# Aspect Ratio X Calc vs Retinal

The clearest difference is update cadence: Retinal at fortnightly against Aspect Ratio X Calc's every 12 months. Aspect Ratio X Calc's advantage is iOS requirement (12.0 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.

Aspect Ratio X Calc ships an update every 12 months, Retinal fortnightly. The most recent releases landed on October 28, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Aspect Ratio X Calc | Retinal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/aspect-ratio-x-calc/id426015381/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Toshihiro Nakane](https://appshunter.io/developer/6799290769) | [Nico Rohrbach](https://appshunter.io/developer/662717596) |

## What reviewers say

### Aspect Ratio X Calc

[App page](https://appshunter.io/ios/app/aspect-ratio-x-calc/id426015381)

This utility calculates unknown values in aspect ratios, useful for resizing images and clipping. It simplifies the process of determining proportional dimensions for various visual applications.

**Highlights:** Calculate unknown aspect ratio values, Input numbers for calculation, Resizing images, Clipping images, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Retinal

[App page](https://appshunter.io/ios/app/retinal/id1564557619)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aspect Ratio X Calc free?

Aspect Ratio X Calc is free to download, with no in-app purchases.

### Is Retinal free?

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

### Do Aspect Ratio X Calc or Retinal have ads?

Neither Aspect Ratio X Calc nor Retinal shows ads.

### Which is updated more often, Aspect Ratio X Calc or Retinal?

Aspect Ratio X Calc ships an update every 12 months, and Retinal fortnightly. Most recently, Aspect Ratio X Calc was updated on October 28, 2026 and Retinal on October 27, 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.*