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Keyword Discovery vs Keyword Tool

Keyword Discovery

keyworddiscovery.com

Keyword Tool

keywordtool.io

Side by side

FigureKeyword DiscoveryKeyword Tool
Price from$41.66/mo$68/mo
Free planYesYes
Free trialYes—
Open source——
WebYesYes
APIYesYes
Plans published56
Spec score · SEO APIs8.0 (#10)8.4 (#4)
Spec score · Keyword Research Tools8.0 (#15)8.3 (#10)
SupportSupport materials include an FAQ, forum, quick-start guide, user manual, and video tutorials; live chat is offered during business hours.The site directs users to contact support for custom subscriptions and refund requests within the 30-day guarantee period.

Plans

Keyword Discovery

  • StandardFree
  • Professional$49.95 a month
  • Enterprise XML API Access$495 a month
  • Professional$499.95 a year
  • Enterprise XML API Access$4,752 a year

Keyword Discovery pricing →

Keyword Tool

  • Starter$68 a month
  • Growth$148 a month
  • Scale$308 a month
  • Agency$628 a month
  • FreeFree
  • Enterprise & CustomPriced on request

Keyword Tool pricing →

In their own words

Keyword Discovery

Keyword Discovery compiles keyword statistics and search phrases used to find products and services, including terms that bring traffic to competitors. Its tools cover historical trends, competitor research, Keyword Effectiveness Indicator analysis, PPC bid values, keyword density, and domain research. The maker says its database contains nearly 38 billion searches from more than 200 search engines worldwide; it says collection happens daily and the online database is updated monthly. Listed regional databases cover Australia, Canada, the Netherlands, France, Germany, Italy, Norway, Poland, Portugal, Spain, Sweden, the UK, and the US. Results can be saved in projects and copied, renamed, translated, or exported. Keywords can be imported from Excel, text files, meta tags, and URLs. An XML API can supply keyword suggestions to a website or support a research tool. The service is aimed at SEO, PPC campaigns, niche marketing, and domain parking. The Standard plan is free. Professional costs $49.95 a month, and Enterprise XML API Access costs $495 a month. Free trial users can see at most 10 results per query; paid subscribers can access up to 1,000 through the website interface. The service is available on the web and through an API.

Visit keyworddiscovery.com

Keyword Tool

Keyword Tool generates long-tail keyword suggestions from autocomplete when given a seed term. It supports keyword and competitor research across 16 platforms, including Google, YouTube, Bing, Amazon, TikTok, Reddit, Pinterest and Google Trends. The free tool works without an account and can return 750+ Google autocomplete keywords. Paid plans add search volume, cost per click, competition scores, device breakdown and historical trends; they also support search-volume enrichment for up to 1,000 keywords per request, with daily capacity depending on the plan. Access includes the web interface, API and MCP, and Claude, Cursor and ChatGPT are named as compatible assistants. Google coverage includes 190+ countries, 68,000+ locations and 50+ languages. The site says Google and Bing metrics come from planner ecosystems, while volumes for other platforms are modeled estimates based on clickstream signals. Web, API and MCP share a daily request pool, and available MCP tools can vary by endpoint, plan and rollout status. Paid plans start at $68 a month. There is no free trial; the pricing FAQ lists a 30-day money-back guarantee for paid plans.

Visit keywordtool.io