Install the Unless user experience optimization service on your website. You can insert targeted, personalized content and features, and automatically …
As of April 2026, Unless is a WordPress ux plugin with 80 active installations and a 5/5 rating from 2 reviews. It has been downloaded 12K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2017. Last updated 3 years ago — may have compatibility concerns. Top alternative: Mouseflow for WordPress.
Unless is a UX optimization engine. It lets you segment website visitors into audiences, show tailored versions of your web pages to each of those audiences (content, add-on components or inline features), and subsequently measure success rates using AB tests. This typically will increase your websites conversion rates and ad revenue.
This plugin adds the Unless service to all your WordPress pages. Simply copy/paste the Account ID from your Unless dashboard into the input field and save settings.
Important note: this version of the plug-in works from version 5 of Unless. If you are still on version 4, go to Unless.com to upgrade. You will be rewarded with many additional features and an even faster service.
| WordPress | 3.0.1+ requiredTested up to 6.1.10 |
| PHP | false+ required |
1.0 – initial version.
1.1 – rebrand to Unless.
1.2 – hard version with script embed change.
2.0 – upgrade to Unless version 5.
2.1 – set priority for wp_head hook.
2.2 – added DNS preconnect for script and API domain
2.3 – now it remembers the account id after deactivation
2.4 – slightly different snippet, with 404 unlock feature
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.