# tado° vs Nuki Smart Lock

The clearest difference is review sentiment: Nuki Smart Lock at 90% against tado°'s 43%. Nuki Smart Lock also leads on in-app purchases (none vs 12) and rating (4.7 vs 4.5). tado°'s advantage is update cadence (weekly vs every 3 weeks). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. tado° sells 10 in-app purchases, starting at $2.99 per month. Nuki Smart Lock asks for nothing beyond the download.

Nuki Smart Lock holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 778 and 510 respectively. Written reviews point the same way: 43% of tado°'s written reviews are positive against 90% of Nuki Smart Lock's.

tado° ships an update weekly, Nuki Smart Lock every 3 weeks. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | tado° | Nuki Smart Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (778 ratings)](https://appshunter.io/ios/app/tado/id574418486/reviews) | **[4.7 (510 ratings)](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081/reviews)** |
| Number of ratings | **778** | 510 |
| Positive reviews | 43.1% of reviews | **90.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 124 MB | 323 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [tado°](https://appshunter.io/developer/574418629) | [Nuki Home Solutions GmbH](https://appshunter.io/developer/966180578) |

## What reviewers say

### tado°

[App page](https://appshunter.io/ios/app/tado/id574418486)

This app allows you to remotely control your home's heating, air conditioning, and heat pumps. It helps reduce energy consumption and costs through intuitive control and insights into your usage patterns.

**Highlights:** Remote heating and AC control, Energy usage insights, Energy-saving tips, Automated climate control, Matter and Thread compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Assist / Auto-Assist | $2.99 | per month |
| AI Assist / Auto-Assist | $3.99 | per month |
| AI Assist / Auto-Assist | $3.99 | per month |
| AI Assist / Auto-Assist | $3.99 | per month |
| AI Assist / Auto-Assist | $3.99 | per month |
| Balance AC - Yearly Plan | $29.99 | per year |
| AI Assist / Auto-Assist | $29.99 | per year |
| AI Assist / Auto-Assist | $29.99 | per year |
| AI Assist / Auto-Assist | $29.99 | per year |
| Balance for Heat Pumps | $44.99 | per year |

**What reviewers like**

- 🚀 Efficient heating control
- 🔒 Secure and private
- 👍 Easy to install and set up
- 👍 Useful scheduling and automation features
- 👍 Convenient remote control

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 🔋 Battery life problems with smart radiator valves
- 👎 Overly aggressive upselling of subscription features
- 👎 Unreliable open window detection
- 👎 Lack of flexibility in temperature control

**Reported bugs**

- App frequently crashes or becomes unresponsive
- Syncing issues between app and hardware
- Incorrect temperature readings from smart radiator valves
- Inability to add/assign rooms in the app

**Requested features**

- Ability to create and apply scheduling templates
- Improved Siri/HomeKit integration
- Option to disable subscription upselling
- More granular temperature control
- Better battery life indicators


### 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


## Frequently asked questions

### Is tado° free?

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

### Is Nuki Smart Lock free?

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

### Which has better reviews, tado° or Nuki Smart Lock?

Nuki Smart Lock is rated higher. tado° averages 4.5 out of 5 from 778 ratings, while Nuki Smart Lock averages 4.7 from 510 ratings.

### Do tado° or Nuki Smart Lock have ads?

Neither tado° nor Nuki Smart Lock shows ads.

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

tado° ships an update weekly, and Nuki Smart Lock every 3 weeks. Most recently, tado° was updated on September 25, 2026 and Nuki Smart Lock on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*