Description: Cash App is a mobile payment service developed by Square, Inc. that allows users to transfer money to one another using a mobile phone app. Key features include sending and receiving money instantly with no fees, setting up direct deposit, buying and selling bitcoin within the app, and getting a free debit card that can be used to make purchases or withdraw cash from ATMs.
Type: software
Description: Oppia is an open-source learning platform that allows users to create interactive online lessons called 'explorations'. It features a visual editor for building engaging content like quizzes, simulations, and feedback.
Type: software
Pricing: Open Source