# Nuki Smart Lock vs CustappUser

The clearest difference is device support: Nuki Smart Lock at 2 against CustappUser's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Nuki Smart Lock | CustappUser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (514 ratings)](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081/reviews)** | — |
| Number of ratings | **514** | — |
| Positive reviews | 90.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 298 MB | 25 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | **iPhone, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [Nuki Home Solutions GmbH](https://appshunter.io/developer/966180578) | [HORACIO MORENO](https://appshunter.io/developer/1788141579) |

## 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


### CustappUser

[App page](https://appshunter.io/ios/app/custappuser/id6740048256)

**In-app purchases:** none


## Frequently asked questions

### Is Nuki Smart Lock free?

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

### Is CustappUser free?

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

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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.*