
Numara Calculator
SpeedCrunch
Qalculate!
Numi App
Soulver
Numby
Engineering Equation Solver
Calculate in a notebook and share — from everyday math to engineering.

Which is more popular?
Based on our record, GDevelop seems to be more popular. It has been mentioned 78 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | calcumber.app | gdevelop.io |
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| Platforms | — | |
| Company | Startup from Switzerland · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Use variables, functions, and units and see results immediately. Add comments, copy calculations to apps like Word or Excel, or share them through an editable link. Calculate thermodynamic fluid properties with the integrated CoolProp library.
No description of GDevelop yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Calcumber yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Calcumber and GDevelop.
Calcumber's answer
Calcumber's answer
Calcumber's answer
When starting for a Master of Advances Study in Energy Systems, I was looking for a suitable state-of-the-art calculator. Then I built my own Calculator Calcumber and now the Eastern Switzerland University of Applied Sciences is using Calcumber for teaching students in thermodynamics.
Calcumber's answer
Calcumber's answer
HTML, CSS, TypeScript, PWA, CoolProp
Calcumber's answer
Share your experience with using Calcumber and GDevelop. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of Calcumber yet. Be the first one to post
awesome, but contains some bugs like frezees or editor view crash
Beginners who don’t have any programming skills but still want to create some games can quickly access one of the best platforms based on the open source network to help them develop games named the GDevelop. This...
GDevelop is described as a “free and easy game-making app.” It’s similar to Scratch in that it’s a no-code platform; it doesn’t require using programming languages. GDevelop is also free and open source.
Recommendations tracked on public social media and blogs since March 2021.


Tracking Calcumber since Jul 2026.
GDevelop combines open-source flexibility with powerful no-code features. Their recent AI plugins provide remarkable capabilities:. - Source: dev.to / over 1 year ago
Humble Bundle has a Godot bundle is available for the next day or so. That might be a good one to look at if you're ok with leaning into code a bit (gdscript is very very similar to python).... - Source: Hacker News / almost 2 years ago
I selected this library as I normally use much higher-level tools to develop games such as p5.js, or GDevelop. Both these tools are amazing in their own right; however, I want to learn how these processes operate on a much lower level.... - Source: dev.to / about 2 years ago
When comparing Calcumber and GDevelop, you can also consider the following products.

A simple but powerful notepad calculator which evaluates expressions as you type.
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Feature-packed 2D and 3D open source game engine.
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SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate .
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Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
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Qalculate! is a multiplatform multi-purpose desktop calculator.
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