A/B See
WordPress A/B testing in two shortcodes.
Plugin Tag: a/b testing
Formidable A/B Tests
Easily A/B test your Formidable Pro created forms.
Beta Flags … now with A/B Testing!
Thanks to: James Williams, whose plugin inspired this one (https://github.com/jamesrwilliams/feature-flags)
Puchi A/B Testing
Puchi is simple content A/B testing plugin with powerful feature.
SplitWit
Optimize your website for maximum convertibility. This plugin lets you use SplitWit to run experiments…
Audio Comparison Lite
Time synchronized A/B comparison for audio files (mp3, wav…).