# Unit Converter vs C

The clearest difference is in-app purchases: Unit Converter at none against C's 1. Unit Converter also leads on iOS requirement (13.0 vs 18.4). C's advantage is update cadence (every 3 days vs every 8 days). On price, ads and device support there is nothing between them.

Both are free to download. C sells 1 one-off in-app purchase. Unit Converter asks for nothing beyond the download.

Unit Converter ships an update every 8 days, C every 3 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Unit Converter | C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter-simple-and-easy/id6470110472/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 55 MB | 7 MB |
| Requires iOS | **13.0** | 18.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Horikiri Seiu](https://appshunter.io/developer/1480680977) | [Alessandro Magnani](https://appshunter.io/developer/1815154259) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-simple-and-easy/id6470110472)

Easily convert between various units of measurement for everyday tasks. This application offers a simple and convenient user interface for quick calculations. Convert speed, weight, distance, temperature, and more with ease.

**Highlights:** Simple and convenient UI, Perform various unit conversions, Convert speed, weight, distance, temperature, Easy to use for everyday tasks

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

**In-app purchases:** none


### C

[App page](https://appshunter.io/ios/app/c-timetracker/id6746640863)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $5.99 | one-time |


## Frequently asked questions

### Is Unit Converter free?

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

### Is C free?

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

### Do Unit Converter or C have ads?

Neither Unit Converter nor C shows ads.

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

Unit Converter ships an update every 8 days, and C every 3 days. Most recently, Unit Converter was updated on October 24, 2026 and C on October 25, 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.*