Keyword.io
Keyword.io: A free autocomplete research tool for early keyword discovery across platforms. Ranked #22 of 36 in Keyword Research Tools by our editors (7.2/10); pricing: Free plan; best for free basic autocomplete keyword ideas.
At a glance
- Editor score7.2 / 10
- PricingFree plan
- Best forFree basic autocomplete keyword ideas
- Free planYes
- Paid fromFree
- Keyword difficultyNo
- Facts checked22 Sep 2026
Where it wins
- Searches Google, Amazon, YouTube, Bing, TikTok, eBay and Wikipedia
- Targets results by country and language, with question and content ideas
- Saves and exports keyword lists as text files or clipboard copies
Where it doesn't
- Does not provide search-volume metrics
- No keyword-difficulty or SERP analysis
- No competitor-domain keyword discovery
Our verdict on Keyword.io
Keyword.io is a web-based keyword research tool for marketers, content teams, advertisers and researchers who need autocomplete ideas from several search platforms. Enter a seed keyword, choose a platform, country and language, and the tool returns suggestions based on publicly available search data. Its coverage includes Google, Amazon, YouTube, Bing, TikTok, eBay, Wikipedia and other platforms, giving it a practical role in SEO research, PPC planning, content development, e-commerce research and market research.
The product’s main strength is breadth across autocomplete sources without a paid entry point. Searches do not require signup, while an account enables keyword list saving and organization. Results can be exported as text files or copied to the clipboard, making the workflow suitable for collecting ideas before moving them into another research or planning tool. Question and content idea generation also helps turn a broad seed term into topics, phrases and product-search variations.
Keyword.io is best suited to discovery rather than quantitative evaluation. It supports search-intent data, but it does not provide search volume, keyword difficulty, SERP analysis or competitor-domain keyword discovery. That means users must use another tool when they need to prioritize terms by demand, assess ranking competition or examine competitor keyword portfolios. Choose Keyword.io for free, multi-platform autocomplete research and organized idea collection; choose a broader keyword platform when campaign decisions depend on volume, difficulty, SERP or competitor analysis.
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Keyword.io pricing
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Keyword.io fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Keyword difficulty | No |
| Search volume data | No |
| Search intent data | Yes |
| SERP analysis | No |
| Competitor keywords | No |
| Keyword results limit | Not verified |
| API access | Not verified |
| Deployment | Cloud |
| Platforms | Web |
| Compliance & security | GDPR |
| Support | |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan (source) |
| Website | keyword.io |
| Facts checked | 22 Sep 2026 |
Alternatives to Keyword.io
- KWFinderAn all-around keyword research suite with free access, local data, SERP analysis, and competitor research.9.4
- Google Keyword PlannerA free Google Ads planning tool with keyword metrics, forecasts, targeting, and API access.9.3
- Bing Webmaster ToolsA broad, no-cost SEO toolkit for Bing-focused research, diagnostics, and webmaster workflows.9.1
See all Keyword.io alternatives →
Also Ranked In
Keyword.io is ranked in 2 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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