# 51DK vs CARSFORM

The clearest difference is update cadence: 51DK at every 3 weeks against CARSFORM's every 16 months. CARSFORM's advantage is iOS requirement (10.0 vs 15.0). 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.

51DK ships an update every 3 weeks, CARSFORM every 16 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | 51DK | CARSFORM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/51dk/id1595016316/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 16 months |
| Monetization | Free | — |
| Size | 63 MB | 9 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市卓联启航科技有限公司](https://appshunter.io/developer/1266211236) | [胜 邓](https://appshunter.io/developer/1368398791) |

## What reviewers say

### 51DK

[App page](https://appshunter.io/ios/app/51dk/id1595016316)

Transform your smartphone into a car key for seamless vehicle access and control. Manage multiple vehicles, share digital keys with trusted individuals, and track your car's location in real-time for a smarter, safer driving experience.

**Highlights:** Lock/unlock car doors via app, Automatic Bluetooth comfort access, Real-time vehicle location tracking, Temporary digital key sharing, Multi-vehicle management, Security monitoring and theft alerts

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

**In-app purchases:** none


### CARSFORM

[App page](https://appshunter.io/ios/app/carsform/id1625522413)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 51DK free?

51DK is free to download, with no in-app purchases.

### Is CARSFORM free?

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

### Do 51DK or CARSFORM have ads?

Neither 51DK nor CARSFORM shows ads.

### Which is updated more often, 51DK or CARSFORM?

51DK ships an update every 3 weeks, and CARSFORM every 16 months. Most recently, 51DK was updated on November 3, 2026 and CARSFORM on November 3, 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.*