# Conversions vs UnitKit

The clearest difference is in-app purchases: Conversions at none against UnitKit's 2. UnitKit's advantage is ads (none vs shown) and update cadence (monthly vs every 44 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. UnitKit sells 2 in-app purchases, starting at $0.99 per 7 days. Conversions asks for nothing beyond the download.

Conversions ships an update every 44 months, UnitKit monthly. The most recent releases landed on October 22, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Conversions | UnitKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/conversions-unit-converter/id1468987994/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 44 months | **Monthly** |
| Monetization | Free | — |
| Size | 37 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Griffin](https://appshunter.io/developer/1441925277) | [LukyLab](https://appshunter.io/developer/1698729177) |

## What reviewers say

### Conversions

[App page](https://appshunter.io/ios/app/conversions-unit-converter/id1468987994)

This utility app offers a straightforward way to convert between various units of measurement. It supports common categories like length, speed, volume, mass, area, temperature, and time. More conversion types are planned for future updates.

**Highlights:** Unit conversion, Length conversion, Speed conversion, Volume conversion, Mass conversion, Area conversion, Temperature conversion, Time conversion

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

**In-app purchases:** none


### UnitKit

[App page](https://appshunter.io/ios/app/unitkit-unit-converter/id6748941419)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Annual | $7.99 | per year |


## Frequently asked questions

### Is Conversions free?

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

### Is UnitKit free?

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

### Do Conversions or UnitKit have ads?

Conversions shows ads; UnitKit does not.

### Which is updated more often, Conversions or UnitKit?

Conversions ships an update every 44 months, and UnitKit monthly. Most recently, Conversions was updated on October 22, 2026 and UnitKit on October 9, 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.*