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# The free courses worth finishing: SEO
- URL: https://www.scopecreep.co.uk/the-free-courses-worth-finishing-seo/
- Published: 2026-09-13T07:00:26.000Z
- Updated: 2026-09-13T07:00:26.000Z
- Author: Jamie Wright
- Tags: Out of Scope

New series, same rules as the books. Online courses need a "worth finishing" filter even more than books do, because course completion rates are legendarily dire, and because "free course" usually means one of two things: a genuinely free course, or a trailer for a paid one wearing a mortarboard. The filter here is strict on both counts. Everything below is genuinely free, no card details, no bait, and everything passes the Monday test: it has to change what you can actually do, not what you can claim on LinkedIn.

First subject: SEO. Partly because it's the most requested "more than a PM" skill, the one that turns up in product roles, marketing conversations and every founder chat you'll ever have. Mostly because I have a live test site for it: this blog. Scope Creep is new, small and unranked, which makes it the perfect laboratory, and this series will be marking its own homework in public as we go.

The happy secret of learning SEO in 2026: the best training is free because of how the industry works. The companies that know the most, Ahrefs, Semrush, HubSpot, sell tools, not courses, so their education is a shop window, and the quality is real. You're not the customer of these courses. You're the lead. Take the knowledge anyway.

## Semrush SEO Crash Course, with Brian Dean

Start here, for one reason: it's under an hour. Seven short video lessons from Brian Dean, who built Backlinko into one of the most cited SEO resources on the internet before Semrush acquired him, effectively. The course compresses his approach into the essentials: how to find keywords a small site can actually win, what on-page optimisation means beyond "use the keyword", and how links really work.

The Monday test result: within a week of this course, you can run a keyword gap on your own site and rewrite three page titles with intent behind them. That's more applied SEO than most people manage in a year of reading blog posts about it. It also functions as a diagnostic: if the crash course bores you, SEO isn't your gap and you've spent fifty minutes finding out, which is the cheapest career experiment on this page.

## Ahrefs' SEO Course for Beginners

The second sitting, around two hours, and the best structured of the three. Ahrefs teach SEO the way you'd want an engineer to: here's how search actually works, here's keyword research as a process rather than a vibe, here's on-page, here's links, in an order where each module earns the next. Sam Oh, who fronts most of it, has the rare instructor quality of showing the actual clicks rather than gesturing at concepts.

Pair it with Ahrefs Webmaster Tools, which is free for a site you own and gives you real backlink and keyword data to practise on. That pairing is what gets this course its place on the list: theory plus your own site's data in the same afternoon is where SEO stops being abstract. This is the course doing the heavy lifting on the Scope Creep experiment, and early homework has been humbling in exactly the way useful things are.

## HubSpot Academy's SEO Certification

The long read of the three, at roughly four hours, and the one to take last, once the first two have taught you enough to filter it. HubSpot's course is broader: content strategy, topic clusters, how SEO fits a wider marketing engine, which is precisely the altitude a product or delivery person needs, since you're more likely to be scoping and prioritising SEO work than executing all of it. It also comes with the most widely recognised free certificate in the field, and I'll allow it, on one condition: the certificate is a souvenir of the knowledge, not the destination. Which brings us to the skip.

## The one to skip: anything charging you for the certificate

The pattern to avoid isn't a single course, it's a category: paid certifications for knowledge that's free forty centimetres to the left. The flagship example is Moz's SEO Essentials certificate at $595, eight hours of content covering broadly what the three free courses above cover, with a PDF at the end. University-branded SEO specialisations run the same play with worse instructors and nicer fonts.

Here's the test that settles it: nobody hiring, and nobody deciding whether to trust you with their site, has ever asked to see an SEO certificate. They ask what you'd do about their rankings, and the free courses above equip you for that question identically. A paid certificate in a field the toolmakers teach for free isn't education, it's merchandise, and it fails the Monday test in the most literal way possible: on Monday, you're the same person, minus $595.

## The homework, since this series marks its own

The filter for this whole series is application, so here's the standing format for every instalment: what I actually did with it. For SEO, the checklist that came straight out of these courses and onto this site: Search Console connected, every article's title rewritten as something a human would search rather than something clever (a genuine loss, some of those titles), internal links added between related pieces, and a keyword-shaped question chosen for each future article before it's written rather than after.

Whether that works, the rankings will say, and this series will report back honestly, including if the answer is embarrassing. That's the deal with free courses: the course costs nothing, the finishing costs effort, and the proof costs publishing your own results. Two out of three were always available. This series exists for the third.