OnlyOffice Spreadsheet offers collaborative, web‑based spreadsheet editing. Below are 20 popular spreadsheet software alternatives—ranging from cloud‑first suites to open‑source desktop apps—each with its own strengths for data analysis, collaboration, and automation.
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Cloud‑native spreadsheet with real‑time collaboration, AI‑assisted insights, and seamless integration with Google Workspace.
Web version of the industry‑standard Excel, offering familiar formulas, pivot tables, and OneDrive sharing.
Feature‑rich online spreadsheet with data cleaning tools, AI‑driven analytics, and extensive integration with Zoho’s suite.
Hybrid spreadsheet‑database platform that lets you organize data with rich field types, views, and automation.
Enterprise‑grade work execution platform built on a spreadsheet interface, featuring Gantt charts, automation, and reporting.
Free, open‑source desktop spreadsheet with powerful functions, charting, and compatibility with Excel formats.
Open‑source spreadsheet application offering extensive formula support and cross‑platform compatibility.
Mac‑ and iOS‑focused spreadsheet with elegant templates, real‑time collaboration via iCloud, and smooth visualizations.
Collaborative doc and spreadsheet tool from Salesforce, combining chat, tasks, and live editing.
All‑in‑one doc platform where tables act like spreadsheets, enriched with formulas, automation, and building blocks.
Open‑source, web‑based spreadsheet that requires no sign‑up; ideal for quick, anonymous collaboration.
Free office suite with a familiar Excel‑like UI, extensive formula library, and cloud sync.
Lightweight, open‑source spreadsheet for Linux/Unix, praised for accurate statistical functions.
Spreadsheet‑first CRM and project management platform that adds relational database capabilities.
Cross‑platform spreadsheet with a classic interface, supporting Excel formats and cloud storage.
Self‑hosted version of OnlyOffice's spreadsheet engine, offering full control over data and integration.
Free tier of Zoho Sheet, providing up to 5 users, basic formulas, and real‑time collaboration.
Full‑featured desktop Excel, part of Microsoft 365, with advanced analytics, Power Query, and VBA.
No‑code platform to connect, automate, and sync data across multiple spreadsheets and cloud sources.
Enterprise‑grade, LibreOffice‑based online spreadsheet for self‑hosted collaboration.