Nuki Smart Lock vs QCTLC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nuki Smart Lock
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.
- Turn phone into a key
- Share access permissions
- Activity log
- Auto Unlock/Lock
- Night Mode
- Smart Home integration
- DIY installation
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Turn your iPhone into a key – with Nuki Nuki: The retrofittable, smart door lock. Innovated in Austria – manufactured in Europe. APP REPLACES KEYS Turn your smart devices into keys. With the free Nuki app, you can open your door with your iPhone or your Apple Watch. Open the door with just one click, even remotely. SHARING KEYS Share access permissions with the Nuki app. Simple and secure. You decide who has access. With the activity log you always know who unlocked your door and when. SMART FEATURES Auto Unlock: Your door opens automatically when you come home. Auto Lock: Automatic locking, form maximum security. Night Mode: Activate various safety features during the night. Customize the night mode to your needs. SMART HOME INTEGRATIONS Easy and fast integration into your existing Smart Home. Thanks to Matter Nuki Smart Locks are compatible with most Smart Home systems. Matter ensures an easy and fast integration. EASY DIY INSTALLATION You can install the Nuki Smart Lock yourself within a few minutes. The Nuki app supports you with a step-by-step guide. See if Nuki is compatible with your door here: www.nuki.io/check SMART ACCESSOIRES The Nuki ecosystem offers you a variety of accessoires. Open fast via fingerprint or entry code with the Nuki Keypad 2 or simple and easy via button with the Nuki Fob. No smartphone needed. Get your Smart Lock now directly in our online shop: https://shop.nuki.io/ We’d love to hear from you. If you have questions about Nuki products please contact us at contact@nuki.io, or visit us on social media.
QCTLC
Discover the flora, fauna, and historical sites along a popular New Zealand walking track. Log your sightings to remember your experience and purchase necessary passes for private sections.
- Identify plants and trees
- Learn about historical sites
- Discover local wildlife
- Log sightings
- Purchase track passes
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The Queen Charlotte Track App contains information about the things you are likely to see walking this very popular track in the Marlborough Sounds New Zealand. Information includes plants and trees, historical and geographical points of interest and wildlife including birds, insects and lizards. You can select the things you have seen and review them later to remember the experience. You can also purchase a pass for walking the privately owned sections of the track.
Screenshots
Verdict
The clearest difference is review sentiment: Nuki Smart Lock at 90% against QCTLC's 0%. Nuki Smart Lock also leads on rating (4.7 vs 1.0) and ratings volume (514 vs 1). QCTLC's advantage is iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and monetization model 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.
Nuki Smart Lock holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Nuki Smart Lock has 514 ratings behind it against 1, 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 0% of QCTLC's.
Nuki Smart Lock ships an update every 3 weeks, QCTLC every 2 months. The most recent releases landed on October 18, 2026 and October 2, 2026 respectively.
| Parameter | Nuki Smart Lock | QCTLC |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (514 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 90.2% of reviews — better | 0.0% of reviews |
| Number of ratings | 514 — better | 1 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Requires iOS | 16.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 298 MB | 115 MB |
| Age rating | 4+ | 4+ |
| Developer | Nuki Home Solutions GmbH | Strategic Leadership Ltd |
Customer experience
Nuki Smart Lock
QCTLC
Bugs and requests
Nuki Smart Lock
Reported bugs
3 issues- Unreliable geofencing
- Inconsistent unlock/lock functionality
- Buggy app updates
Requested features
4 requests- Improved battery status monitoring
- Customizable auto-lock/unlock timers
- Stronger HomeKit/Alexa integration
- Ability to create/share access codes
QCTLC
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Nuki Smart Lock
No in-app purchases
QCTLC
No in-app purchases
