# UK Postbox vs Open Minis

The clearest difference is rating: Open Minis at 4.9 against UK Postbox's 2.3. Open Minis also leads on review sentiment (96% vs 64%) and ratings volume (87 vs 3). 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.

Open Minis holds the better App Store score, 4.9 against 2.3. That said, the two scores are not equally well evidenced: Open Minis has 87 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 64% of UK Postbox's written reviews are positive against 96% of Open Minis's.

UK Postbox ships an update monthly, Open Minis weekly. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | UK Postbox | Open Minis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/uk-postbox/id444085689/reviews) | **[4.9 (87 ratings)](https://appshunter.io/ios/app/open-minis/id6759188481/reviews)** |
| Number of ratings | 3 | **87** |
| Positive reviews | 63.6% of reviews | **96.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 34 MB | 398 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [iPostalMail™](https://appshunter.io/developer/444085692) | [森 王](https://appshunter.io/developer/1522405790) |

## What reviewers say

### UK Postbox

[App page](https://appshunter.io/ios/app/uk-postbox/id444085689)

Manage your virtual mailbox and physical address from anywhere. View incoming mail, process items like scanning or forwarding, and send letters online. Requires a UK Postbox account.

**Highlights:** Dashboard overview, Manage inbox items, Send letters online, Account settings, Virtual address management, Mail forwarding

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

**In-app purchases:** none


### Open Minis

[App page](https://appshunter.io/ios/app/open-minis/id6759188481)

This AI agent runs locally on your device, taking actions like browsing the web, managing your schedule, and controlling smart home devices. It integrates deeply with iOS frameworks and allows you to bring your own API keys from various AI providers. Customize its capabilities with a skills system and enjoy persistent memory for a personalized experience.

**Highlights:** On-device AI agent, Multi-model AI provider support, Deep iOS framework integration, Built-in web browser, Customizable skills system, Persistent memory, Siri Shortcuts integration

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

**In-app purchases:** none


## Frequently asked questions

### Is UK Postbox free?

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

### Is Open Minis free?

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

### Which has better reviews, UK Postbox or Open Minis?

Open Minis is rated higher. UK Postbox averages 2.3 out of 5 from 3 ratings, while Open Minis averages 4.9 from 87 ratings.

### Do UK Postbox or Open Minis have ads?

Neither UK Postbox nor Open Minis shows ads.

### Which is updated more often, UK Postbox or Open Minis?

UK Postbox ships an update monthly, and Open Minis weekly. Most recently, UK Postbox was updated on October 3, 2026 and Open Minis on October 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.*