# Conversions vs Unit Converter SDG

The clearest difference is rating: Conversions at 5.0 against Unit Converter SDG's 4.2. Conversions also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 12 months). Unit Converter SDG's advantage is ratings volume (9 vs 2) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Conversions holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

Conversions ships an update every 2 weeks, Unit Converter SDG every 12 months. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Conversions | Unit Converter SDG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/conversions-unit-converter/id6741049598/reviews)** | [4.2 (9 ratings)](https://appshunter.io/ios/app/unit-converter-sdg/id6741796782/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 12 months |
| Monetization | **Free** | Ad-supported |
| Size | 6 MB | 12 MB |
| Requires iOS | 18.6 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Piotr Bakker](https://appshunter.io/developer/1741809059) | [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532) |

## What reviewers say

### Conversions

[App page](https://appshunter.io/ios/app/conversions-unit-converter/id6741049598)

Easily convert over 100 units across various categories like temperature, length, and weight. View conversion formulas, copy results, and share them directly. Enjoy a private, ad-free experience with a native iOS design.

**Highlights:** Convert 100+ units, Temperature, length, weight conversions, View conversion formulas, Copy and share conversions, Native iOS design, Ad-free experience

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

**In-app purchases:** none


### Unit Converter SDG

[App page](https://appshunter.io/ios/app/unit-converter-sdg/id6741796782)

Easily convert between various units of measurement with this straightforward tool. Quickly and accurately switch from one unit to another for everyday tasks.

**Highlights:** Easy unit conversion, Accurate measurements, Simple interface, Quick switching between units

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Conversions free?

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

### Is Unit Converter SDG free?

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

### Which has better reviews, Conversions or Unit Converter SDG?

Conversions is rated higher. Conversions averages 5.0 out of 5 from 2 ratings, while Unit Converter SDG averages 4.2 from 9 ratings.

### Do Conversions or Unit Converter SDG have ads?

Unit Converter SDG shows ads; Conversions does not.

### Which is updated more often, Conversions or Unit Converter SDG?

Conversions ships an update every 2 weeks, and Unit Converter SDG every 12 months. Most recently, Conversions was updated on October 21, 2026 and Unit Converter SDG on October 10, 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.*