Heroku vs Vercel

Vercel is the more common of the two in our index: it runs on 1,182 websites against 43 for Heroku, and 6 sites use both. Counts come from real scans, not vendor claims.

Heroku: 43
Vercel: 1,182

Heroku

Heroku is a cloud platform as a service (PaaS) supporting several programming languages.

Indexed sites: 43
Share of PaaS: 0%

Well-known sites using it

harvard.edu
klaviyo.com
force.com
auth0.com
northwestern.edu
zapier.com

All 43 sites

Vercel

Vercel is a cloud platform for static frontends and serverless functions.

Indexed sites: 1,182
Share of PaaS: 5%

Well-known sites using it

openai.com
f5.com
sentry.io
nginx.com
amplitude.com
weather.com

All 1,182 sites

Used together

6 sites run both Heroku and Vercel. That is 14% of the sites using Heroku, the smaller of the two.

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Want to know which one a particular site uses? Look it up and see its whole stack, or compare two sites side by side.