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What Is the Best Free Keyword Research Tool for UK Websites? The Ultimate Face-Off (With Charts!)

Graham keywordnumbersJuly 18, 20267 min read
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What Is the Best Free Keyword Research Tool for UK Websites? The Ultimate Face-Off (With Charts!)

Ever felt like finding the perfect keyword research tool for UK websites is like trying to order a decent cup of coffee at a petrol station? You know what you want, but you’re not sure it actually exists. Good news: you’re about to discover which free tools genuinely deliver the goods for UK search, with side-by-side comparisons and no marketing fluff.

You’ll get:

  • A quick-fire explanation of what to look for in a UK keyword tool
  • Real comparison charts of the top free options (no, not just the usual suspects)
  • A worked example so you can see how these tools stack up with real numbers
  • FAQs that actually answer what you’re wondering
  • Let’s get you ranking without rinsing your wallet.

    What Makes a Keyword Research Tool 'Best' for UK Websites?

    Here’s what most people miss: not every keyword tool cares about UK search data. Some are like American satnavs — great until you ask for directions to 'Tesco' and end up at a gas station in Iowa. For UK websites, you need:

  • Reliable UK search volume data (not just US numbers with a Union Jack slapped on)
  • Local keyword suggestions (think 'MOT' not 'DMV')
  • Free to use (no surprise paywalls after three searches)
  • Useful SERP analysis (see what’s really ranking in Blighty)
  • Export options (because copy-paste is not a workflow)
  • The Free Keyword Research Tools Worth Your Time

    Bet you didn’t realise how many 'free' tools are just demo bait for paid upgrades. Here’s the real shortlist for UK-focused SEO — and yes, we’ll show you the warts as well as the wonders.

    ToolUK Search DataFree Usage LimitLocal SuggestionsExport OptionsSERP Analysis
    KeywordNumbers Free Keyword ToolYesUnlimitedYesYes (CSV)Yes
    Google Keyword PlannerYes (sort of)UnlimitedSomeYesNo
    Answer the PublicYes3 searches/dayYesNoNo
    UbersuggestYes3 searches/dayYesYes (limited)Yes (limited)
    Moz Keyword ExplorerYes10 queries/monthSomeYes (limited)Yes

    The Short Version

  • KeywordNumbers — Unlimited searches, clean UK data, and full exports. No 'paywall surprise' halfway through your coffee. Try the free tool here.
  • Google Keyword Planner — Decent for volume, but you’ll need an AdWords account, and the keyword ideas can be… how do we put this… bland.
  • Answer the Public — Great for content ideas, but you’ll hit your search limit fast. Like a free sample tray at a cheese shop.
  • Ubersuggest — Useful, but the free tier is stingy. Good as a backup.
  • Moz Keyword Explorer — Nice interface, but the free quota is gone after a few serious sessions.
  • Worked Example: Hunting for UK Plumbing Keywords

    Let’s say you’re targeting 'boiler repair' terms in London. Here’s how the top tools compare with real numbers:

    ToolMain KeywordUK Search VolumeRelated SuggestionVolume (UK)
    KeywordNumbersboiler repair9,900/monthemergency boiler repair2,400/month
    Google Keyword Plannerboiler repair10,000/monthboiler servicing1,600/month
    Answer the Publicboiler repairN/A (ideas only)boiler repair near meN/A
    Ubersuggestboiler repair9,900/monthboiler replacement1,300/month
    Moz Keyword Explorerboiler repair8,800/monthgas boiler repair1,200/month

    Notice the pattern? Most tools are in the same ballpark for monthly searches (give or take a few hundred). But only KeywordNumbers and Ubersuggest give you unlimited, actionable keyword suggestions for free — and only KeywordNumbers lets you export the whole lot without a 'please upgrade' popup.

    Oh, and if you like your data in imperial as well as metric: 9,900 monthly searches is about 10,800 US monthly searches (for the same keyword in the States). But if you’re optimising for UK, stick to UK figures.

    The Pros and Cons of Each Tool (No Fluff)

    ToolProsCons
    KeywordNumbersUnlimited, real UK data, exports, no loginNewer tool, fewer 'brand' features
    Google Keyword PlannerOfficial data, wide rangeNeeds AdWords account, ideas limited
    Answer the PublicGreat for content inspirationLow daily limit, can’t export lists
    UbersuggestClean UI, SERP analysisFree plan is tight, nags to upgrade
    Moz Keyword ExplorerQuality suggestions, SERP insightsFree credits run out quickly

    How to Choose the Right Free Tool for Your Site

    Here’s the cheat sheet:

  • If you want limitless UK data and easy exports: KeywordNumbers Free Keyword Tool
  • If you’re already running ads: Google Keyword Planner can double as a research tool
  • For content brainstorming (not hard data): try Answer the Public
  • If you just want a second opinion: Ubersuggest or Moz (just don’t get attached — the free ride ends quickly)
  • Questions People Are Actually Asking

    Most tools use similar baseline data, but for UK-specific accuracy and unlimited searches, KeywordNumbers is tough to beat. Google Keyword Planner is solid for search volumes, but less so for creative suggestions.

    Can I get UK search volume data without paying?

    Yes. Both KeywordNumbers and Google Keyword Planner offer UK monthly volume without charging. The catch? Google’s figures are sometimes rounded or grouped, while KeywordNumbers gives granular numbers.

    Which free tool works best for long-tail keywords in the UK?

    KeywordNumbers and Answer the Public both excel with long-tail suggestions — but only KeywordNumbers lets you export full lists and filter by exact UK volume.

    Do I need to create an account to use these free keyword tools?

    No account needed for KeywordNumbers or Answer the Public (unless you want to upgrade). Google Keyword Planner requires a Google Ads account, even if you’re not running ads.

    Are there any free keyword tools that show what’s ranking in the UK right now?

    Yes, KeywordNumbers and Ubersuggest both let you peek at the UK SERPs and see who’s actually ranking for your target keywords. Moz Keyword Explorer also offers SERP snapshots, but with tight usage limits.

    How often is UK search volume data updated in these tools?

    Most reputable tools, including KeywordNumbers and Google Keyword Planner, update monthly. It’s rare to get real-time data in any free tool.

    Can I export the keyword data to CSV for free?

    Yes, KeywordNumbers lets you export unlimited results to CSV without signing up. Ubersuggest and Moz allow some exporting, but with limits or after login.

    Conclusion: What’s the Winner?

    If you want a free, no-nonsense keyword research tool tailored for UK websites, KeywordNumbers Free Keyword Tool wins for unlimited searches, local data, and easy exports. Google Keyword Planner is a solid backup, but it’s a bit like making tea in the microwave — it’ll do in a pinch, but you can do better.

    Ready to find the perfect keywords for your UK site? Try the free KeywordNumbers tool now — and finally get data that’s as local as a chippy on Friday night.

    Free tools to put this into practice

    Reading is one thing — testing your own pages is what moves the needle. Here are the free KeywordNumbers tools that pair best with this guide:

  • Keyword Search Volume Checker — see estimated monthly searches, trends and seasonality for any keyword.
  • AI Keyword Ideas — generate fresh, related keyword ideas around your topic in seconds.
  • Keyword Density Checker — check how often your target terms appear so your content reads naturally.
  • Page Speed Analyser — test how fast a page loads and see exactly what is slowing it down.
  • Meta Tag Analyser — audit every meta tag on a page in one click.
  • Every one of our free SEO tools is genuinely free to use, with no sign-up required.

    Ready to research your keywords?

    Try our free keyword tools — no signup required.