
Description: ZK Spreadsheet is an open-source spreadsheet software that is fast, lightweight and feature-rich. It is written in Java and offers Excel-comparable functions, charts, pivot tables, collaboration features and data bindings.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Zoho Sheet is an online spreadsheet software and part of the Zoho Office Suite. It offers core spreadsheet functionality like calculations, pivot tables, charts and collaborative editing for teams.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API