Dedicated Username & Domain Checkers
Select any platform below to access dedicated availability lookup tools, handle guidelines, and instant registration links.
Instagram Username Checker
Verify Instagram handle availability, check existing account owner names, follower counts, and reserve your @handle.
TikTok Username Checker
Check if a TikTok @unique_id username is taken or available. Inspect public profiles and follower stats in real time.
YouTube Handle Checker
Search YouTube @handle availability for your channel before launching content or registering a brand.
X (Twitter) Username Checker
Instantly check X (Twitter) username availability and secure your brand handle across community networks.
GitHub Username Checker
Verify GitHub user and organization account names in real time. Perfect for developer portfolios & open-source projects.
Domain Name Availability
Check .COM, .IO, .DEV, .ORG, .NET, .CO, and .AI domains via real-time Cloudflare DNS queries.
All 100+ Network Endpoints
Full listing of all integrated resolvers in ShopApp Labs engine