Clearscope is an AI-assisted content optimization tool that analyzes top-ranking pages and delivers keyword and structure recommendations for SEO content.
AI SEO and AEO: content that ChatGPT, Perplexity, Claude, Gemini, Grok, and Google cite, plus native CMS publish. One flat plan, not a classic agency alone.
Free accessFree trial
Paid fromRankControl · $400$400/month, all-inclusive per the comparison block on rctrl.com.
Flat $400/month, optional strategist $1,500
AI SEO/AEO for ChatGPT through Google, not a classic agency alone
UK web-governance platform that checks accessibility (WCAG), SEO and content quality in one interface, with an AI assistant that explains findings in plain language and suggests fixes.
Free accessFree plan
Paid fromSilktide Platform (custom pricing) · contact salesNo public price: the pricing page states that cost depends on website size, support needs and required modules
Silktide AI explains accessibility and content findings in plain language and suggests alt text, meta descriptions and SEO improvements
Accessibility (WCAG 2.2), SEO and content governance in one interface
Alphabetical order. This is not a quality ranking.
Comparison criteria
We compare free access, paid entry, plan limits, features and the listed official sources. Unsourced figures stay marked as not published.
Methodology
Only confirmed entries appear in the catalog. Prices, plans and limits come from listed official vendor pages. Missing figures stay marked as not published. Search results are ordered by Task match by default; category and task lists are alphabetical. Both can be switched to Free access first; neither is a quality ranking. The vendor page always wins.
Is this a ranking?
No. Search results are ordered by Task match by default; category and task lists are alphabetical. Both can be switched to Free access first. We do not award stars or a test winner.
What does "free access" mean for the listed tools?
Free access can mean a permanently free plan, a time-limited trial, or a one-off starting credit with no card required. The exact type is stated on each tool's own page.
How many of the listed tools offer free access?
26 of 31 listed tools offer free access - a permanent plan, a trial, or a no-card credit.
How do I see tools with free access first?
Use the “Free access first” toggle above the list to see tools with free access first.