Buy now pay later; Payment processors
Who left Sezzle, and who still runs it
547 websites in the top 1M run Sezzle, observed directly from the rendered page in the July 2026 crawl.
43
stopped running it that month
4
of those are 11–500 employees
106
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Sezzle
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Cloudflare 100%core-js 97%HSTS 97%Cart Functionality 97%HTTP/3 95%Google Analytics 91%Open Graph 83%Priority Hints 83%jQuery 78%Shopify 75%
Share of a 547-domain sample of Sezzle users that also run each.