# Aritio vs SimpleUnit Lite

The clearest difference is update cadence: SimpleUnit Lite at every 5 days against Aritio's every 6 months. SimpleUnit Lite also leads on iOS requirement (16.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

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

Aritio ships an update every 6 months, SimpleUnit Lite every 5 days. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Aritio | SimpleUnit Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/aritio-beautiful-calculator/id1223337836/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 6 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 17 MB | 7 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pawel Wiszenko](https://appshunter.io/developer/1221075218) | [Nickolas Johnson](https://appshunter.io/developer/1710993762) |

## What reviewers say

### Aritio

[App page](https://appshunter.io/ios/app/aritio-beautiful-calculator/id1223337836)

A straightforward calculator designed for iPhone and iPad, offering customization with color schemes and light/dark modes. It supports advanced mathematical operations for everyday use.

**Highlights:** Universal app for iPhone and iPad, Customizable color schemes, Light and dark mode support, Advanced math operations

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

**In-app purchases:** none


### SimpleUnit Lite

[App page](https://appshunter.io/ios/app/simpleunit-lite/id6470175430)

**In-app purchases:** none


## Frequently asked questions

### Is Aritio free?

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

### Is SimpleUnit Lite free?

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

### Which is updated more often, Aritio or SimpleUnit Lite?

Aritio ships an update every 6 months, and SimpleUnit Lite every 5 days. Most recently, Aritio was updated on October 10, 2026 and SimpleUnit Lite on October 15, 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.*