Keyword Research
Google Keyword Planner: what it does, what it costs
Google's own keyword estimates, built for advertisers and useful to everyone else.
Google Keyword Planner at a glance
Every row is a verified field or an honest absence. A row is dropped rather than filled with an em dash, so the length of this table says how complete the record is.
| What it is | Google's own keyword estimates, built for advertisers and useful to everyone else. |
|---|---|
| Category | Keyword Research |
| Best suited for | Cross-checking volume figures from paid tools against Google's own |
| Starting price | Free with a Google Ads account |
| Free plan | Yes |
| Free trial | None offered |
| Main strength | Google's own data rather than a third party's model of it |
| Main limitation | Requires a Google Ads account, which is friction for anyone not advertising |
| Evidence | Primary-source researched |
| Closest alternatives | Google Trends, Google Search Console, Semrush, Ubersuggest |
| Pricing checked | 19 August 2026 |
| Record checked | 19 August 2026 |
What Google Keyword Planner is
Keyword Planner discovers keywords related to a product, service or URL and reports Google's own estimates of how many searches each receives, what it would cost to bid on, and how a set of keywords would perform as a campaign. It is free, and it belongs to Google Ads rather than to the search team.
That ownership explains both its value and its shape. The data comes from Google rather than from a third-party crawl, which makes it the closest thing to an authoritative volume source — and it is presented for advertisers, so the framing is bids, forecasts and ad groups rather than difficulty and SERP composition.
It belongs in an SEO stack as a cross-check rather than a primary tool. When two paid tools disagree about a term's volume, this is the tiebreaker. The commercial signals are also more honest than any organic difficulty score: what advertisers are willing to pay for a click tells you what the traffic is worth far better than a 0-100 index does.
What you can use it for
- Cross-check a paid tool's volume estimate against Google's own figure
- Read commercial intent from bid estimates rather than from an organic difficulty score
- Discover keywords from a competitor's URL rather than from a seed term
- Group a keyword set into themes before turning it into pages
The features that matter for SEO
Each one says what it does and the SEO job it serves. A vendor feature list without that second half tells you nothing you could not read on their own site.
Discover new keywords
Returns keyword suggestions from a seed term, a product description or a website URL.
The URL input is the underused one — pointing it at a competitor's page returns what Google associates with that page, which is a different and often better list than a seed term produces.
Monthly search estimates
Reports Google's estimate of how many searches each keyword receives per month.
The tiebreaker when two paid tools disagree. It is Google's own estimate rather than a third party's model of it.
An estimate presented for advertising planning, not a measured count. Treat it as authoritative-ish, not exact.
Bid estimates and competition
Shows top-of-page bid ranges and advertiser competition for each keyword.
The most honest commercial-intent signal available free. What advertisers pay per click says more about a query's value than any organic difficulty score.
Forecasts
Projects clicks, impressions and cost for a keyword set at a given bid and budget.
Useful for sizing an opportunity in money rather than in sessions, which is the language a budget conversation happens in.
Keyword grouping
Organises a keyword set into categories and ad groups.
A free first-pass clustering. Cruder than a dedicated clustering tool, and it costs nothing.
Location and language targeting
Restricts estimates to chosen countries, regions and languages.
Necessary for any non-single-market research, and included rather than metered.
Pricing and limits
Starting price: Free with a Google Ads account Checked 19 August 2026 Vendor’s own pricing page
| Plan | Price | What it includes |
|---|---|---|
| Keyword Planner | $0 /mo |
|
Strengths and limitations
Strengths
- Google's own data rather than a third party's model of it
- Free, with no usage cap on the tool itself
- Bid estimates are the clearest free signal of commercial intent
- Accepts a URL as input, which returns a different keyword set than a seed term
- Forecasts express opportunity in money rather than in sessions
Limitations
- Requires a Google Ads account, which is friction for anyone not advertising
- Built for advertisers, so it reports bids and forecasts rather than organic difficulty or SERP composition
- Figures are estimates presented for campaign planning, not measured counts
- Groups semantically similar keywords together, which hides variants an SEO would treat separately
- No organic difficulty score, no SERP features, no rank tracking
Who it is for, and who should skip it
Worth it if
- Cross-checking volume figures from paid tools against Google's own
- Judging commercial intent from what advertisers pay
- Anyone who already runs Google Ads and has the account open
Skip it if
- You want organic difficulty and SERP analysis — it reports neither
- You will not create a Google Ads account
- You need keyword-level granularity that survives Google's grouping
Alternatives to Google Keyword Planner
Each one answers when it is the better choice, which is the only thing a list of competitors is useful for.
- Google Trends Choose it when you need seasonality and direction of travel rather than volume and cost.
- Google Search Console Choose it when the question is about your own site, where first-party recorded data beats any estimate.
- Semrush Choose it when you need organic difficulty, SERP data and competitor research alongside volume.
- Ubersuggest Choose it when you want volume and CPC in an SEO-shaped interface without a Google Ads account.
Sources and verification
Last verified 19 August 2026 1 day ago
Pricing 19 August 2026 Features 19 August 2026
- About Keyword Planner Documentation verifies features, limits, pricing checked 19 August 2026
- Keyword Planner product page Official site verifies availability checked 19 August 2026
What changed
- 19 August 2026 — Included despite belonging to the Google Ads ecosystem rather than to search. It is a legitimate SEO-supporting keyword utility — Google's own volume data, free — and the brief admits it on exactly that basis.
Questions
Do I need to run ads to use Keyword Planner?
You need a Google Ads account, but you do not need an active campaign or any spend to open the tool. Creating the account is the friction; using the planner itself is free.
Is Keyword Planner data more accurate than Ahrefs or Semrush?
It is Google's own estimate rather than a third party's model of Google, which makes it the natural tiebreaker when two paid tools disagree. It is still an estimate, presented for advertising planning, and it groups semantically similar keywords in ways an SEO would want separated.
Why use Keyword Planner if I only do SEO?
Two reasons. It settles volume disputes between paid tools, and its bid estimates are the clearest free signal of what a query is commercially worth — considerably more informative than an organic difficulty score, which measures competition rather than value.