# LNDU KEY vs PCK

The clearest difference is iOS requirement: LNDU KEY at 13.0 against PCK's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

LNDU KEY ships an update every 3 months, PCK every 2 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LNDU KEY | PCK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 13 MB | 63 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Lingdu Auto Electronics Co., Ltd.](https://appshunter.io/developer/1727524224) | [IVTES LTD.](https://appshunter.io/developer/1108356434) |

## What reviewers say

### LNDU KEY

[App page](https://appshunter.io/ios/app/lndu-key/id1617977703)

**In-app purchases:** none


### PCK

[App page](https://appshunter.io/ios/app/pck/id6502973217)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LNDU KEY free?

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

### Is PCK free?

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

### Do LNDU KEY or PCK have ads?

Neither LNDU KEY nor PCK shows ads.

### Which is updated more often, LNDU KEY or PCK?

LNDU KEY ships an update every 3 months, and PCK every 2 months. Most recently, LNDU KEY was updated on October 25, 2026 and PCK on October 30, 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.*