
DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.

Moz
Keywords Everywhere
Google Trends
Ahrefs
Soovle
KWFinder
SEMRush
KeywordTool.io is the best FREE alternative to Google Keyword Planner and Ubersuggest. It uses Google's autocomplete feature to get over 750+ long-tail keywords for any given query.

Which is more popular?
Based on our record, KeywordTool.io seems to be more popular. It has been mentioned 16 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devtoolstack.io | keywordtool.io |
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


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Overall verdict
Why this product is good
Recommended for
This tool is recommended for digital marketers, SEO specialists, content creators, bloggers, and PPC advertisers who are looking for a quick and efficient way to brainstorm keyword ideas and gain insights into search trends across multiple platforms.
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Keywordtool.io Review: Best Keyword Research Tool in SEO
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How often each product is chosen within a category, 0–100% relative to the other.


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Recommendations tracked on public social media and blogs since March 2021.


Tracking DeveloperToolStack since Aug 2026.
Thank you! At that time I used ahrefs but I think in my situation it is too expensive for me rn (since my SEO "casestudy" which got a real business for me, I got 3 clients for SEO, so wanna grow a lil bit and than buy ahrefs). So I... Source: over 3 years ago
I've checked https://keywordtool.io/ but 50 API Requests Per Day for their most expensive plan is a deal breaker, it needs to be in the thousands at least. Source: over 3 years ago
Two days ago I had a CPC of over 33 USD I got only 300 views yet Made a total of 1.92 USD that day which made me wonder how can I get a CPC of over 50 USD. Saw an article on medium guy who said he made 20k USD with only 750 k views and... Source: almost 4 years ago
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