Software Alternatives, Accelerators & Startups

CalcNote VS Calcumber

Compare CalcNote VS Calcumber and see what are their differences

CalcNote logo CalcNote

Calcnote free download - CalcNote = Calculator + Note, CalcNote = Calculator + Note LITE, Calc.Note, and many more programs

Calcumber logo Calcumber

Calculate in a notebook and share โ€” from everyday math to engineering.
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  • CalcNote Landing page
    Landing page //
    2023-06-18
  • 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

CalcNote features and specs

No features have been listed yet.

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 CalcNote

Overall verdict

  • CalcNote is a well-regarded calculator app that combines a notepad-style interface with real-time calculations, making it a solid choice for anyone who needs to perform and track multiple calculations at once.

Why this product is good

  • Notepad-style interface lets you type calculations like text and see results instantly on each line
  • Supports multi-line calculations, so you can build and adjust complex computations easily
  • Automatically recalculates results when you edit any value, saving time
  • Allows use of variables and comments for organizing and clarifying calculations
  • Clean, intuitive design that is beginner-friendly yet powerful for advanced users
  • Useful for budgeting, unit conversions, and everyday math tasks

Recommended for

  • Students working through math or science problems
  • Professionals handling budgets, invoices, or financial calculations
  • Anyone who needs to keep a running record of multiple calculations
  • Users who prefer a spreadsheet-like alternative to a standard calculator
  • People doing everyday math like splitting bills or tracking expenses

CalcNote videos

CalcNote Application Review #calcnote #app #review

More videos:

  • Tutorial - [CalcNote] How to Enter Dates as Comments (Prevent Calculation)
  • Tutorial - [CalcNote] How to Perform Error-Free Calculations

Calcumber videos

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

Add video

Category Popularity

0-100% (relative to CalcNote and Calcumber)
Calculators
100 100%
0% 0
Online Calculators
51 51%
49% 49
Advanced Calculator
100 100%
0% 0
Education
0 0%
100% 100

Questions & Answers

As answered by people managing CalcNote 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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