bwt
// compare · seo

Rank Math vs All in One SEO

The two challengers to Yoast's throne, weighed against each other. Both pitch themselves as the modern, better-value alternative to the category incumbent — Rank Math by loading its free tier with features, All in One SEO (AIOSEO) by undercutting Yoast on Pro pricing while shipping a polished, WooCommerce-friendly toolkit. This is the matchup for anyone who's already decided against Yoast and just wants to know which alternative fits.

// at a glance
Product PriceLighthouseWP.orgOpen CVEsInstalls
Rank Math $79894.8 ★04,000,000+
All in One SEO $49884.7 ★03,000,000+

Lighthouse: reproducible median of 5 mobile runs · CVEs: open advisories, Patchstack + Wordfence · Ratings: WordPress.org

// the picks
Best free feature set
Rank Math

The most generous free tier in WordPress SEO — multiple keywords, redirects, 404 monitoring, and a deep schema builder without paying. The pick if you want maximum capability at zero cost.

Best value Pro license
All in One SEO

A modern feature set — advanced schema, dedicated WooCommerce SEO, a link assistant — at the lowest entry price to Pro of the major plugins. The pick when you already know you'll pay and want the most for the least.

// head to head

Rank Math

SEO · Free, Pro from $79 · Since 2018
Full review

Rank Math launched in 2018 as the aggressive modern alternative to Yoast SEO. The free version matches features that Yoast charges Premium for: multiple focus keywords, redirect manager, internal linking suggestions, schema markup controls. Faster release cadence than Yoast. The most credible Yoast competitor by install count.

Pros

  • Free tier matches Yoast Premium on many features (multiple keywords, redirects, schema controls)
  • Modern admin UI with cleaner information hierarchy than Yoast
  • Faster release cadence and more aggressive feature shipping
  • Strong WooCommerce-specific SEO controls

Cons

  • Newer codebase and smaller team mean slightly less battle-tested than Yoast
  • Pro upsell flow is also aggressive (just in a different style than Yoast)
  • Less independent education / training material than Yoast Academy

All in One SEO

SEO · Free, Pro from $49 · Since 2007
Full review

All in One SEO (AIOSEO) is the third major WordPress SEO plugin, originally launched in 2007 by Michael Torbert and acquired by Awesome Motive in 2020. Refreshed under new ownership with modern admin UI, expanded schema support, and tighter integration with the Awesome Motive product family (WPForms, MonsterInsights, OptinMonster).

Pros

  • Mature codebase with 18+ year history
  • Tighter integration with the Awesome Motive product family than Yoast or Rank Math
  • Free tier covers solid on-page SEO baseline
  • Strong WooCommerce-specific SEO features

Cons

  • Awesome Motive product family upsell flow is aggressive across all admin screens
  • Pro tier renewal pricing has crept up since the 2020 acquisition
  • Smaller community discussion than Yoast or Rank Math
The verdict

If free is the priority, Rank Math wins — its free tier is the most feature-dense in the category. If you know you're buying a Pro license, All in One SEO gives you a full modern feature set at a lower entry price than either Yoast or Rank Math Pro, with especially strong WooCommerce support. Both are clean, well-maintained choices; the split is simply free-tier depth versus paid-tier value.

// see also

Best WordPress SEO Plugins

The full ranked roundup, with the best pick for each use case.
// faq

Frequently asked questions

Is Rank Math or All in One SEO better for free users?
Rank Math. Its free tier includes multiple focus keywords, redirects, 404 monitoring, and a wide schema builder, whereas All in One SEO reserves more of its advanced features for Pro. If you never intend to pay, Rank Math gives you more.
Which is better for WooCommerce SEO?
All in One SEO has a dedicated WooCommerce SEO module in its Pro tiers — product schema, optimized product and category titles, and sitemap handling tuned for stores. Rank Math also supports WooCommerce, but AIOSEO's store-focused packaging makes it the more natural fit if ecommerce SEO is your priority.
Are Rank Math and All in One SEO good alternatives to Yoast?
Yes. Both cover the SEO fundamentals — titles, meta, sitemaps, schema — to the same standard as Yoast, and both provide importers that migrate your existing Yoast metadata. Rank Math wins on free-tier depth; All in One SEO wins on Pro-tier value.
// methodology

Every figure in the comparison table is pulled from the same reproducible pipeline behind each plugin's detail page — Lighthouse scores are the median of five mobile runs on identical hosting, and open-CVE counts come from Patchstack and Wordfence Intelligence on every build. The editorial call is ours; the numbers are measured, not vendor-supplied.