
Description: Playment is an AI-powered data annotation platform that helps companies label images, videos, text, and sensor data for machine learning model development. It offers features like automation-assisted annotation, quality control, global workforce, and data security to improve data labeling efficiency.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Appen is a web data annotation platform that helps train AI models by having a crowd of workers manually label data. Companies hire Appen to provide human annotated data.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API