# Unit Conversion vs Prozentrechner.net

The clearest difference is price: Prozentrechner.net at Free against Unit Conversion's $0.99. Prozentrechner.net also leads on update cadence (every 2 weeks vs every 3 months). Unit Conversion's advantage is in-app purchases (none vs 2) and iOS requirement (6.0 vs 13.0). On ads and device support there is nothing between them.

Prozentrechner.net is free to download; Unit Conversion costs $0.99 up front. Prozentrechner.net sells 2 in-app purchases, starting at $0.99 per month. Unit Conversion asks for nothing beyond the download.

Unit Conversion ships an update every 3 months, Prozentrechner.net every 2 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Unit Conversion | Prozentrechner.net |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.6 (103 ratings)](https://appshunter.io/ios/app/unit-conversion-converter-and-calculator/id336359986/reviews)** | — |
| Number of ratings | **103** | — |
| Positive reviews | 73.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 41 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fapps World et Cie S.E.C.S.](https://appshunter.io/developer/881437066) | [FUTR UG (haftungsbeschrankt)](https://appshunter.io/developer/6781630912) |

## What reviewers say

### Unit Conversion

[App page](https://appshunter.io/ios/app/unit-conversion-converter-and-calculator/id336359986)

Easily convert between various units with this app, featuring 16 categories like temperature, currency, and distance. It also includes standard and scientific calculators, eliminating the need to switch between apps. Frequently used units are prioritized for quick access.

**Highlights:** 16 unit categories, Standard and scientific calculators, Units sorted by frequency of use, Programmable buttons for favorites, Live currency conversion rates, Intuitive user interface

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

**In-app purchases:** none


### Prozentrechner.net

[App page](https://appshunter.io/ios/app/prozentrechnernet/id6781630910)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monatsabo | $0.99 | per month |
| Pro Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is Unit Conversion free?

Unit Conversion costs $0.99, with no in-app purchases.

### Is Prozentrechner.net free?

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

### Do Unit Conversion or Prozentrechner.net have ads?

Neither Unit Conversion nor Prozentrechner.net shows ads.

### Which is updated more often, Unit Conversion or Prozentrechner.net?

Unit Conversion ships an update every 3 months, and Prozentrechner.net every 2 weeks. Most recently, Unit Conversion was updated on October 29, 2026 and Prozentrechner.net on October 24, 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.*