宝 or 88对讲?

知金宝 ships an update every 3 weeks, and 88对讲 every 3 weeks. Most recently, 知金宝 was updated on November 6, 2026 and 88对讲 on November 7, 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.*