LibreOffice Calc is the spreadsheet component of the LibreOffice software package. Developed by The Document Foundation
License: Open Source
LibreOffice - Calc is a powerful, open-source spreadsheet application with extensive functionality and cross-platform support, making it suitable for a wide range of users. In contrast, iWork - Numbers offers a more streamlined, aesthetically pleasing experience but is tied to the Apple ecosystem, which may limit its accessibility for non-Apple users.