Calcutron vs Geomulator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calcutron
This tool helps designers, developers, and artists proportionally resize digital assets. Easily calculate new dimensions for images, videos, or layouts by entering one measurement.
- Calculate missing dimension automatically
- Use common or custom aspect ratios
- Save frequently used sizes
- Swap width and height with one tap
- Round dimensions to specified decimal places
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Calcutron is a tool for designers, developers, graphic artists, photographers, or anyone who needs to proportionally resize digital assets or layouts based on their current size or aspect ratio. Calcutron makes it easy to quickly determine the new dimensions of any asset, such as video, photographs, or graphics. Simply enter one dimension and the other dimension is automatically calculated for you based on the original size or aspect ratio. In addition to graphic-professionals, Calcutron is a great tool for programmers who need to resize images or video in code. It can be a real time-saver over doing all the calculations manually. FEATURES • Enter the width or height to automatically calculate the other dimension. • Choose from a list of common aspect ratios or enter your own. • Save your most-used sizes as favorites. • Quickly swap width and height values with a single tap. • Round calculated dimensions up, down, or nearest - from 0-4 decimal places.
Geomulator
Quickly calculate unknown values for common 2D shapes like squares, circles, and triangles. Supports various angle input formats and customizable decimal places for accurate results.
- Calculate common 2D shapes
- Solve geometry equations accurately
- Input angles in radians, decimal degrees, or DMS
- Select number of decimal places
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Solve planar shapes fast! Geomulator is a geometry calculator that will help you quickly find unknown values for a variety of common 2D shapes: square, rectangle, circle, ellipse (oval), triangle, right triangle, trapezoid. Features Include: - Accurately solve geometry equations - Enter angles in radians, decimal degrees or degrees, minutes, seconds (DMS) - Select your preferred number of decimal places
Screenshots
Verdict
The clearest difference is review sentiment: Calcutron at 100% against Geomulator's 0%. Calcutron also leads on rating (5.0 vs 1.0) and ratings volume (3 vs 1). Geomulator's advantage is update cadence (every 14 months vs every 33 months). On ads, in-app purchases, monetization model 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
Calcutron costs $0.99 and Geomulator $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Calcutron holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 100% of Calcutron's written reviews are positive against 0% of Geomulator's.
Calcutron ships an update every 33 months, Geomulator every 14 months. The most recent releases landed on June 8, 2026 and September 9, 2026 respectively.
| Parameter | Calcutron | Geomulator |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 5.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 33 months | Every 14 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 14.7 — better | 15.0 |
| Further details — not scored | ||
| Size | 0 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Solo Design, LLC | Armchair Engineering |
Customer experience
Calcutron
Geomulator
In-app purchases
Calcutron
No in-app purchases
Geomulator
No in-app purchases
Questions
Is Calcutron free?
Is Geomulator free?
Which has better reviews, Calcutron or Geomulator?
Do Calcutron or Geomulator have ads?
Which is updated more often, Calcutron or Geomulator?
Other comparisons
