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Hack Reactor VS Calcumber

Compare Hack Reactor VS Calcumber and see what are their differences

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Hack Reactor logo Hack Reactor

Learn to code at our top-rated coding bootcamp. Hack Reactor's award-winning Software Engineering course is offered onsite and online at campuses across the nation.

Calcumber logo Calcumber

Calculate in a notebook and share — from everyday math to engineering.
Visit Website
  • Hack Reactor Landing page
    Landing page //
    2023-04-21
  • 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.

Hack Reactor

Website
hackreactor.com
$ Details
-
Platforms
-
Release Date
-
Edit details

Calcumber

Website
calcumber.app
$ 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
Edit details

Hack Reactor features and specs

  • In-Depth Curriculum
    Hack Reactor offers a comprehensive curriculum that covers JavaScript and focuses on software engineering concepts, which can help produce well-rounded developers prepared for real-world challenges.
  • Strong Peer Network
    The program attracts dedicated and motivated learners, providing a robust peer network for collaboration, support, and future networking opportunities.
  • Experienced Instructors
    Instructors and mentors often have strong industry experience, offering valuable insights and practical guidance to students throughout the program.
  • Job Placement Support
    Hack Reactor provides career services, including resume workshops, interview preparation, and access to a network of potential employers to help graduates secure jobs in the tech industry.
  • Remote Learning Option
    The bootcamp offers an online learning option, allowing students to participate from anywhere, making it accessible to those who cannot relocate.

Possible disadvantages of Hack Reactor

  • Intensive Time Commitment
    The program is highly intensive and fast-paced, requiring full-time dedication, which might not be suitable for those with existing commitments like a job or family.
  • High Tuition Cost
    Hack Reactor is known for its relatively high tuition fees, which might be a financial barrier for some potential students without the means or access to financing options.
  • Limited Language Focus
    While the focus on JavaScript and related technologies is beneficial, the lack of diversity in programming languages might limit exposure to other in-demand technologies.
  • Self-Motivation Requirement
    The bootcamp requires a high level of self-discipline and motivation, especially in the online format, where students must manage their own schedules and workload effectively.
  • Prerequisite Skills Needed
    The intermediate program requires prior coding knowledge and some experience, making it less accessible for absolute beginners looking to enter the field.

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

Hack Reactor videos

+ Add

Hack Reactor Coding Bootcamp Review In 2020

More videos:

  • Review - Should You Go To A Coding Bootcamp? My Review of Hack Reactor (Part 1)
  • Review - Getting a Software Engineer Job With No Experience | Hack Reactor Coding Bootcamp

Calcumber videos

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

Add video

Category Popularity

0-100% (relative to Hack Reactor and Calcumber)

Hack Reactor

Calcumber

Development
100 100%
Development
0% 0
Math Calculators
0 0%
Math Calculators
100% 100
Online Learning
100 100%
Online Learning
0% 0
Math Solver
0 0%
Math Solver
100% 100

Questions & Answers

As answered by people managing Hack Reactor 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?

Calcumber's answer:

Eastern Switzerland University of Applied Sciences

User comments

Share your experience with using Hack Reactor and Calcumber. For example, how are they different and which one is better?
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What are some alternatives?

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

Codesmith - CodeSmith is a template-based code generator tool. It features a syntax nearly identical to ASP.

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

Lime Text - Lime Text is an open source text editor.

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 .

Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.

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

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