# SVAB Quantum vs U

The clearest difference is update cadence: SVAB Quantum at monthly against U's every 3 months. SVAB Quantum also leads on iOS requirement (11.0 vs 14.0). 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.

SVAB Quantum ships an update monthly, U every 3 months. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SVAB Quantum | U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/u-smart-ai/id1464413787/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | — | Free |
| Size | 18 MB | 16 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SVAB Hydraulik AB](https://appshunter.io/developer/1317241516) | [Shenzhen Rti-Tek Co., Ltd.](https://appshunter.io/developer/1464413786) |

## What reviewers say

### SVAB Quantum

[App page](https://appshunter.io/ios/app/svab-quantum/id1317241517)

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-smart-ai/id1464413787)

Remotely monitor and control your heating and cooling system from anywhere. View and adjust temperature settings, schedules, and system alerts for enhanced comfort and efficiency. Compatible with Rti-Tek Wi-Fi Thermostats.

**Highlights:** Remote monitoring and management, View and change schedules, Adjust heating and cooling settings, Set indoor temperature, View thermostat alerts, Automatic feature upgrades

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SVAB Quantum free?

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

### Is U free?

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

### Do SVAB Quantum or U have ads?

Neither SVAB Quantum nor U shows ads.

### Which is updated more often, SVAB Quantum or U?

SVAB Quantum ships an update monthly, and U every 3 months. Most recently, SVAB Quantum was updated on October 9, 2026 and U on October 7, 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.*