LNDU+ vs QPin Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LNDU+
Control your smart home devices like doorbells, locks, and cameras from anywhere. This app offers a simple interface for enhanced home security and convenience with robust privacy protection.
- Remote doorbell management
- Smart lock control
- Camera monitoring
- One-click operation
- Simple interface
- Privacy protection
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LNDU+：Full control of your smart home. Manage the smart doorbell, door lock, and cameras remotely with one click, ensuring both home security and convenience. Features a simple interface and robust privacy protection.
QPin Connect
Control your QPin device remotely and upload custom images or GIFs to display. This utility app enhances the functionality of your QPin hardware.
- Remote QPin control
- Upload custom images
- Upload custom GIFs
- Device synchronization
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This app is meant to be used in conjunction with a QPin. This app allows you to upload any image or gif onto your QPin and be able to control your QPin remotely.
Screenshots
Verdict
The clearest difference is rating: QPin Connect at 5.0 against LNDU+'s 1.3. QPin Connect also leads on update cadence (every 6 weeks vs every 6 months). LNDU+'s advantage is ratings volume (12 vs 4) and iOS requirement (14.0 vs 18.5). 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.
QPin Connect holds the better App Store score, 5.0 against 1.3. Both are backed by a comparable volume of ratings — 12 and 4 respectively.
LNDU+ ships an update every 6 months, QPin Connect every 6 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.
| Parameter | LNDU+ | QPin Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 1.3 (12 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 12 — better | 4 |
| Update frequency | Every 6 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 64 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | 东莞卡卡电子科技有限公司 | Arnav Agarwal |
Customer experience
LNDU+
QPin Connect
In-app purchases
LNDU+
No in-app purchases
QPin Connect
No in-app purchases
