KnowEm has been discontinued. Similar apps include Instant Username Search, which is free and open source. Other options are Namechk, Gravatar, Chirp.blue and NameOyster. In total there are seven Social Networks like KnowEm for the web and self-hosting.
Instant Username Search is a free and open-source web app to check if a username is available on services like Facebook, Instagram, Reddit, GitHub and much more. It's available online or as a self-hosted app.
Use Namechk to see if your desired username or vanity url is still available at dozens of popular Social Networking and Social Bookmarking websites. Promote your brand consistently by registering a username that is still available on the majority of the most popular sites.
An "avatar" is an image that represents you online—a little picture that appears next to your name when you interact with websites.
Elon Musk tweeted that Twitter is finally going to purge inactive accounts. This means that you can finally get your desired handle, but you have to be quick!
The global brands of today all seem to have catchy names yet for bootstrapped startups; these short names are expensive to invest in and hard to come by. But a brandable name is not necessarily a short name. Brandables are creative and sticky, but most of all, unique.
360username helps you find, check, and secure the same username across the internet. You can instantly search your preferred name across more than 90 platforms to see where it’s available.
NameClaim checks if your business name is available as a trademark, domain, and social handle. One search covers all three. Free, no signup.
United States
