Software Alternatives, Accelerators & Startups

fxSolver VS Calcumber

Compare fxSolver VS Calcumber and see what are their differences

fxSolver logo fxSolver

fxSolver is an free online math solver, equation library, graphing calculator and science/engineering problem helper. To get started, add some formulas, fill in any input variables and press "Solve."

Calcumber logo Calcumber

Calculate in a notebook and share โ€” from everyday math to engineering.
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  • fxSolver Landing page
    Landing page //
    2023-06-16

Calculate multiple equations at once, Edit existing formulas and Create new ones, Compute large numbers of values, Plot graphs, Link your results, Solve full problems and Share worksheets with your friends.

fxSolver is a free tool developed by a team of engineers and programmers with the sole intention of providing a unique, useful and free service. The vision of the development team is to allow students, engineers, and hobbyists to come in contact with mathematics and to be able to solve problems without necessarily being familiar with professional math software or programming languages.

  • 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.

fxSolver features and specs

  • User-Friendly Interface
    fxSolver offers a clean and intuitive interface that makes it easier for users to input and solve complex equations and formulas without extensive training.
  • Extensive Formula Library
    The platform provides a comprehensive library of pre-defined formulas and equations across various fields, which can be easily accessed and used.
  • Free to Use
    fxSolver is available at no cost, making it accessible for students, educators, and professionals who need reliable equation-solving tools without financial investment.
  • Graphical Analysis
    The tool allows for robust graphical analysis, letting users visualize equations and their solutions through graphs and charts.
  • Collaboration Features
    It supports collaboration, enabling multiple users to work on equations and projects together, which is particularly useful for educational and team-based work environments.

Possible disadvantages of fxSolver

  • Internet Dependency
    As a web-based tool, fxSolver requires an internet connection, which might be a drawback for users in areas with unreliable or limited connectivity.
  • Limited Advanced Capabilities
    While suitable for many standard equations, fxSolver may lack some advanced features or capabilities found in specialized mathematical software like MATLAB or Mathematica.
  • No Offline Mode
    Since it is primarily an online tool, users do not have the option to work offline, limiting its usability in remote or mobile environments without internet access.
  • Privacy Concerns
    Users concerned with privacy may find it less appealing since the data is processed and stored online, posing potential risks even though standard security measures are in place.
  • Learning Curve for Advanced Features
    While basic features are user-friendly, there might be a learning curve associated with mastering more advanced functionalities, which could be a barrier for some users.

Calcumber features and specs

  • ๐ŸŒฟ Naturally type expressions
    get immediate results
  • ๐Ÿ”— Copy and share
    keep calculations editable with a link
  • ๐Ÿงฉ Variables and constants
    pi, e, G, mu0
  • ๐Ÿงช Scientific functions
    sin, acos, log, round, and more
  • โ™จ๏ธ Thermodynamic fluid properties
    refrigeration, heat pumps, steam and air
  • ๐Ÿ’ก Installation optional
    run directly in your browser
  • ๐Ÿ“ฑ Multi-platform
    WebApp, Windows, more to come

Analysis of fxSolver

Overall verdict

  • fxSolver is generally considered a good tool for anyone needing to perform complex mathematical calculations and visualize results efficiently. Its combination of ease-of-use and robust functionality makes it a strong choice for educational and professional purposes.

Why this product is good

  • fxSolver is appreciated for its user-friendly interface and extensive library of mathematical functions and constants, which makes it convenient for engineers, students, and professionals to solve complex equations quickly. It supports a wide range of units and allows users to easily share and collaborate on projects.

Recommended for

  • Engineers who need to solve complex equations quickly.
  • Students learning mathematics or related fields requiring computational tools.
  • Educators looking for a teaching aid to demonstrate mathematical concepts.
  • Professionals involved in research needing to model and calculate equations efficiently.

fxSolver videos

fxSolver Demo

Calcumber videos

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

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Category Popularity

0-100% (relative to fxSolver and Calcumber)
Engineering Calculator
Online Calculators
0 0%
100% 100
Knowledge Search
100 100%
0% 0
Education
0 0%
100% 100

Questions & Answers

As answered by people managing fxSolver 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

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Reviews

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

fxSolver Reviews

  1. ๐Ÿ Competitors: WolframAlpha

Calcumber Reviews

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What are some alternatives?

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

WolframAlpha - WolframAlpha brings expert-level knowledge and capabilities to the broadest possible range of peopleโ€”spanning all professions and education levels.

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

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 Donateย .

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

Numi App - Numi is a beautiful text calculator for Mac.

Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processingโ€”and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.