Retinal vs Macro_Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Macro_Calculator
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Here, you can get the number of calories, carbs, fats, and the percentage of protein needed by your body. Are you tired of wasting time on useless diet calculators? Here you can determine the percentage of macronutrients needed by your body, and it calculates this percentage according to your height and weight. After getting the macronutrients percentage, you can plan your meals. How to use this app? Here’s how you can use this macro calculator. Select your gender and goal, specify the age and percentage of body fat. Specify the height using the scroll bar. Enter the weight. Choose the number of meals, activity level, and protein level. Click on the “Calculate” button. Why our Macro calculator? Below are some key features of this calculator. Easy-to-use. Saves time. Determines the number of calories per meal. Shows the number of carbs and fats needed. You can get the percentage of proteins required per meal. What’s new? You can enter the height in feet/inches, centimeters, and meters. Provides the option to add your weight in US tons, grams, kilograms, pounds, and ounces.
Screenshots
Verdict
The clearest difference is update cadence: Retinal at fortnightly against Macro_Calculator's every 47 months. Macro_Calculator's advantage is iOS requirement (13.0 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.
Retinal ships an update fortnightly, Macro_Calculator every 47 months. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.
| Parameter | Retinal | Macro_Calculator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 47 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Nico Rohrbach | Ahmad Sattar |
In-app purchases
Retinal
No in-app purchases
Macro_Calculator
No in-app purchases







