# Universal Converter. vs Unit Eater

The clearest difference is review sentiment: Unit Eater at 100% against Universal Converter.'s 0%. Unit Eater also leads on price (Free vs $4.99) and update cadence (every 2 weeks vs every 24 months). Universal Converter.'s advantage is in-app purchases (none vs 2). On ads there is nothing between them.

Unit Eater is free to download; Universal Converter. costs $4.99 up front. Unit Eater sells 2 in-app purchases, starting at $0.99 per month. Universal Converter. asks for nothing beyond the download.

Universal Converter. ships an update every 24 months, Unit Eater every 2 weeks. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Universal Converter. | Unit Eater |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/universal-converter/id519552652/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 5 MB | 65 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Tom Leon Schmidt](https://appshunter.io/developer/1634212175) |

## What reviewers say

### Universal Converter.

[App page](https://appshunter.io/ios/app/universal-converter/id519552652)

This utility app provides a comprehensive conversion calculator for a vast array of units across 64 categories. It offers automatic calculations based on input changes and supports regional decimal separators for ease of use.

**Highlights:** 64 conversion categories, 1333 units supported, Automatic value calculation, Supports regional decimal separators, Simple and easy to use interface, Engineering and educational utility

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

**In-app purchases:** none


### Unit Eater

[App page](https://appshunter.io/ios/app/unit-eater/id6742549723)

This utility app functions as a powerful calculator that handles unit conversions and calculations. It supports a vast array of predefined units and allows users to define their own, making it ideal for scientific and academic tasks. Features include a calculation history, customizable results, and dark mode.

**Highlights:** Unit conversion and calculation, Custom unit definition, Extensive unit library, Calculation history, Customizable result format, Dark mode

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $0.99 | per month |
| Premium - Pay once | $3.99 | one-time |


## Frequently asked questions

### Is Universal Converter. free?

Universal Converter. costs $4.99, with no in-app purchases.

### Is Unit Eater free?

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

### Do Universal Converter. or Unit Eater have ads?

Neither Universal Converter. nor Unit Eater shows ads.

### Which is updated more often, Universal Converter. or Unit Eater?

Universal Converter. ships an update every 24 months, and Unit Eater every 2 weeks. Most recently, Universal Converter. was updated on September 21, 2026 and Unit Eater on September 11, 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.*