The 9 best free tools to search for keywords

6 steps to do a keyword research
10 Steps to search for keywords and improve your SEO

The net is full of these tools. There are all kinds of alternatives: online, desktop applications, free and paid tools, etc.

<< Download the free guide to learn how to use keywords in your AdWords campaigns and Google >>

To facilitaros the most of this process, in this article we want to share with you the seven most effective tools to search online completely free keywords or  keywords .

You’ll probably notice missing some well known, as SEMrush or Wordtracker, since we have left only those that are completely free and in Spanish yield results.

Let’s review each tool in detail:


This tool is very useful if we look for ideas to expand towards long-tail  or long tail positioning our chance on a main keyword.


The tool has a language selector which allows us to choose better search results (you can test between and for any term). It also allows you to navigate between different search engines : YouTube, Bing, App Store, Google, etc.


The results of appear classified by block, and the tool uses the auto -complete Google to offer users search terms assiduously and therefore we want to know ahead of our planning. 

A great advantage of this online software is that you add options long queue using prefixes, suffixes and interfijos our search, which significantly enriches the semantic aspect. In this regard, we also detected genders and plurals.


In the same vein I found another classic SEO analysis: .

positioning-web-words-CLABE-ubersuggest.pngThis platform uses Google Suggest function in the same way, although in this case the only difference is sampling information , which appears in vertical format and allows you to select the most interesting and then get easily a table that leads us to our favorite tool for forecasting and observing traffic by keyword.

We have seen that the results are different from other similar applications, so we recommend using several to test results and whether it is really good idea to use a keyword or long tail long-tail keyword  before you start writing.

3. KW Finder 


With keyword finder we can obtain, for free and immediate, one dashboard on any terms that will help us a lot to make important decisions about our choice of keywords.

With every search we can see: 

  • A list of suggestions concerning search OU estimated volume and price in CPC campaigns and competition on the same channel.
  • The main competitors for our keywords (top 10 results of the SERP). Here we can see the Page Rank and Trust Rank of each of them.
  • An evolution in search trends.


A note goes a little unnoticed in the search result is the number of shares that each organic result has on major social networks: Twitter, Facebook, Google+, etc., which also gives us a clue about the potential viralización and dissemination of content that we generate.

4. Google Keyword Planner Tool

The most commonly used of all, by far, offers a different view to the others, no longer using the autocomplete but seeks a more intelligent connection (sometimes, maybe too much). 


With this tool we can get ideas for new keywords that are grouped according to subject or context search, which greatly facilitates navigation.

We recommend to always open platform on a tab to use its function “get search volume” Once you have gathered information with all the tools available, thereby will close the circle of research taking into account the wise opinion of Google.

5. Keyword Suggestion Tool for Small SEO Tools

On its website Small SEO Tools  first thing you’ll find is a search box and a button “check” (careful you do not do click on the right banner below that box, because it is a covert banner that says get free backlinks ).

The results of this tool are very surprising, since what we are direct results suggests that well could be the titles of articles on the subject sought, here you can see an example with our star request: “search keywords”. 


Except the surprising result “search for keywords in the Bible”, all others are chosen as the most interesting to carry out a content strategy.

6. TinySuggest

positioning-web-keywords-tiny-suggest.pngCreated by Tiny Rocket Lab, uses the same method as the tool Small SEO Tools to get a selection of more relevant results based on our search.

In addition, we can immediately download this list in an editable format to carry our favorite analysis tool keywords in just a few clicks.

7. Soovle

Curiously, I would also add a link to the unknown .


On this page we can obtain, in real time, keywords  , long-tail in different search engines some of the most popular pages in the world , such as YouTube, Wikipedia or Amazon. Although not highly optimized for the Castilian or working with sites that have no presence in Spanish – speaking countries (such as or language is very curious contrast autocomplete functions of these engines to see trends.

8. Google Keyword Tool

Google Keyword Tool


Despite having changed the design of this tool in recent years, Google Keyword Tool is a very interesting hot tool for estimating traffic of some terms and keywords that are planning to add the most suited to our content.

This tool helps us to produce large-scale content and get good opportunities for links. It also contributes to the brand positioning in search engines, so we recommend using it frequently.

9. Google Auto Suggest


This tool is not official, but could say it is incredibly useful. You can broaden your horizons to get best keywords for your content. If you do not know how to get these keywords , it is now very easy: Go to Google, start typing anything and a list of words just will appear under the search box .

And you’re done! Google AutoSuggest is a very interesting show which words or phrases most searched on Google are resource. It is very simple way to get information to start creating your content.

You know more interesting tools? Tell us in the comments.