Heroku Detector
Check any public website to see whether it uses Heroku.
Public website signals onlyNo signup requiredFast lookup
Websites using Heroku
Browse real website examples detected with Heroku.
View examplesMore Hosting detectors
Compare related tools and identify the wider stack behind a website.
Browse detectorsWhat we check
Stackcrawler looks for public page markers, scripts, platform fingerprints, metadata, and other visible implementation clues.