sleepingtime.org
Sleeping Time will fetch the last 1000 tweets of a Twitter user and then determines the approximate sleeping schedule based on the time when the account is least active on Twitter.
LINK: http://sleepingtime.org/
socialbearing.comSleeping Time will fetch the last 1000 tweets of a Twitter user and then determines the approximate sleeping schedule based on the time when the account is least active on Twitter.
LINK: http://sleepingtime.org/
socialbearing.com