数字钥匙 vs 51DK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
数字钥匙
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ANIOT APP is a network application of intelligent control of intelligent device launched by shenzhen Kaiconn innovative technology co., LTD., by which users can do remote unlock, temporary password, aging password, key sharing, permission management, remote monitoring equipment and other services. Every time you open it, the smart mobile butler beside you will let you enjoy a better life in the personalized, scenarized and fragmented lot era. Website: https://www.kaiconn.com
51DK
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.
- 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
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51DK is a connected-car digital key management tool designed to work with our company's corresponding in-vehicle smart hardware devices. Say goodbye to traditional physical keys — your phone is now your car key, giving you full control of your vehicle anytime, anywhere, for a safe and convenient smart driving experience. Core Features: Lock / Unlock via the App Lock and unlock your car doors with a single tap on your phone. Once unlocked, you can start the vehicle — no physical key needed. Bluetooth Comfort Access Your vehicle unlocks automatically as you approach with your phone, and locks automatically as you walk away. You can also set the vehicle to turn off automatically when locking. Vehicle Location & Tracking Check your car's location in real time and replay historical driving routes. Find your car instantly in large parking lots with one-tap locating, flashing lights, and horn honking. Key Authorization & Sharing Generate temporary digital keys and share driving access with family or friends. Set validity periods and revoke access anytime. Multi-Vehicle Management Bind multiple vehicles to a single app, switch between them quickly, and manage all your digital keys and vehicle status in one place. Security Monitoring The network version terminal supports anti-theft mode. When armed, it monitors the vehicle status in real time and pushes instant alerts to you if a theft alarm is triggered.
Screenshots
Verdict
The clearest difference is iOS requirement: 数字钥匙 at 13.0 against 51DK's 15.0. On price, rating, ratings volume and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for 数字钥匙 against 5.0 for 51DK. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
数字钥匙 ships an update monthly, 51DK every 3 weeks. Both last shipped on November 3, 2026.
| Parameter | 数字钥匙 | 51DK |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 104 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | 深圳市每开创新科技有限公司 | 深圳市卓联启航科技有限公司 |
Customer experience
数字钥匙
51DK
In-app purchases
数字钥匙
No in-app purchases
51DK
No in-app purchases









