# Solid Mobile Key vs Our Sofia

The clearest difference is iOS requirement: Solid Mobile Key at 9.0 against Our Sofia's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Solid Mobile Key ships an update every 11 days, Our Sofia weekly. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Solid Mobile Key | Our Sofia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/solid-mobile-key/id1315440413/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free | — |
| Size | 11 MB | 75 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [SOLID-55](https://appshunter.io/developer/1635352606) | [Anton Evangelatov](https://appshunter.io/developer/1896296200) |

## What reviewers say

### Solid Mobile Key

[App page](https://appshunter.io/ios/app/solid-mobile-key/id1315440413)

Manage your home's iPS series doors remotely using your mobile phone. This system allows you to check if your door is locked, unlock it from a distance, grant or deny access to others, and receive security alerts.

**Highlights:** Remote door unlocking via phone call, Check door lock status, Grant and revoke access for users, Receive entry/exit notifications, Security breach alerts

**In-app purchases:** none


### Our Sofia

[App page](https://appshunter.io/ios/app/our-sofia/id6766496371)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solid Mobile Key free?

Solid Mobile Key is free to download, with no in-app purchases.

### Is Our Sofia free?

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

### Do Solid Mobile Key or Our Sofia have ads?

Neither Solid Mobile Key nor Our Sofia shows ads.

### Which is updated more often, Solid Mobile Key or Our Sofia?

Solid Mobile Key ships an update every 11 days, and Our Sofia weekly. Most recently, Solid Mobile Key was updated on October 7, 2026 and Our Sofia on October 14, 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.*