# UnitTrans vs FenTec Mobility

The clearest difference is in-app purchases: FenTec Mobility at none against UnitTrans's 3. FenTec Mobility also leads on iOS requirement (15.1 vs 17.0). UnitTrans's advantage is update cadence (every 5 weeks vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. UnitTrans sells 3 one-off in-app purchases. FenTec Mobility asks for nothing beyond the download.

UnitTrans ships an update every 5 weeks, FenTec Mobility every 16 months. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | UnitTrans | FenTec Mobility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/unittrans/id1568860415/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 48 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [一智 刘](https://appshunter.io/developer/1168606665) | [MOHAMED TAHAR BENSEKHRIA](https://appshunter.io/developer/1744247914) |

## What reviewers say

### UnitTrans

[App page](https://appshunter.io/ios/app/unittrans/id1568860415)

This app simplifies global living by offering currency and unit conversions, along with arithmetic functions. It supports multiple languages and VoiceOver for accessibility, making it a comprehensive tool for international needs.

**Highlights:** Currency conversion, Unit conversion (weight, length, etc.), Arithmetic functions, Multilingual support, VoiceOver compatibility, Multiple currency conversions

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small coffee | $0.99 | one-time |
| Medium coffee | $4.99 | one-time |
| Large coffee | $9.99 | one-time |


### FenTec Mobility

[App page](https://appshunter.io/ios/app/fentec-mobility/id6502032921)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UnitTrans free?

UnitTrans is free to download, with in-app purchases available.

### Is FenTec Mobility free?

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

### Do UnitTrans or FenTec Mobility have ads?

Neither UnitTrans nor FenTec Mobility shows ads.

### Which is updated more often, UnitTrans or FenTec Mobility?

UnitTrans ships an update every 5 weeks, and FenTec Mobility every 16 months. Most recently, UnitTrans was updated on October 16, 2026 and FenTec Mobility on October 5, 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.*