Software Alternatives & Startups

QuestBase VS Calcumber

Compare QuestBase VS Calcumber and see what are their differences

QuestBase logo QuestBase

QuestBase is a web-based, cross-platform application that provides everything you need to create and manage your assessments, tests, quizzes and exams.

Calcumber logo Calcumber

Calculate in a notebook and share — from everyday math to engineering.
Visit Website
  • QuestBase Landing page
    Landing page //
    2023-06-12
  • Calcumber Usefulness of units when calculating the weight of paper
    Usefulness of units when calculating the weight of paper //
    2026-07-25
  • Calcumber Calcumber interactively embedd on a web page
    Calcumber interactively embedd on a web page //
    2026-07-25
  • Calcumber Showcase from arithmetics to thermodynamics
    Showcase from arithmetics to thermodynamics //
    2026-07-25

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.

Calcumber

$ Details
free
Platforms
Web Windows Linux Mac
Release Date
2025 June
Startup details
Country
Switzerland
State
Aargau
City
Staufen
Founder(s)
Samuel Hartmann
Employees
1 - 9

QuestBase features and specs

  • User-Friendly Interface
    QuestBase offers an intuitive interface that makes it easy for users to create, distribute, and analyze tests and assessments without needing technical expertise.
  • Versatile Question Types
    The platform supports various question types, such as multiple choice, true/false, and essay questions, allowing for comprehensive assessments.
  • Automatic Grading
    QuestBase provides automatic grading for certain question types, which can save instructors significant time in evaluating assessments.
  • Secure Testing Environment
    The platform ensures a secure testing environment to prevent cheating and unauthorized access during exams.
  • Customization Options
    Users can customize assessments with various themes and settings, tailoring the experience to specific needs.

Possible disadvantages of QuestBase

  • Limited Advanced Features
    While QuestBase is user-friendly, it may lack some advanced features or integrations that more specialized assessment platforms offer.
  • Pricing Structure
    The pricing model might be a challenge for smaller organizations or individual educators with limited budgets, as certain features require paid subscriptions.
  • Learning Curve for Complex Features
    Although generally easy to use, some advanced configurations and settings may require additional time to learn for new users.
  • Dependence on Internet Connectivity
    As a web-based platform, stable internet connectivity is essential for both test creators and participants to access the system effectively.
  • Limited Offline Capabilities
    QuestBase primarily functions online, which may restrict users who need to create or take assessments in offline environments.

Calcumber features and specs

  • 🌿 Naturally type expressions
    get immediate results
  • 🔗 Copy and share
    keep calculations editable with a link
  • 🧩 Variables and constants
    pi, e, G, mu0
  • 🧪 Scientific functions
    sin, acos, log, round, and more
  • ♨️ Thermodynamic fluid properties
    refrigeration, heat pumps, steam and air
  • 💡 Installation optional
    run directly in your browser
  • 📱 Multi-platform
    WebApp, Windows, more to come

QuestBase videos

Questbase

Calcumber videos

No Calcumber videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to QuestBase and Calcumber)
Education
100 100%
0% 0
Math Calculators
0 0%
100% 100
LMS
100 100%
0% 0
Math Solver
0 0%
100% 100

Questions & Answers

As answered by people managing QuestBase and Calcumber.

Why should a person choose your product over its competitors?

Calcumber's answer:

  • Sharing calculations and embedding them in documents or web pages is perfect for education.
  • Natural unit support, just include them in your expression and Calcumber handles it.
  • Free and easy access to thermodynamic fluid-properties.

What makes your product unique?

Calcumber's answer:

  • Easy to use calculator notebook
  • From simple arithmetic to advanced engineering with units
  • Installation optional
  • Send calculation link with full privacy
  • Embed calculation templates, exercices and soultions in documents or interactively in web pages

What's the story behind your product?

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.

How would you describe the primary audience of your product?

Calcumber's answer:

  • The notebook-style calculator is great for everybody who wants more than just a single line calculator.
  • The sharing and embedding features make it Calcumber very well suited for teachers and students. The power of consistently using units is shown immediatly.
  • Engineers will like the unit support, sharing calculations with collegues and if needed the built-in fluid properties calculation.

Which are the primary technologies used for building your product?

Calcumber's answer:

HTML, CSS, TypeScript, PWA, CoolProp

Who are some of the biggest customers of your product?

User comments

Share your experience with using QuestBase and Calcumber. For example, how are they different and which one is better?
Log in or Post with

Reviews

These are some of the external sources and on-site user reviews we've used to compare QuestBase and Calcumber

QuestBase Reviews

The 10 Best Online Test Maker Software
Next on our list is the QuestBase online test generator. Like many other online test makers, it is also a quiz maker, exam maker, and a proficient assessment tool. It is the ultimate choice for assessments if you're looking for an easy way to quickly publish exams, tests, and quizzes online.

Calcumber Reviews

We have no reviews of Calcumber yet.
Be the first one to post

What are some alternatives?

When comparing QuestBase and Calcumber, you can also consider the following products

Think Exam - Think Exam is the most trusted and secure online examination platform. You can assign and create online exams, tests, quizzes with advanced features.

Numara Calculator - A simple but powerful notepad calculator which evaluates expressions as you type.

Google Classroom - Learning management tool by Google

SpeedCrunch - 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 .

Disamina - Online assessment software and LMS

Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.