From link building to local SEO, keyword research and more.
Check out the full list of our 53 favorite SEO tools below.
Free Keyword Research Tools
AlsoAsked
AlsoAsked uses data from People Also Ask db center.uk to provide and organize your search information. You can perform your search directly on the site or export your results to a CSV file or graph.
At the time of writing, AlsoAsked is in Beta, so users have free access to the “Bulk” account that includes 1,000 searches per month . Once the beta period ends, the free version will offer 10 searches per month.
AlsoAsked tool
Image Credits: AlsoAsked
Why we like it: While this tool is useful for general keyword research, it also offers a great way to organize a playlist for individual pieces of content by showing you topics related to your search.
QuestionDB
Enter a broad keyword and QuestionDB will suggest related topics and specific questions asked by users .
QuestionDB tool
Why we like it: QuestionDB is another useful topic generator . We especially like the fact that it offers related topics mentioned in questions ; this way you can find related keywords or popular topics that you might have otherwise missed.
Search Response
Search Response uses People Also Ask data to provide the most popular questions people ask online . By entering a keyword or phrase, the system provides PAA questions based on popularity and topic groups, similar to the Keyword Magic Tool .

Search Response Tool
Why we like it : In addition to the People Also Ask tool, Search Response offers a tool called People Also Search For that shows what people are searching for when they bounce from their initial search page.
Using the Google Suggest feature, this keyword research tool checks whether the keyword you entered is spelled the way people search for it. If not, you can edit your keyword to match the most popular wording.
SEO Keywords Spelling Checker
Why we like it : Since these suggestions come from Google, they reflect what’s trending in real time. This is a quick way to make sure you’re considering trending topics.