Making the work
Growing an audience
Running the business
yoast.com
4 tools that solve a similar problem. Compare what each costs and what it covers.
Backlink and keyword data at full depth
Ahrefs gives backlink and keyword data at full depth, from $129 with a free tier.
A crawler that explains what it found
Sitebulb crawls the whole site and explains what it found at $18, catching across pages what Yoast checks one post at a time.
Five SEO tools that do not need a manual
Mangools is five SEO tools that need no manual at $38, research rather than an editor checklist.
Rank tracking and link data from Moz Pro
Moz Pro brings rank tracking and link data at $49, so you can see whether the checklist worked.