In January 2010, support for Black Berry smartphones was added, and subsequently for Symbian OS in May 2010 and for Android OS in August 2010.In August 2011 a beta for Nokia's non-smartphone OS Series 40 was added.Originally users could only communicate with other users individually or in groups of individual users, but in September 2017 Whats App announced a forthcoming business platform which will enable companies to provide customer service to users at scale. in September 2007, the duo traveled to South America to take a break from work.Whats App, was founded in 2009 by Brian Acton and Jan Koum, both former employees of Yahoo! In January 2009, after purchasing an i Phone and realizing the potential of the app industry on the App Store, Koum started visiting his friend Alex Fishman in West San Jose where the three would discuss "...Providing a bundle of these free of charge to users will work like a gateway drug of sorts – users who may be able to afford data services and phones these days just don’t see the point of why they would pay for those data services.
On February 24, 2009, he incorporated Whats App Inc. However, because early versions of Whats App often crashed or got stuck at a particular point, Koum felt like giving up and looking for a new job, upon which Acton encouraged him to wait for a "few more months".
By early 2011, Whats App was one of the top 20 apps in Apple's U. At a keynote presentation at the Mobile World Congress in Barcelona in February 2014, Facebook CEO Mark Zuckerberg said that Facebook's acquisition of Whats App was closely related to the vision.