Free tools
Tools for Founders
Free utilities for indie founders and developers. No signup, no API keys, no limits.
Link Inspector
Most popularCheck OG/Twitter preview tags and verify whether a page links back to you dofollow or nofollow.
Domain Age Checker
See when any domain was registered and how old it is in months using real WHOIS data.
Reddit Karma Checker
Check any user's total karma, link karma, comment karma, and account age.
Keyword Ideas
Get free keyword suggestions from Google's autocomplete — see what people actually search for.
Launching? OnlyFoundrs gives every listing a real dofollow link — List your product