The Once site community now spans 32 countries around the world. About 200,000 users live in the United States. The site is also very popular in Europe, Australia, Canada, and New Zealand. The vast majority of participants are heterosexual. Gender analysis showed that there are slightly more men registered on the site than women. Although the platform is more friendly to women, only they are allowed to leave feedback on their dates with a man. This service is most popular among young people in English-speaking countries.