Software Alternatives, Accelerators & Startups

Parse-Server VS Calcumber

Compare Parse-Server VS Calcumber 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.

Parse-Server logo Parse-Server

parse-server. Parse-compatible API server module for Node/Express. JS, 14271, 3819. parse-server-conformance-tests. Conformance tests for parse-server adapters.

Calcumber logo Calcumber

Calculate in a notebook and share โ€” from everyday math to engineering.
Visit Website
  • Parse-Server Landing page
    Landing page //
    2023-09-14
  • 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

Parse-Server features and specs

  • Open Source
    Parse-Server is open-source, which means it's free to use and you can modify the source code to fit your specific needs. It also benefits from community contributions and improvements.
  • Backend as a Service
    It provides a backend as a service (BaaS), offering out-of-the-box features like data storage, user authentication, and push notifications, which allows developers to focus more on the frontend.
  • Cloud Independence
    You can deploy Parse-Server on any cloud service of your choice, giving you flexibility and control over your server environment, unlike other closed BaaS options.
  • Rich Feature Set
    Parse-Server includes a rich set of features such as live queries, GraphQL support, and file storage, which helps in developing complex applications efficiently.
  • Community Support
    An active community supports Parse-Server, providing regular updates, plugins, and extensions that can help solve common issues and expand the server's capabilities.

Possible disadvantages of Parse-Server

  • Self-Hosting Requirements
    Unlike fully managed BaaS platforms, you need to set up and maintain your own server infrastructure to use Parse-Server, which can be time-consuming and require technical expertise.
  • Limited Native SDKs
    Although Parse-Server provides SDKs for various platforms, it may not offer the same level of support or regular updates as commercial platforms, leading to potential compatibility issues with newer technologies.
  • Scaling Challenges
    Managing and scaling a self-hosted service can be challenging, especially for applications with growing and fluctuating user bases, requiring additional resources and infrastructure management.
  • Potential Feature Lag
    As an open-source project, Parse-Server might lag behind the latest innovations or features that commercial BaaS providers can rapidly implement due to their resources and funding.
  • Community Reliance
    Since Parse-Server is community-driven, critical bug fixes and improvements depend on community input, which can result in slower resolution times compared to proprietary solutions with dedicated support teams.

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 Parse-Server

Overall verdict

  • Parse-Server is considered a good choice, particularly for developers looking for a flexible, open-source backend solution that avoids vendor lock-in. It offers a robust set of features out of the box, which can significantly accelerate the development process.

Why this product is good

  • Parse-Server is an open-source backend platform that allows developers to build applications faster by leveraging features like user authentication, push notifications, cloud functions, and real-time database capabilities. It is highly customizable, scalable, and can be deployed on any infrastructure. Moreover, it's backed by a strong community and extensive documentation, making troubleshooting and development easier.

Recommended for

    Parse-Server is recommended for startups, small to medium enterprises, and individual developers seeking a cost-effective backend solution with full control over their infrastructure. It's also ideal for projects that require rapid prototyping and deployment, app developers who need pre-built SDKs, and teams looking to migrate away from Parse's legacy hosted services.

Category Popularity

0-100% (relative to Parse-Server and Calcumber)
Developer Tools
100 100%
0% 0
Online Calculators
0 0%
100% 100
Design Prototyping
100 100%
0% 0
Education
0 0%
100% 100

Questions & Answers

As answered by people managing Parse-Server 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 Parse-Server and Calcumber

Parse-Server Reviews

Firebase Alternative: 3 Open-Source ways toย follow
Parse Server comes with a gazillion out-of-the-box features that allows you to get your MVP out quick and effortlessly. Currently, Parse server is the most popular and robust BaaS framework available that helps developers build mobile apps faster without any technical locks. It is an open source version of the Parse backend that can be easily downloaded for free on GitHub....
Source: medium.com

Calcumber Reviews

We have no reviews of Calcumber yet.
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Social recommendations and mentions

Based on our record, Parse-Server seems to be more popular. It has been mentiond 6 times 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.

Parse-Server mentions (6)

  • AI Coding: Building a 1-Hour App Clone Is Easy. Shipping It Is the Work
    If youโ€™re coming from the Parse ecosystem, it may help to know that Parse itself is a long-running open source backend framework. You can start from the official Parse Platform site, or go deeper with the communityโ€™s Parse Server repository. Our own developer docs are organized around that reality. If you want implementation-level guides, start with our SashiDo Documentation. - Source: dev.to / 5 months ago
  • What to choose for backend
    If you like headless CMS / Backend As A Service you should consider https://directus.io/ or https://github.com/parse-community/parse-server. Both nodejs and open source. Source: about 4 years ago
  • Any general purpose visualisation "just add the data" framework
    There's numerous standard backends which frontenders could use in simplistic cases to start, say https://github.com/PostgREST/postgrest or https://github.com/parse-community/parse-server. Source: over 4 years ago
  • Show HN: Caffeine, minimum viable back end for prototyping
    Parse is still around and supported: https://github.com/parse-community/parse-server. - Source: Hacker News / over 4 years ago
  • Ask HN: What Back End Framework with User Management Is Your Favorite?
    I am curious what backend framework you would choose to run with for prototyping an application with run of the mill user management requirements. That is functionality along the lines of: session management, password policies, password reset, user verifications, etc. Sadly it seems there really aren't any frameworks that have user management natively supported. The only one I am aware of is [Parse... - Source: Hacker News / about 5 years ago
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Calcumber mentions (0)

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

What are some alternatives?

When comparing Parse-Server and Calcumber, you can also consider the following products

Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

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

Marvel - Turn sketches, mockups and designs into web, iPhone, iOS, Android and Apple Watch app prototypes.

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 .

Moovweb Platform - Other Mobile Development

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