Zynga (enunciation in English: zɪŋˌgə) is a business that develops on the internet social video clip games, based on Internet 2.0 systems, located in San Francisco, California, United States. It was established in July 2007. The firm creates games comparable to web browsers autonomously and presents them as widget applications on social networks such as Facebook or MySpace.

Developer Coffee Stain Studios announced that the number of sells of the factory construction game Satisfaction has topped 3 million copies. Coffee Stain Studios publishes videos entitled Happy Holidays & Than You-Summary of Satisfaction IN 2021 on December 24, 2021, and Community Manager’s South Trenton is talking about Satisfaction. In a video of about 3 minutes, he announced that 3 million were reached, and thanks to the user. He also says that next year will send more videos and real conditions, and talked with the reaction of the secret story may have updates. Satisfaction has announced that it has exceeded 1.3 million sells in July 2020, and sells 17 million in the past year and 5 months.