Software Alternatives, Accelerators & Startups

Calcumber VS LoopFuse

Compare Calcumber VS LoopFuse and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Calcumber logo Calcumber

Calculate in a notebook and share โ€” from everyday math to engineering.
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LoopFuse logo LoopFuse

LoopFuse OneView is sales and marketing automation software that makes it easy for companies to increase sales and marketing effectiveness, shorten sales cycle, and helps to acquire better leads and more revenue.
  • 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.

  • LoopFuse Landing page
    Landing page //
    2021-10-09

Calcumber

Pricing URL
-
$ 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

LoopFuse

$ Details
-
Platforms
-
Release Date
-

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

LoopFuse features and specs

No features have been listed yet.

Analysis of LoopFuse

Overall verdict

  • LoopFuse was a marketing automation and lead management platform that gained attention for offering a free tier of its software, making it accessible to small businesses; however, it is important to note that LoopFuse as a standalone active product is largely defunct or has been absorbed into other offerings over the years, so its current relevance and support are questionable.

Why this product is good

  • Historically offered a free version of marketing automation tools, lowering the barrier to entry for small businesses.
  • Provided lead scoring and email marketing integration features useful for sales and marketing alignment.
  • Simple setup compared to some enterprise-level marketing automation suites.
  • Included basic CRM integration capabilities for tracking leads.

Recommended for

  • Small businesses historically seeking free or low-cost marketing automation (if still accessible).
  • Users researching legacy marketing automation tools for reference.
  • Not recommended for businesses seeking actively supported, modern marketing automation platforms.

Calcumber videos

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LoopFuse videos

Loopfuse Marketing Automation Review

More videos:

  • Review - Loopfuse - import list failure for marketing automation evaluation/POC

Category Popularity

0-100% (relative to Calcumber and LoopFuse)
Math Solver
100 100%
0% 0
Music
0 0%
100% 100
Online Calculators
100 100%
0% 0
Music Streaming
0 0%
100% 100

Questions & Answers

As answered by people managing Calcumber and LoopFuse.

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 Calcumber and LoopFuse. For example, how are they different and which one is better?
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What are some alternatives?

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

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.

Soulver - Soulver is a software application that functions as a calculator that allows you type a continuous stream of information rather than having to input data into multiple cells.

Numby - A natural language calculator for your terminal and macOS