Sequoia invested another $50 million, and WhatsApp was valued at $1.5 billion.In a December 2013 blog post, WhatsApp claimed that 400 million active users used the service each month.On February 19, 2014, months after a venture capital financing round at a $1.5 billion valuation,The acquisition caused a considerable number of users to try and/or move to other message services. WhatsApp released a statement saying that "the feature is working properly," and that images stored in the camera roll cannot be deleted due to Apple's security layers.In November 2019, WhatsApp released a new privacy feature that let users decide who adds them to the group.On December 17, 2019, WhatsApp fixed a security flaw that allowed cyber attackers to repeatedly crash the messaging application for all members of group chat, which could only be fixed by forcing the complete uninstall and reinstall of the app.For security purposes, since February 1, 2020, WhatsApp has been made unavailable on smartphones using legacy operating systems like Android 2.3.7 or older and iPhone iOS 8 or older that are no longer updated by their providers.In March 2019, WhatsApp released a guide for users that had installed unofficial modified versions of WhatsApp and warned against data loss in case users persisted in using the same as it considered banning such users.In October 2019, WhatsApp launched an unprecedented lawsuit against an Israeli surveillance firm NSO Group, accusing that it was behind the highly sophisticated cyber attacks on over 100 human rights activists, journalists, lawyers, and academics. Later on, it also added support for iOS, Nokia Series 40, and Nokia S60 (Symbian).An unofficial derivative called WhatsAppTime has been developed, which is a standard There are similar solutions for macOS, such as the open-source On May 10, 2016, the messaging service was introduced for both Microsoft Windows and A story circulated in 2019 that iPad support was coming.However, as of March 2020, WhatsApp does not run on the Apple iPad. iOS users can elect to save media to their camera roll automatically. WhatsApp also claimed that the firm violated American law in an “unmistakable pattern of abuse”.In January 2020, a digital forensic analysis revealed that the Amazon founder In December 2015, it was reported that Islamic State terrorists had been using WhatsApp to plot the In April 2017, the perpetrator of the Stockholm attack reportedly used WhatsApp to exchange messages with an ISIS supporter shortly before and after the It has been asserted that WhatsApp is plagued by scams that invite hackers to spread malicious viruses or malware.WhatsApp is owned by Facebook, whose main social media service has been blocked in China since 2009.On March 1, 2016, Diego Dzodan, Facebook's vice-president for Latin America was arrested in Brazil for not cooperating with an investigation in which WhatsApp conversations were requested.On May 2, 2016, mobile providers in Brazil were ordered to block WhatsApp for 72 hours for the service's second failure to cooperate with criminal court orders.WhatsApp, one of the most activated messaging apps along with other social media networks such as Facebook and WhatsApp handled ten billion messages per day in August 2012,In May 2017, it was reported that WhatsApp users spend over 340 million minutes on video calls each day on the app. WhatsApp is free and offers simple, secure, reliable messaging and calling, available on phones all over the world.

By early 2011, WhatsApp was one of the top 20 apps at Apple's U.S. App Store.By February 2013, WhatsApp had about 200 million active users and 50 staff members. The client application was created by WhatsApp Inc. of Koum named the app WhatsApp to sound like "what's up". They include services like WhatsApp has increasingly drawn its innovation from competing services, 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. These could be a social networking service like Facebook, a messaging service, maybe search and other things like weather. WhatsApp is free and offers simple, secure, reliable messaging and calling, available on phones all over the world. He also said that new mobile phones would be sold in Germany with the WhatsApp brand and that their ultimate goal was to be on all In August 2014, WhatsApp was the most globally popular messaging app, with more than 600 million users.On January 18, 2016, WhatsApp's co-founder Jan Koum announced that it would no longer charge users a $1 annual subscription fee, in an effort to remove a barrier faced by users without credit cards.By June 2016, the company's blog reported more than 100 million voice calls per day were being placed on WhatsApp.On November 10, 2016, WhatsApp launched a beta version of On February 24, 2017, (WhatsApp's 8th birthday), WhatsApp launched a new Status feature similar to In September 2017, WhatsApp's co-founder Brian Acton left the company to start a nonprofit group,In January 2018, WhatsApp launched WhatsApp Business for small business use.In April 2018, WhatsApp co-founder and CEO Jan Koum announced he would be leaving the company.Later in September 2018, WhatsApp introduced group audio and video call features.On October 25, 2018, WhatsApp announced support for Stickers. Facebook had also failed to purchase SnapChat a year earlier.At the time, WhatsApp had more than 400 million users around the world.WhatsApp was founded by Jan Koum and Brian Acton in 2009. The idea, he said, is to develop a group of basic internet services that would be free of charge to use – 'a 911 for the internet.' Several top results have names and logos resembling WhatsApp itself, and some users do not realize they are using a third-party client. Previously the Android and Nokia Series 40 versions used an In November 2017, Whatsapp released a new feature that would let its users delete messages sent by mistake within a time frame of 7 minutes.Multimedia messages are sent by uploading the image, audio or video to be sent to an On April 5, 2016, WhatsApp and Open Whisper Systems announced that they had finished adding end-to-end encryption to "every form of communication" on WhatsApp, and that users could now verify each other's keys.You can directly start a WhatsApp converstation without having the phone number in your address book by opening a special link containing the phone number.In July 2018, WhatsApp encouraged people to report fraudulent or inciting messages after Researchers and journalists have called on WhatsApp parent company, Facebook, to adopt measures similar to those adopted in India and restrict the spread of hoaxes and fake news.WhatsApp was initially criticized for its lack of encryption, sending information as In 2016, WhatsApp was widely praised for the addition of In May 2019, a security vulnerability in WhatsApp was found and fixed that allowed a remote person to install spyware by making a call which did not need to be answered.In September 2019, WhatsApp was criticized for its implementation of a 'delete for everyone' feature.

It allows users to send text messages and voice messages, make voice and video calls, and share images, documents, user locations, and other media.