# Image Calculator vs Arithon Calculator

The clearest difference is update cadence: Arithon Calculator at weekly against Image Calculator's every 50 months. Arithon Calculator also leads on iOS requirement (15.1 vs 17.0). On price, ads, 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.

Image Calculator ships an update every 50 months, Arithon Calculator weekly. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Image Calculator | Arithon Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Weekly** |
| Size | 372 MB | 31 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tomoki Hagano](https://appshunter.io/developer/1508301579) | [Mind Mirage Apps Ltd](https://appshunter.io/developer/1896465995) |

## What reviewers say

### Image Calculator

[App page](https://appshunter.io/ios/app/image-calculator/id1508377385)

**Features:** macOS Compatibility

**In-app purchases:** none


### Arithon Calculator

[App page](https://appshunter.io/ios/app/arithon-calculator/id6767340730)

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

**In-app purchases:** none


## Frequently asked questions

### Is Image Calculator free?

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

### Is Arithon Calculator free?

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

### Do Image Calculator or Arithon Calculator have ads?

Neither Image Calculator nor Arithon Calculator shows ads.

### Which is updated more often, Image Calculator or Arithon Calculator?

Image Calculator ships an update every 50 months, and Arithon Calculator weekly. Most recently, Image Calculator was updated on October 19, 2026 and Arithon Calculator 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.*