# LNDU vs Smonet Security

LNDU and Smonet Security are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

LNDU ships an update every 2 weeks, Smonet Security monthly. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | LNDU | Smonet Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lndu/id6477341732/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | — |
| Size | 419 MB | 123 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Lingdu Auto Electronics Co., Ltd.](https://appshunter.io/developer/1727524224) | [东莞卡卡电子科技有限公司](https://appshunter.io/developer/1140439649) |

## What reviewers say

### LNDU

[App page](https://appshunter.io/ios/app/lndu/id6477341732)

This app enables remote monitoring and control of intelligent devices like door locks, doorbells, and cameras. It supports real-time viewing, two-way audio, and device sharing with family members.

**Highlights:** Intelligent device distribution network access, Remote real-time monitoring, Two-way voice intercom, Device sharing with family, Remote authorization, Device configuration settings

**In-app purchases:** none


### Smonet Security

[App page](https://appshunter.io/ios/app/smonet-security/id6749360978)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LNDU free?

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

### Is Smonet Security free?

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

### Do LNDU or Smonet Security have ads?

Neither LNDU nor Smonet Security shows ads.

### Which is updated more often, LNDU or Smonet Security?

LNDU ships an update every 2 weeks, and Smonet Security monthly. Most recently, LNDU was updated on September 10, 2026 and Smonet Security on September 15, 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.*