ChaCha was an American human-guided search engine that provided free, real-time answers to any question, through its website, or by using one of the company's mobile apps.The company, founded in 2006 by Scott A. Jones and Brad Bostic, was based in Carmel, Indiana, United States, part of the Indianapolis metropolitan area.

[5] ChaCha announced on March 17, 2009,[6] a new round of equity financing totaling US$12 million,[7] while also laying off 25 people and reducing the salaries of the 56 remaining employees by 10 percent.

[10] A month later, co-founder Brad Bostic stepped down as company president, saying ChaCha no longer needed him for day-to-day operations.

[15] On December 12, 2016, ChaCha shut down operations due to declining advertising revenue, which left it unable to service its debt.

In July 2008, ChaCha launched its first mobile marketing campaign with Coca-Cola to promote its My Coke Rewards program to users interested in NASCAR racing.

[20] Fox News reported that ChaCha planned by mid-2008 to charge users $5–10 per month once they exceeded 10 queries.