Free SEO Tools
A growing collection of free tools to help you analyze and grow your organic search presence. No sign-up required.
Domain Rating (DR) Checker
Check the Domain Rating of any website along with its backlinks and referring domains in seconds.
- Instant DR score for any domain
- Backlink and referring domain counts
- No sign-up required
Meta Description Generator
Generate 3 AI-written meta descriptions from your page title and target keyword, with a live character counter.
- 3 AI-written variations per request
- Live 155-character counter
- Keyword-optimized copy
URL Slug Generator
Convert any page title or keyword into a clean, SEO-friendly URL slug instantly, right in your browser.
- Hyphen or underscore separators
- Optional stop-word removal
- One-click copy
Keyword Clustering Tool
Group up to 100 keywords into semantic clusters with AI. Get intent labels and pillar topics to plan your content calendar.
- Up to 100 keywords per run
- Intent labels per cluster
- Pillar topic suggestions
SERP Preview Tool
Preview your Google search snippet before you publish. Test your title tag and meta description against live pixel limits on desktop and mobile.
- Live desktop and mobile preview
- Pixel and character limit warnings
- No sign-up required
Keyword Density Checker
Paste any content to see keyword frequency, density percentage, and an instant over-optimization signal for your target keyword.
- Single, two, and three-word phrase density
- Over/under-optimization signal
- Runs in your browser, no sign-up
Long Tail Keyword Generator
Turn one seed keyword into 24 long-tail keyword ideas, grouped by funnel stage so you can match every query to search intent.
- 24 ideas across TOFU, MOFU, and BOFU
- Copy any keyword or a whole stage
- AI-powered, no sign-up required
LSI Keyword Generator
Turn one target keyword into 18 to 24 semantically related LSI keywords, grouped into themes so your content covers the whole topic.
- 18 to 24 related terms per run
- Grouped into semantic themes
- AI-powered, no sign-up required
Readability Checker
Check any text or URL for Flesch reading ease and grade level scores, then fix the exact sentences that are hard to read.
- Six readability scores plus text stats
- Flags hard, passive, and adverb-heavy sentences
- Paste text or check a live URL
Frequently asked questions
Everything you need to know about RankSpot's free SEO tools.
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