rb-keyword-research Details Reviews Development Advanced View Support This plugin has been closed as of March 17, 2024 and is not available for download. This closure is permanent. Reason: Author Request. Statistics Active versions Downloads Per Day Downloads history Meta Version 1.2 Last updated 3 years ago Active installations N/A WordPress version 5.5 or higher Tested up to 6.0.9 PHP version 5.4 or higher LanguageEnglish (US)