SolidSheets is described as 'Offers a user-friendly interface and powerful features to manage and analyze your data. Easily open, edit, and print CSV, SSFS/SSFS64, and XLSX files. With advanced formulas, charts, and machine learning algorithms, accelerate your workflow' and is a Spreadsheet app in the education & reference category. There are more than 100 alternatives to SolidSheets for a variety of platforms, including Windows, Web-based, Mac, Linux and Android apps. The best SolidSheets alternative is ONLYOFFICE, which is both free and Open Source. Other great apps like SolidSheets are LibreOffice - Calc, Apache OpenOffice, Microsoft Excel and Google Sheets.