# flowQ vs Unit Converter

The clearest difference is update cadence: Unit Converter at weekly against flowQ's every 5 months. flowQ's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.0). On price, 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.

flowQ ships an update every 5 months, Unit Converter weekly. The most recent releases landed on October 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | flowQ | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (18 ratings)](https://appshunter.io/ios/app/unit-converter-scientific/id6692634387/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | — | 90.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | — | Free |
| Size | 71 MB | 4 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Reisenbauer Solutions GmbH](https://appshunter.io/developer/1654470686) | [Ahmet Burak Albayrak](https://appshunter.io/developer/1769045837) |

## What reviewers say

### flowQ

[App page](https://appshunter.io/ios/app/flowq/id1578661945)

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

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-scientific/id6692634387)

Easily perform instant unit conversions across a vast array of categories, from engineering to everyday life. Features include dark mode, favorites, and dual language support for enhanced usability. Ideal for scientists, engineers, students, and anyone needing quick, accurate conversions.

**Highlights:** Extensive conversion categories, Dark mode for night use, Favorite frequently used conversions, Dual language support, Offline functionality, User feedback option

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

**In-app purchases:** none


## Frequently asked questions

### Is flowQ free?

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

### Is Unit Converter free?

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

### Do flowQ or Unit Converter have ads?

Neither flowQ nor Unit Converter shows ads.

### Which is updated more often, flowQ or Unit Converter?

flowQ ships an update every 5 months, and Unit Converter weekly. Most recently, flowQ was updated on October 2, 2026 and Unit Converter on November 4, 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.*