# 租車王 vs Pocket Key

The clearest difference is update cadence: Pocket Key at every 6 weeks against 租車王's every 30 months. Pocket Key also leads on iOS requirement (12.0 vs 15.1). 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.

租車王 ships an update every 30 months, Pocket Key every 6 weeks. The most recent releases landed on October 3, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 租車王 | Pocket Key |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 6 weeks** |
| Size | 33 MB | 32 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lemongene Technology Ltd.](https://appshunter.io/developer/1068819833) | [yong qin lin](https://appshunter.io/developer/1661512455) |

## What reviewers say

### 租車王

[App page](https://appshunter.io/ios/app/id1574433052)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pocket Key

[App page](https://appshunter.io/ios/app/pocket-key/id1661512453)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 租車王 free?

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

### Is Pocket Key free?

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

### Do 租車王 or Pocket Key have ads?

Neither 租車王 nor Pocket Key shows ads.

### Which is updated more often, 租車王 or Pocket Key?

租車王 ships an update every 30 months, and Pocket Key every 6 weeks. Most recently, 租車王 was updated on October 3, 2026 and Pocket Key on September 15, 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.*