Aspect Ratio X Calc vs Retinal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aspect Ratio X Calc
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.
- Calculate unknown aspect ratio values
- Input numbers for calculation
- Resizing images
- Clipping images
- Simple interface
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Calculation Aspect Ratio for new one. Simply you can input number and Calculation Aspect Ratio. We are using this app for resizing image. Especially for clipping image for resizing. We hope that this app helps your work. Thank you!! We are also making other apps. Please visit our site: http://www.4us.jp
Retinal
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Not all displays for Mac are well suited to display the user interface in a non-scaled resolution. A pixel density of about 110 pixels per inch (PPI) for non-Retina, and about 220 PPI for Retina is comfortable for most people. Use Retinal to work out the pixel density of any display.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Aspect Ratio X Calc | Retinal |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 70.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 12 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Toshihiro Nakane | Nico Rohrbach |
In-app purchases
Aspect Ratio X Calc
No in-app purchases
Retinal
No in-app purchases
Questions
Is Aspect Ratio X Calc free?
Is Retinal free?
Do Aspect Ratio X Calc or Retinal have ads?
Which is updated more often, Aspect Ratio X Calc or Retinal?
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