# Nuki Smart Lock vs Tapkey

The clearest difference is review sentiment: Nuki Smart Lock at 90% against Tapkey's 27%. Nuki Smart Lock also leads on rating (4.7 vs 1.6) and in-app purchases (none vs 10). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tapkey sells 10 in-app purchases, starting at $3.99 per month. Nuki Smart Lock asks for nothing beyond the download.

Nuki Smart Lock holds the better App Store score, 4.7 against 1.6. That said, the two scores are not equally well evidenced: Nuki Smart Lock has 518 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 90% of Nuki Smart Lock's written reviews are positive against 27% of Tapkey's.

Nuki Smart Lock ships an update every 3 weeks, Tapkey every 2 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | Nuki Smart Lock | Tapkey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (518 ratings)](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081/reviews)** | [1.6 (5 ratings)](https://appshunter.io/ios/app/tapkey/id1172177226/reviews) |
| Number of ratings | **518** | 5 |
| Positive reviews | **90.2% of reviews** | 26.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | **Free** | Subscription |
| Size | 298 MB | 86 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Nuki Home Solutions GmbH](https://appshunter.io/developer/966180578) | [Tapkey GmbH](https://appshunter.io/developer/1017643815) |

## What reviewers say

### Nuki Smart Lock

[App page](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081)

Transform your smartphone into a secure digital key for your home. Grant and manage access for family and friends, and monitor who enters and when. Enjoy convenient features like automatic unlocking and locking, with easy DIY installation and smart home integration.

**Highlights:** Turn phone into a key, Share access permissions, Activity log, Auto Unlock/Lock, Night Mode, Smart Home integration, DIY installation

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🔒 Secure
- 👍 Convenient features
- 🔑 Works with existing locks
- ⚙️ Customizable settings

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🔋 Battery life concerns
- 🕰️ Slow response times
- 🤔 Confusing UI/UX

**Reported bugs**

- Unreliable geofencing
- Inconsistent unlock/lock functionality
- Buggy app updates

**Requested features**

- Improved battery status monitoring
- Customizable auto-lock/unlock timers
- Stronger HomeKit/Alexa integration
- Ability to create/share access codes


### Tapkey

[App page](https://appshunter.io/ios/app/tapkey/id1172177226)

Transform your smartphone into a secure digital key for various access points like doors, garages, and cars. Easily manage and grant access to others, and monitor locking activities with high security standards.

**Highlights:** Smartphone as secure key, Grant and revoke access, Track locking activities, NFC and Bluetooth access, Register locking devices, NFC transponder programming

**Features:** Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Smartphone Users | $3.99 | per month |
| 25 Smartphone Users | $7.99 | per month |
| 50 Smartphone Users | $14.99 | per month |
| 100 Smartphone Users | $29.99 | per month |
| 150 Smartphone Users | $44.99 | per month |
| 200 Smartphone Users | $59.99 | per month |
| 250 Smartphone Users | $74.99 | per month |
| 25 Smartphone Users | $96.99 | per year |
| 100 Smartphone Users | $349.99 | per year |
| 250 Smartphone Users | $899.99 | per year |


## Frequently asked questions

### Is Nuki Smart Lock free?

Nuki Smart Lock is free to download, with no in-app purchases.

### Is Tapkey free?

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

### Which has better reviews, Nuki Smart Lock or Tapkey?

Nuki Smart Lock is rated higher. Nuki Smart Lock averages 4.7 out of 5 from 518 ratings, while Tapkey averages 1.6 from 5 ratings.

### Do Nuki Smart Lock or Tapkey have ads?

Neither Nuki Smart Lock nor Tapkey shows ads.

### Which is updated more often, Nuki Smart Lock or Tapkey?

Nuki Smart Lock ships an update every 3 weeks, and Tapkey every 2 months. Most recently, Nuki Smart Lock was updated on November 2, 2026 and Tapkey on November 2, 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.*