Tool guide

WhatsMyName App: Find Any Username Across 732 Platforms

WhatsMyName App is a free username search tool that checks over 732 websites simultaneously to find where a specific username exists. Type in any handle and it returns a list of platforms, from Reddit to TikTok to developer forums, where that username has a registered account. Results stream in real time, no account needed, no install required.

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What is WhatsMyName App

WhatsMyName App is an OSINT (open-source intelligence) tool built for username enumeration. This site is an independent web interface, built and operated by us. It runs on the WhatsMyName platform detection dataset, which was created by Micah Hoffman, known in the security community as WebBreacher, and is community maintained on GitHub under the CC BY-SA 4.0 licence. Anyone can audit that dataset, contribute new platforms to it, or run their own local copy of the original project.

The tool works by sending a read-only request to each platform in its database using the username you enter. It checks whether the response matches a known pattern that confirms an account exists. If it does, the platform is marked as found. If it does not, it is marked as not found or returns an error if the site behaved unexpectedly.

The database currently covers 732 platforms across social media, gaming, coding communities, forums, dating sites, finance platforms, music and video services, tech communities, shopping, image hosting, news sites, and business networks. The list is maintained by the open-source community and updated regularly.

How to Use WhatsMyName App

The fastest way to use WhatsMyName App is through the web version on this site. No download, no account, no API key.

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The tool is free, requires no sign-up, and runs directly in your browser. Enter any username and see where it exists across 732 platforms in under 90 seconds.

Try WhatsMyName App Free