Build models effortlessly and share them with interactive, visual dashboards that everyone will understand.

Proton Sheets is described as 'End-to-end encrypted online spreadsheets enabling secure, real-time collaboration, access management, automatic calculations, and cross-device sharing for team data analysis' and is a Spreadsheet app in the office & productivity category. There are more than 50 alternatives to Proton Sheets, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows and Linux apps. The best Proton Sheets alternative is LibreOffice - Calc, which is both free and Open Source. Other great sites and apps similar to Proton Sheets are Microsoft Excel, Google Sheets, Collabora Office Classic and NocoDB.
Build models effortlessly and share them with interactive, visual dashboards that everyone will understand.

Zen gives you all the missing tools you never knew you wanted in Google Sheets. Zen is an overlay that adds SQL-like capabilities to Google Sheets.

Create workflows from your spreadsheet. Avoid buying software for every other process and use the technology you already know. Automate data transfer between spreadsheets with 15+ features.








A Cloud-based FP&A platform for SMEs, Startups, and Solopreneurs that allows you to quickly translate your financial data into meaningful insights.



Framacalc is an an online collaborative spreadsheet.
Currently it is uses Ethercalc software that is hosted on servers of Framasoft association.

Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.This site contains official configuration document, API, and tutorial.

Financial modeling software for SaaS companies. Gain insight into your cash trajectory. SaaS projections battle-tested with investors and boards.




Tables is a Nextcloud app alternative to RowShare, Airtable ....
With this app you are able to create your own tables with individual columns. You can start with a template or from scratch and add your wanted columns.




Obvibase is a distraction-free online database editor that you do not need to learn, but can just start using and benefiting from.


Calcul.io offers realtime calculator with notepad like interface and advanced features like unit conversions, currency rates or date time math.
