Dev tools · September 12, 2023
CustomFit.ai 2.0
Easiest A/B testing & website personalization platform
CustomFit.ai 2.0 launched on September 12, 2023 with 174 votes, #258 of 4,228 launches that month and more than 90% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
Try our No-code, Fast, Flicker-Free A/B Testing & Website Personalization Platform – Easy and Effective! A perfect alternative to Google Optimize.
CustomFit.ai is the website personalization, A/B testing, and conversion rate optimization (CRO) platform for Shopify and D2C brands. Personalize every visit, run rigorous experiments, and lift revenue — without engineers.
The CRO platform 2,400+ Shopify and D2C brands trust. No engineers. No flicker. Live in 4 minutes. Median results from brands running 6+ experiments in their first quarter. Most AI tools just give suggestions. CustomFit Copilot studies every detail of your page — copy, brand guidelines, product & ingredient details — then its ML engine (CustomFeds) generates the change and self-iterates until it's right. Plain-English in, on-brand experience out. Describe any change in plain English — edit copy, swap images, add blocks, restyle — and Copilot builds it on the page. Attach a reference or use voice. Scans your page across 7 dimensions and returns prioritized findings — each with a severity,…from customfit.ai
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