Klout was launched.
Klout integrated with Google+.
Klout changed its scoring algorithm, lowering many scores and a lot of complaints were raised.
Klout partnered with Wahooly for its beta launch.
Klout was able to raise an estimated $30 million from a host of venture capital firms.
Klout acquired local and mobile neighborhood app Blockboard.
Klout announced the inclusion of Instagram analytics in factoring Klout scores.
Lithium Technologies acquired Klout.
Lithium announced that they would be ending their services on May 25, 2018.