Software Alternatives, Accelerators & Startups

Calcumber VS React Native Starter

Compare Calcumber VS React Native Starter 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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React Native Starter logo React Native Starter

React Native Starter is mobile application template built with React Native that contains essential components for all mobile apps.
  • 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.

  • React Native Starter Landing page
    Landing page //
    2021-10-12

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

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

React Native Starter features and specs

  • Cross-Platform Development
    React Native Starter allows developers to build mobile applications for both iOS and Android with a single codebase, saving time and resources.
  • Faster Development
    By using pre-built components and templates in React Native Starter, developers can accelerate the app development process and reduce time-to-market.
  • Community Support
    React Native and its associated tools, like React Native Starter, benefit from a large community, providing abundant resources, tutorials, and third-party libraries.
  • Cost Efficiency
    Using a starter kit like React Native Starter can reduce development costs due to its reusable components and lower maintenance requirements.

Possible disadvantages of React Native Starter

  • Performance Limitations
    While React Native offers near-native performance, there might still be limitations for highly demanding applications compared to purely native development.
  • Learning Curve
    Developers new to React Native or coming from other development backgrounds might experience a learning curve when adapting to React Native Starter.
  • Dependency Management
    React Native Starter relies on third-party libraries, which can lead to compatibility and dependency management challenges over time.
  • Limited Customization
    While starter kits provide useful templates and components, they may impose limitations on custom designs and features unique to specific business needs.

Category Popularity

0-100% (relative to Calcumber and React Native Starter)
Online Calculators
100 100%
0% 0
Developer Tools
0 0%
100% 100
Education
100 100%
0% 0
Design Tools
0 0%
100% 100

Questions & Answers

As answered by people managing Calcumber and React Native Starter.

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 React Native Starter. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, React Native Starter seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Calcumber mentions (0)

We have not tracked any mentions of Calcumber yet. Tracking of Calcumber recommendations started around Jul 2026.

React Native Starter mentions (1)

  • 12+ React Boilerplates & Starter Kits For Developers In 2021
    React Native Starter is a fancy starter kit available in bright colors, built with React Native like a project template for mobile application. React Native Starter got modular architecture, tons of inner components like sidebar, navigation, form elements to aid you in coding. Flatlogic provides full support and updates in the premium version of the starter kit. - Source: dev.to / over 5 years ago

What are some alternatives?

When comparing Calcumber and React Native Starter, you can also consider the following products

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

React Native Desktop - Build OS X desktop apps using React Native

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 .

NativeBase - Experience the awesomeness of React Native without the pain

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

React Native Paper - React Native Paper is a high-quality, standard-compliant Material Design library that has you covered in all major use-cases.