
By Si Quan Ong
SEO & Marketing Educator at Ahrefs
Here are ten that won't cost a dime.
Course provider: Ahrefs
Duration: 2 hours
Instructor(s): Sam Oh
Level: Beginner
Link: SEO Course for Beginners
This comprehensive course is ours and covers the fundamentals of SEO, including keyword research, on-page SEO, technical SEO, and link building.
Course provider: HubSpot
Duration: 3 hours 51 minutes
Instructor(s): Rachel Sheldon, Matthew Howells-Barby
Level: Beginner
Link: SEO Certification Course
HubSpot’s SEO Training Course is tailored for marketers, content creators, and anyone looking to enhance their website’s visibility. Through practical lessons and real-world examples, the course participants will learn how to build a robust SEO strategy, analyze their website's performance, and adapt to the changing algorithms of search engines.
Course provider: Google
Duration: 3 hours
Instructor(s): Google
Level: Beginner
This free course from Google Skillshop helps businesses discover ways to reach and connect with more customers online. It covers improving SEO and using online advertising (SEM) to boost sales and awareness.
Course provider: University of California, Davis
Duration: 28 hours
Instructor(s): Rebekah May
Level: Beginner
Link: Google SEO Fundamentals
Offered by the University of California, Davis, this course on Coursera delves into the fundamental aspects of SEO, including how search engines work and how to implement effective SEO strategies to attract more organic traffic.
However, due to its length (28 hours), it may not be the most suitable if you want to learn SEO fast.
Course provider: Yoast
Duration: 2 hours
Instructor(s): Joost de Valk
Level: Beginner
This free course discusses what SEO is and how it works. Some of the important points from the course are how to use keywords to optimize your website, how to write content that Google likes, and how to make your website crawlable by search engines.
Course provider: Ahrefs
Duration: 2 hours
Instructor(s): Sam Oh
Level: Beginner
Link: Keyword Research Course
This is our specialized course that focuses specifically on keyword research. It covers topics such as how to choose keywords, how to analyze search intent, and how to find low-competition keywords.
Course provider: Ahrefs
Duration: 1 hour 21 minutes
Instructor(s): Sam Oh
Level: Beginner to intermediate
Link: Technical SEO Course
Another specialized course from us, this course is designed for those looking to dive deeper into the technical side of SEO. It covers advanced topics such as site audits, page speed optimization, and how to resolve common technical issues that can impact search rankings.
Course provider: Blue Array
Duration: 7 hours
Instructor(s): Damion Edwards
Level: Beginner to intermediate
Aimed at professionals seeking to certify their expertise, this course covers a wide range of technical SEO topics, including crawling, indexing, ranking, and on-page optimization. From site architecture to schema markup, it equips learners with the skills to tackle technical challenges and improve website performance.
Course provider: Ahrefs
Duration: 44 minutes
Instructor(s): Sam Oh
Level: Beginner
Link: Local SEO Course
Ideal for businesses targeting local customers, this course teaches the basics of optimizing for local search. It covers essential tactics for improving local visibility, such as Google Business Profile optimization and local keyword targeting.
Course provider: Ahrefs
Duration: 1 hour 48 minutes
Instructor(s): Sam Oh
Level: Intermediate to advanced
Focusing on one of the most challenging aspects of SEO, Sam shares his years of experience creating campaigns, sending outreach emails, and building teams. This is a must-finish course if you need help building and scaling your link building operations.
The best way to learn SEO is to do.
So, don’t just go through the courses, take notes, and leave it aside. You need to actually execute to find out what works and what doesn’t. Create a website, implement the ideas you’re learning, and see if you can get more organic traffic to it.
That’s how you become an SEO pro.

Si Quan is a content marketer at Ahrefs. He has been involved in digital and content marketing for the past 5 years. Before he joined Ahrefs, he was content marketer at ReferralCandy, a 7-figure ARR SaaS company. Si Quan has spoken at some of the industry’s largest conferences in the Asia region, which includes TIECon and Digital Marketing Skill Share. He has also written for some of the industry’s most popular blogs like Sumo and SmartBlogger. His earliest work was marketing a product on Kickstarter, which eventually raised $150,000, more than double the original funding goal. The product was also featured on prominent tech websites, including Engadget, CNET and Digital Trends.
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