# 珍时 vs AI金钥匙

The clearest difference is in-app purchases: AI金钥匙 at none against 珍时's 15. 珍时's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 珍时 sells 15 one-off in-app purchases. AI金钥匙 asks for nothing beyond the download.

珍时 ships an update fortnightly, AI金钥匙 every 5 weeks. The most recent releases landed on October 19, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 珍时 | AI金钥匙 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Size | 147 MB | 45 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [珍时信息技术(上海)有限公司](https://appshunter.io/developer/1464297277) | [Dengzhou Haokui Information Technology Co., Ltd](https://appshunter.io/developer/1616461539) |

## What reviewers say

### 珍时

[App page](https://appshunter.io/ios/app/id1598064746)

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP周会员 | $1.99 | one-time |
| 演讲打卡周会员 | $2.99 | one-time |
| 读书会周会员 | $2.99 | one-time |
| 1个月VIP | $3.99 | one-time |
| SVIP周会员 | $3.99 | one-time |
| VIP月会员 | $3.99 | one-time |
| 演讲打卡月会员 | $4.99 | one-time |
| 读书会月会员 | $5.99 | one-time |
| SVIP月会员 | $7.99 | one-time |
| 3个月VIP | $8.99 | one-time |
| VIP年会员 | $14.99 | one-time |
| 读书会年会员 | $24.99 | one-time |
| 演讲打卡年会员 | $24.99 | one-time |
| 1年VIP | $29.99 | one-time |
| SVIP年会员 | $39.99 | one-time |


### AI金钥匙

[App page](https://appshunter.io/ios/app/ai/id6778238803)

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

**In-app purchases:** none


## Frequently asked questions

### Is 珍时 free?

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

### Is AI金钥匙 free?

AI金钥匙 is free to download, with no in-app purchases.

### Do 珍时 or AI金钥匙 have ads?

Neither 珍时 nor AI金钥匙 shows ads.

### Which is updated more often, 珍时 or AI金钥匙?

珍时 ships an update fortnightly, and AI金钥匙 every 5 weeks. Most recently, 珍时 was updated on October 19, 2026 and AI金钥匙 on October 31, 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.*