# Zigbang Smart Doorlock. vs tryggd

The clearest difference is update cadence: tryggd at every 2 weeks against Zigbang Smart Doorlock.'s every 2 months. 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.

Zigbang Smart Doorlock. ships an update every 2 months, tryggd every 2 weeks. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Zigbang Smart Doorlock. | tryggd |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 41 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZIGBANG Co., Ltd.](https://appshunter.io/developer/503098738) | [Marcus Technology](https://appshunter.io/developer/1896520461) |

## What reviewers say

### Zigbang Smart Doorlock.

[App page](https://appshunter.io/ios/app/zigbang-smart-doorlock/id1385963851)

Remotely monitor and control your smart door lock. Check its status, unlock doors, and issue temporary access codes for visitors. Receive real-time notifications about who enters your home.

**Highlights:** Real-time door lock status check, Remote door unlocking, Temporary PIN code generation, Visitor access history tracking, Battery status monitoring, Forced entry notifications

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

**In-app purchases:** none


### tryggd

[App page](https://appshunter.io/ios/app/tryggd/id6767919301)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zigbang Smart Doorlock. free?

Zigbang Smart Doorlock. is free to download, with no in-app purchases.

### Is tryggd free?

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

### Do Zigbang Smart Doorlock. or tryggd have ads?

Neither Zigbang Smart Doorlock. nor tryggd shows ads.

### Which is updated more often, Zigbang Smart Doorlock. or tryggd?

Zigbang Smart Doorlock. ships an update every 2 months, and tryggd every 2 weeks. Most recently, Zigbang Smart Doorlock. was updated on October 10, 2026 and tryggd on October 11, 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.*