Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

Trivia for Google Chat - Team-building w/ fun quizzes, games right inside Google Chat

Influitive - Influitive helps companies increase customer lifetime value and accelerate sales with the power of their own customer advocates. Inspire your customers to stay longer, share their experiences, and attract new business.

Flinkit! - Web-hosted team building games for small and large companies

Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.

Sorry App - Turn outages into opportunities