# Unit Eater vs Phonetic Russian Keyboard

The clearest difference is in-app purchases: Phonetic Russian Keyboard at none against Unit Eater's 2. Unit Eater's advantage is device support (4 vs 2) and iOS requirement (12.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Unit Eater sells 2 in-app purchases, starting at $0.99 per month. Phonetic Russian Keyboard asks for nothing beyond the download.

Unit Eater ships an update every 2 weeks, Phonetic Russian Keyboard weekly. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Unit Eater | Phonetic Russian Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/phonetic-russian-keyboard/id6795387775/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 65 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tom Leon Schmidt](https://appshunter.io/developer/1634212175) | [Arthur Sabintsev](https://appshunter.io/developer/573293278) |

## What reviewers say

### 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 |


### Phonetic Russian Keyboard

[App page](https://appshunter.io/ios/app/phonetic-russian-keyboard/id6795387775)

Type Russian characters using a phonetic layout that maps sounds to familiar English keys. This custom keyboard offers dual legends, multiple label modes, and works offline for convenient Cyrillic input.

**Highlights:** Phonetic ЯВЕРТЫ layout, Dual legends (Russian/Latin), Label modes: Both, Cyrillic, English, Number row with special characters, Offline functionality, Light and dark themes

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Eater free?

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

### Is Phonetic Russian Keyboard free?

Phonetic Russian Keyboard is free to download, with no in-app purchases.

### Do Unit Eater or Phonetic Russian Keyboard have ads?

Neither Unit Eater nor Phonetic Russian Keyboard shows ads.

### Which is updated more often, Unit Eater or Phonetic Russian Keyboard?

Unit Eater ships an update every 2 weeks, and Phonetic Russian Keyboard weekly. Most recently, Unit Eater was updated on October 16, 2026 and Phonetic Russian Keyboard 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.*