Optimizely Usage Statistics

Websites using Optimizely

Download Lead List

Get a list of 997,618 websites using Optimizely which includes location information, hosting data, contact details, 316,901 currently live websites and 680,717 sites that used this technology previously.

Top 10k
Top 100k
Top 1m

Quantcast Top 10k
1,016 of 10,000


Quantcast Top 100k
3,947 of 100,000


BuiltWith Top Million
12,197 of 938,410


Entire Internet
246,344 of 365,371,059


Log in or Sign up for Free to see Optimizely history back another year to January 2015. View plans for historical access back to October 2010.

Optimizely empowers companies to deliver more relevant and effective digital experiences on websites and mobile through A/B testing and personalization.


Categories: Analytics and Tracking · A/B Testing · Conversion Optimization · Personalization · Site Optimization

Technology Won
Google Analytics 7,079
comScore 6,778

This table shows where Optimizely are gaining/losing customers from within the technologies in the same sub-categories of A/B Testing, Conversion Optimization, Personalization and Site Optimization. View the full report for more information regarding countries, states and where Optimizely's customers come from.

Physical locations of businesses using Optimizely.

Get access to data on 997,618 websites that have used Optimizely. We know of 316,901 live websites using Optimizely and an additional 680,717 sites that used Optimizely historically

View Website List

Get a list of websites using Optimizely

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A/B Testing

Visual Website Optimizer

61,498 websites


47,561 websites

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