WhatsMyName App
Find any username across 732 platforms, free, no signup
WhatsMyName App launched on May 16, 2026.
What it does
WhatsMyName App checks 732 social media, gaming, forum, coding, and dating platforms simultaneously for any username. Results stream in real time in your browser. No install, no account. Every confirmed result is a clickable link to the live profile. Export everything to CSV in one click. Built for OSINT researchers, security professionals, journalists, HR teams, and anyone who wants to understand their digital footprint or verify an online identity. Completely free. Open source dataset.
Free username search tool that checks 732 platforms at once. No account needed, no install required. Results in seconds.
One search across 732 platforms at once. WhatsMyName App checks social networks, gaming sites, forums, coding communities, dating apps, and more. Results appear in seconds. No account needed, no install required. WhatsMyName App is a free username search tool and OSINT platform that checks whether a username exists across 732 websites in seconds. Security researchers use it to map a target's digital footprint during investigations. Journalists use it to verify whether an identity is consistent across platforms. Individuals use it to audit their own online presence and find accounts they may have forgotten about. It scans social media, gaming networks, developer communities, forums, dating…from whatsmynameapp.us
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Author here. This site lets you put in a username and get the users with the most similar writing style to that user. It confirmed several users who I suspected were alts and after informally asking around has identified abandoned accounts of people I know from many years ago. I made this site mostly to show how easy this is and how it can erode online privacy. If some guy with a little bit of Python, and $8 to rent a decent dedicated server for a day can make this, imagine what a company with millions of dollars and a couple dozen PhD linguists could do. Here's Paul Graham:…
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