|Operating system||Android 6.0 or later, iOS 13 or later|
The World’s Online Festival (WOLF) is a community-oriented messaging and gaming app for iOS and Android. The platform allows users to chat, entertain, and perform on a Stage—live microphone slots for up to 5 people, form and join large groups based on common interests, send instant messages and drop images and voice recordings into conversations. The application has 80 million accounts worldwide. WOLF Headquartered in London with branch office locations in Newcastle and London, UK, and Amman, Jordan.
In 2014, the company had revenues of $14 million. The Sunday Times Tech Track 100 2015 ranks Palringo 7th out of 100 companies. 
Palringo was developed by Martin Rosinski in 2006. In August 2006, Northstar Ventures invested £650,000.
In 2010, Palringo launched an enterprise version of the app, offering companies private group communication networks.
In August 2012, Palringo began a shift away from the B2B market towards the consumer community. The business model entails selling virtual products such decorative profile stickers, Bots and functional utilities.
In May 2014, Palringo acquired Swedish games developer Free Lunch Design (FLD), who previously worked with Disney, Paramount and Marvel.
In September 2014, the company reiterated its strategy on combining games and instant messaging by focusing on adding gaming capabilities.
In May 2015, Palringo acquired Finnish chat games developer Tribe Studios, which developed Dramagame technology, multiplayer role-playing games development tools.
In late 2019, Palringo introduces Stages, a platform within its app that allowed up to five users to broadcast live audio within their chat group.
In February, 2020, Palringo officially re-branded to The World’s Online Festival (WOLF).
In 2013, the company launched a charitable initiative aimed at their users in the Gulf region during the month of Ramadan, which enabled users to donate Palringo credits through a special charity Bot. Palringo users raised over US$230,000 for Charity Right and Islamic Relief.
During Ramadan in 2015, Palringo raised more than $300,000 to be split between Action Against Hunger and Islamic Relief Worldwide.