Get ready for a challenging game of spelling, use as many letters as possible to make words from a dictionary of more than 15000 words.
It's also a race against time, you start out with 100 seconds, each completed word gives you a few more seconds, and if you use the 'Pass' button, you loose some.
The free version now includes the online leaderboard with Friends and Messages functions.
About the permissions:
INTERNET - Allows users to create an account, login,and post scores to Swarm Leaderboards.
READ_PHONE_STATE - Allows Swarm to prevent fraud and create a secure environment (no personally identifiable information is used).
ACCESS_NETWORK_STATE - Allows Swarm to detect when a user is online or when the user's connection has been lost.