# Nuki Smart Lock vs PetLEO

The clearest difference is ratings volume: Nuki Smart Lock at 515 against PetLEO's 2. PetLEO's advantage is rating (5.0 vs 4.7). On price, review sentiment, update cadence and ads there is nothing between them.

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

PetLEO holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Nuki Smart Lock has 515 ratings behind it against 2, 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 92% of PetLEO's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Nuki Smart Lock | PetLEO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (515 ratings)](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/petleo/id1462882016/reviews)** |
| Number of ratings | **515** | 2 |
| Positive reviews | 90.2% of reviews | **92.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 298 MB | 163 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nuki Home Solutions GmbH](https://appshunter.io/developer/966180578) | [PetLEO GmbH.](https://appshunter.io/developer/1539897066) |

## 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


### PetLEO

[App page](https://appshunter.io/ios/app/petleo/id1462882016)

This app provides comprehensive tools for pet owners to manage their pet's health and well-being. It offers features like vaccination tracking, vet visit scheduling, medication reminders, and local safety alerts. Developed with veterinary expertise, it aims to ensure your pet stays happy, healthy, and safe.

**Highlights:** Digital health records, Vaccination management, Vet visit scheduling, Medication reminders, Local poison bait warnings, Expert health tips

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

**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 PetLEO free?

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

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

PetLEO is rated higher. Nuki Smart Lock averages 4.7 out of 5 from 515 ratings, while PetLEO averages 5.0 from 2 ratings.

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

Neither Nuki Smart Lock nor PetLEO shows ads.

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

Nuki Smart Lock ships an update every 3 weeks, and PetLEO every 3 weeks. Most recently, Nuki Smart Lock was updated on October 20, 2026 and PetLEO on October 16, 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.*