# SGUDA vs 3E小島快鎖

The clearest difference is update cadence: SGUDA at fortnightly against 3E小島快鎖's every 3 months. 3E小島快鎖's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

SGUDA ships an update fortnightly, 3E小島快鎖 every 3 months. The most recent releases landed on September 20, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | SGUDA | 3E小島快鎖 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | — | Free |
| Size | 158 MB | 57 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sguda inc](https://appshunter.io/developer/1506857275) | [YU CHUN TU](https://appshunter.io/developer/1764834572) |

## What reviewers say

### SGUDA

[App page](https://appshunter.io/ios/app/sguda/id1506857276)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### 3E小島快鎖

[App page](https://appshunter.io/ios/app/3e/id6737747347)

Control your smart lock remotely with this app. Share digital keys, receive real-time notifications about lock activity, and review access logs. Manage user credentials and customize lock settings for enhanced security and convenience.

**Highlights:** Remote door lock control via app, Share smart keys (member, guest, one-time), Real-time lock event notifications, Access log history by date/user, Manage user passwords, cards, and fingerprints, Cloud settings for auto-lock and updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SGUDA free?

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

### Is 3E小島快鎖 free?

3E小島快鎖 is free to download, with no in-app purchases.

### Do SGUDA or 3E小島快鎖 have ads?

Neither SGUDA nor 3E小島快鎖 shows ads.

### Which is updated more often, SGUDA or 3E小島快鎖?

SGUDA ships an update fortnightly, and 3E小島快鎖 every 3 months. Most recently, SGUDA was updated on September 20, 2026 and 3E小島快鎖 on June 1, 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.*