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

replit
StackBlitz
CloudShell
vscode.dev
CodeTasty
Gitpod
AWS Cloud9
GItHub Codespaces is a hosted remote coding environment by GitHub based on Visual Studio Codespaces integrated directly for GitHub.

Which is more popular?
Based on our record, GitHub Codespaces seems to be more popular. It has been mentioned 152 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | calcumber.app | github.com |
| Pricing | — | |
| 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 GitHub Codespaces 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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Brief introduction of GitHub Codespaces
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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 GitHub Codespaces.
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 GitHub Codespaces. 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
Beginners who want to try their luck can use GitHub Codespaces for free with limited benefits, but you will have enough features to carry on. If you are a team or an enterprise, you can start using GitHub Codespaces...
Recommendations tracked on public social media and blogs since March 2021.


Tracking Calcumber since Jul 2026.
First, remote dev environments became table stakes. GitHub Codespaces, Gitpod, and self-hosted dev containers became how serious teams worked. Every engineer I know who ships to production now SSHs into a box they didn't provision, edits... - Source: dev.to / 5 months ago
This package provides support for managing GitHub Codespaces in Emacs and connecting to them via TRAMP. It provides a handy completing-read UI that lets you choose from all your created codespaces. - Source: dev.to / 7 months ago
GitHub Codespaces provides 60 hours of free compute time every month, which is more than enough for scoped home assignments or interviews. It’s a full VSCode in the browser at github.dev or vscode.dev. - Source: dev.to / 10 months ago
When comparing Calcumber and GitHub Codespaces, you can also consider the following products.

A simple but powerful notepad calculator which evaluates expressions as you type.
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Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
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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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Online VS Code Editor for Angular and React
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Qalculate! is a multiplatform multi-purpose desktop calculator.
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Cloud Shell is a free admin machine with browser-based command-line access for managing your infrastructure and applications on Google Cloud Platform.
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