Yoast Seo Premium is developed by Yoast. You can download the version 18.3 for $5 or have it for free if you subscribe to a monthly plan.
Yoast Seo Premium is the SAME file as the original one (nulled version) developed by Yoast. The last update of April 13, 2022 comes with new features and known bugs have been fixed.
For more information, click here to visit the developer page of this Yoast Seo Premium.