Content testing tools

Helps you test web A/B versions of sites/applications and share that knowledge with others, making everyone smarter in the process.
Is the #1 weekly evangelizing in conversion optimization — in particular through A/B and multivariate testing.
Is a self-serve hosted service that provides marketers doing paid search, banner ads, email or social media marketing, the easiest way to create, publish & test promotion specific landing pages without the need for IT or developers.
A free A/B testing tool from the search giant. A great option to get started, but lacks advanced features.
Server-side frameworks for Ruby on Rails developers. Requires programming and integration in code.
An easy-to-use A/B testing tool, with advanced features such as WYSIWYG editor, click maps, visitor segmentation and tag-less integration.
Landing-page creators with integrated A/B testing
Enterprise testing tools.
Helps you fine tune your landing pages and calls to action by analyzing the most prominent elements of your design.
Reveal your visitors' mouse moves, clicks, and scrolls with In-Page Web Analytics.
Allows business owners to evaluate the online experience, measure customer satisfaction and quickly implement website improvements based on real visitor feedback.
The fastest, cheapest way to find out why users leave your website
See how your visitors actually use your website with reports on visitor browsing recordings, live chat, heatmaps, polls and more