# Proteus Unit Converter vs SpaceSnug

The clearest difference is iOS requirement: Proteus Unit Converter at 17.0 against SpaceSnug's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Proteus Unit Converter sells 1 one-off in-app purchase and SpaceSnug sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Proteus Unit Converter | SpaceSnug |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/proteus-unit-converter-ai/id6771934129/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 242 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KKB CoRi Technologies Private Limited](https://appshunter.io/developer/1887008624) | [Luca Hoehlein](https://appshunter.io/developer/6783991741) |

## What reviewers say

### Proteus Unit Converter

[App page](https://appshunter.io/ios/app/proteus-unit-converter-ai/id6771934129)

This app offers instant conversions for over 350 units across 28 categories, including compound measurements and live currency exchange rates. It features an AI assistant for natural language queries and voice input for hands-free operation.

**Highlights:** Compound unit conversions, Live currency exchange rates, AI assistant for natural language queries, Voice input for hands-free conversions, Extensive unit categories, Customizable interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proteus Full Access | $2.49 | one-time |


### SpaceSnug

[App page](https://appshunter.io/ios/app/spacesnug/id6783991409)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Fits / Month | $4.99 | per month |
| 25 Fits / Month | $7.99 | per month |
| 120 Fits / Year | $39.99 | per year |
| 1 Fit | $1.99 | one-time |
| 3 Fits | $2.99 | one-time |
| 9 Fits | $5.99 | one-time |


## Frequently asked questions

### Is Proteus Unit Converter free?

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

### Is SpaceSnug free?

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

### Do Proteus Unit Converter or SpaceSnug have ads?

Neither Proteus Unit Converter nor SpaceSnug shows ads.

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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.*