By SelPage Editorial Team - Last updated August 21, 2026
Affiliate disclosure: This article is educational. If you recommend SEO tools as an affiliate, disclose any commission relationship clearly.
Start with reliable free data

Best Free Tools to Use
Each tool answers a different SEO question.
Search Console
Check indexing, queries, pages, impressions, clicks, and technical search visibility.
Google Trends
Compare seasonality and rising interest before building a content calendar.
Keyword Planner
Find keyword ideas and advertiser demand signals from Google Ads data.
PageSpeed Insights
Check performance signals and identify slow page issues.
Connect SEO data to product clicks
Research
Organize
Improve

The Short Answer
The best free SEO tools for affiliate marketers are Google Search Console, Google Trends, Google Keyword Planner, PageSpeed Insights, browser search suggestions, and your own click analytics. Together they cover discovery, planning, technical checks, and performance review.
Use Search Console to understand what Google already sees, Trends to compare seasonal interest, Keyword Planner for keyword ideas, and PageSpeed Insights to test whether slow pages might hurt the user experience.
Simple Free SEO Workflow
- Find topics: use Trends and search suggestions to collect product questions.
- Estimate demand: use Keyword Planner as a directional research source.
- Publish helpful pages: write best lists, tutorials, comparisons, and category pages.
- Check indexing: use Search Console after publishing.
- Measure clicks: use SelPage analytics to see which recommendations get attention.
SelPage store owners can choose themes, create categories, and assign products to categories, giving SEO visitors a clearer path from content to affiliate offers.
Sources Checked
Free tool interfaces and feature names can change. Verify current Google help pages before publishing step-by-step screenshots.
FAQ
Free SEO Tools FAQ
Answers to common free SEO tool questions.
- Start with Google Search Console, Google Trends, Keyword Planner, PageSpeed Insights, and your affiliate store analytics.
- Yes. Search Console can help you understand search visibility, queries, indexing, and technical issues for pages you own.
- Free tools can cover the basics, but paid tools may add competitor data, larger keyword databases, rank tracking, and backlink analysis.
- Google Trends is useful for comparing interest over time, seasonality, and rising searches.
- SelPage analytics helps you see which affiliate products and categories get clicks after traffic reaches your store.
