
ovoSEO
6.6#4 in seo testing softwareFrom €9.99 a monthFree planWebAPI
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The Free plan is described for founders and small blogs, while Pro targets business owners, entrepreneurs, and professional bloggers. The Agency plan is aimed at agencies, SEO consultants, and freelancers.
SERP Split suits site owners or SEO practitioners comparing similar pages after a defined change. Its guidance is geared toward experiments with substantial click volume and a 21–30 day run.