Software Alternatives, Accelerators & Startups

Calcapp VS REI3

Compare Calcapp VS REI3 and see what are their differences

Calcapp logo Calcapp

Build apps instead of spreadsheets

REI3 logo REI3

Fulfill your software requirements with REI3 on-premise or in the cloud. REI3 is an open platform for pre- or self-built web applications.
  • Calcapp Landing page
    Landing page //
    2023-09-28
  • REI3 Landing page
    Landing page //
    2021-03-23

A free to use, open application platform. REI3 offers a growing number of ready-to-use business applications for all company sizes. Running on-premise or in the cloud, REI3 uses modern web technologies to work well on all device sizes, from workstations to smartphones.

Also included: The Builder. A graphical, low-code tool to build upon existing or create completely new REI3 applications. With visual form editors for user interfaces but also access to complex data structures and performance optimization features, highly scalable applications are simple to create.

Features

  • Fully integrated, turn-key solution on Windows.
  • Running anywhere: Windows, Linux - on-premise or in the cloud.
  • Looks good anywhere: Optimized for large and small screens.
  • Free to use: Companies, institutions or private individuals.
  • Many features for building applications: Forms, calendars, notifications, custom functions, sub queries, conditional filters, indexing, composite-keys, field states, preset records and many more.
  • Integrated repository: Install & update applications from our central repository from within REI3.
  • Open platform: Anybody can build and publish their own applications, with support for self-hosted repositories.
  • Open source: Use, change and build REI3.
  • Direct feedback: Direct access to application authors to request features/changes from within REI3.
  • Support (coming soon): Reasonable priced support offerings for small or large scale REI3 instances.

REI3

Website
rei3.de
$ Details
freemium €69.0 / Monthly
Platforms
Browser Linux Firefox Web Cross Platform Cloud
Release Date
2020 October

Calcapp features and specs

No features have been listed yet.

REI3 features and specs

  • Unlimited Users: Yes
  • Build applications: Build and publish applications for yourself and others
  • Cloud or on-premise: Deploy locally on-premise or in the cloud
  • Turn-key solution: Fully stand-alone solution on Windows - easy to setup on Linux
  • Portable: Portable version for testing & development

Category Popularity

0-100% (relative to Calcapp and REI3)
Spreadsheets
100 100%
0% 0
Developer Tools
0 0%
100% 100
Spreadsheets As A Backend
Software Development
0 0%
100% 100

User comments

Share your experience with using Calcapp and REI3. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, REI3 seems to be more popular. It has been mentiond 2 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.

Calcapp mentions (0)

We have not tracked any mentions of Calcapp yet. Tracking of Calcapp recommendations started around Mar 2021.

REI3 mentions (2)

  • Best Software for Business
    With REI3 you can fulfill your requirements. REI3 is a business management software, super flexible, opensource and free of charge. You can find a live demo on the REI3 website. https://rei3.de/home_en/. Source: almost 3 years ago
  • Migrate or upload legacy code to Outsystems?
    Btw. I also work on a low-code platform (REI3) - we are free to use but have no feature like that. Source: over 3 years ago

What are some alternatives?

When comparing Calcapp and REI3, you can also consider the following products

Publisheet - Publish your Excel sheets to the web as dynamic web applications with formula support.

OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.

CALCONIC_ - Build & add interactive calculators to your website! Choose from more than 50 premade calculators or build your own from scratch. No coding required. Free plan available. Zapier Integration. Publish Anywhere.

Vaadin Framework - Vaadin is a web application framework for Rich Internet Applications (RIA).

SpreadsheetConverter.com - Use online spreadsheets, smart forms and beautiful charts in your blog or website. Put your booking and order forms online. Show live charts. Change any cell and the online spreadsheet or live chart immediately updates itself.

Apache Sling - Apache Sling is a REST based web framework,