Top Alternatives to EtherCalc

Microsoft Excel is a powerful spreadsheet application widely used for organizing, analyzing, and visualizing data. It provides a comprehensive set of tools for calculations, data manipulation, charting, and creating reports, making it essential for a wide range of professional and personal tasks.

LibreOffice Calc is a powerful and free spreadsheet application, part of the LibreOffice suite. It offers extensive functionality for creating, editing, and managing spreadsheets, including complex calculations, data analysis, charting, and compatibility with various file formats, including Microsoft Excel.

ONLYOFFICE is a powerful and secure office suite offering online document, spreadsheet, and presentation editors. It fosters collaboration with real-time co-editing and integrates seamlessly with various cloud storage services, providing a robust platform for both individual and team productivity.

Apache OpenOffice Calc is a powerful spreadsheet application for analyzing, managing, and presenting data. Part of the OpenOffice suite, it offers a comprehensive range of functions for both casual users and data professionals, providing a free and open-source alternative for handling numbers and lists effectively.

Gnumeric is a powerful, open-source spreadsheet application developed as part of the GNOME Free Software Desktop Project. It offers a comprehensive set of features for numerical analysis, data visualization, and general spreadsheet tasks, providing a viable alternative to commercial spreadsheet software.

Etherpad is a powerful, open-source web-based editor enabling real-time collaborative document creation and editing. Multiple users can work on the same document simultaneously, seeing each other's contributions instantly and identified by unique colors. Ideal for teams needing seamless co-authoring.

NeoOffice is a robust office suite specifically designed for macOS users. It provides a comprehensive set of tools for word processing, spreadsheets, presentations, drawing, and databases, directly integrating with the macOS environment.

PanXpan is a comprehensive business intelligence and data analysis platform designed to empower companies to gain actionable insights from their internal data. It offers robust reporting, visualization, and data management tools to support data-driven decision-making across various business functions.

Spread32 is a highly portable and lightweight spreadsheet application for creation, editing, and managing data with a focus on core functionality and compatibility.