# Sifely Smart Lock vs MU

The clearest difference is review sentiment: MU at 40% against Sifely Smart Lock's 23%. Sifely Smart Lock's advantage is rating (2.6 vs 2.4) and ratings volume (88 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sifely Smart Lock holds the better App Store score, 2.6 against 2.4. That said, the two scores are not equally well evidenced: Sifely Smart Lock has 88 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 23% of Sifely Smart Lock's written reviews are positive against 40% of MU's, so the app with the better star average is not the one people write more warmly about.

Sifely Smart Lock ships an update every 3 weeks, MU every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sifely Smart Lock | MU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (88 ratings)](https://appshunter.io/ios/app/sifely-smart-lock/id6448777837/reviews)** | [2.4 (5 ratings)](https://appshunter.io/ios/app/mu-link/id6736964668/reviews) |
| Number of ratings | **88** | 5 |
| Positive reviews | 22.6% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 102 MB | 47 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sifely](https://appshunter.io/developer/1482869495) | [Shenzhen Dbit Network Equipment Co., Ltd](https://appshunter.io/developer/1774140907) |

## What reviewers say

### Sifely Smart Lock

[App page](https://appshunter.io/ios/app/sifely-smart-lock/id6448777837)

Manage access to your property remotely. Create temporary passcodes, grant fingerprint access, and send digital keys to guests or residents. Control all access methods from a single, intuitive interface.

**Highlights:** Create passcodes, Add gateways, Add fingerprints, Send eKeys, Manage all access methods in one app

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### MU

[App page](https://appshunter.io/ios/app/mu-link/id6736964668)

This application serves as a unified platform for managing intelligent network products. It allows for uniform management of devices within a local area network.

**Highlights:** Unified platform, Intelligent network product management, Local area network management, Device management

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

**In-app purchases:** none


## Frequently asked questions

### Is Sifely Smart Lock free?

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

### Is MU free?

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

### Which has better reviews, Sifely Smart Lock or MU?

Sifely Smart Lock is rated higher. Sifely Smart Lock averages 2.6 out of 5 from 88 ratings, while MU averages 2.4 from 5 ratings.

### Do Sifely Smart Lock or MU have ads?

Neither Sifely Smart Lock nor MU shows ads.

### Which is updated more often, Sifely Smart Lock or MU?

Sifely Smart Lock ships an update every 3 weeks, and MU every 2 months. Most recently, Sifely Smart Lock was updated on November 3, 2026 and MU on October 30, 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.*