# PrastelBT vs U

The clearest difference is device support: PrastelBT at 3 against U's 1. PrastelBT also leads on iOS requirement (14.0 vs 16.6). 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.

PrastelBT ships an update every 2 months, U every 5 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PrastelBT | U |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 76 MB | 56 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Prastel](https://appshunter.io/developer/1321293443) | [a2softin](https://appshunter.io/developer/1133492162) |

## What reviewers say

### PrastelBT

[App page](https://appshunter.io/ios/app/prastelbt/id1321293444)

**Features:** macOS Compatibility

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-prox-installer/id1511573806)

Configure and manage your wireless security system remotely. Install, test, and calibrate system components, manage security groups, and connect to monitoring services. Control user access and permissions for your security system.

**Highlights:** Adjust wireless security system, Install, test, and calibrate elements, Manage security groups, Connect to monitoring companies, Add/remove users, Grant control rights

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

**In-app purchases:** none


## Frequently asked questions

### Is PrastelBT free?

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

### Is U free?

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

### Do PrastelBT or U have ads?

Neither PrastelBT nor U shows ads.

### Which is updated more often, PrastelBT or U?

PrastelBT ships an update every 2 months, and U every 5 weeks. Most recently, PrastelBT was updated on November 11, 2026 and U on November 3, 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.*