Slim SEO vs Yoast SEO
Updated 5 Oct 2026. 27 features compared side by side.
Minimal, automatic SEO plugin with free redirects, 404 log, news sitemap and BYO-key AI meta; Slim SEO Pro adds schema builder, link tools and…
Long-running WordPress SEO plugin with readability and keyphrase analysis, schema, sitemaps and a Premium tier that bundles Local, Video and News SEO.
Choose Slim SEO if…
- You need search console integration and 404 monitor
- You also want broken link monitoring
- You want the lower entry price ($59/yr vs $118.80/yr)
Choose Yoast SEO if…
- You need robots.txt editor and llms.txt file
- You also want video sitemap and IndexNow / instant indexing
- You want the more complete feature set (84/100 vs 70/100)
- You prefer the more widely used option
Slim SEO includes 3 features that Yoast SEO lacks, including 404 monitor, Broken link monitoring and Search Console integration; Yoast SEO has 5 that Slim SEO lacks, including robots.txt editor, llms.txt file and Video sitemap. Both include 15 of the 27 features we track. 2 features are not yet verified for one or both plugins.
At a glance
Feature comparison
Click a screenshot to see both plugins side by side.
Slim SEO Yoast SEOOn-page8/88/8
Auto-generated titles and descriptions with per-post overrides and dynamic variables.
Per-post SEO title and meta description with templates and snippet preview.
Pro writing assistant scores keywords, readability (Flesch-Kincaid) and structure.
SEO, readability and inclusive-language scoring in the editor.
Writing assistant accepts several keywords and a main keyword; Pro only.
Free allows one focus keyphrase; Premium supports up to five per post.
Link Manager suggests contextual internal links.
Internal linking suggestions and orphaned content tools are Premium-only.
Facebook Open Graph, Twitter card and LinkedIn tags generated automatically.
Free outputs Open Graph and X meta; visual social previews need Premium.
Free AI meta titles/descriptions, single or bulk, using your own provider API key.
AI generation of titles and meta descriptions plus AI Optimize and Summarize.
Automatically adds missing image alt text.
Analysis checks image alt text, but there is no automatic alt/title generation.
No spreadsheet-style meta editor; the AI tool can bulk-generate titles and descriptions.
Tools > Bulk editor lets you edit titles and descriptions in a table.
Technical7/119/11
Auto XML sitemap at /sitemap.xml with image entries.
Automatic XML sitemaps for posts, pages, taxonomies and authors.
Free outputs basic schemas automatically; visual builder and custom JSON-LD are Pro.
Automatic schema graph plus FAQ and HowTo blocks.
Breadcrumb trail with settings, WooCommerce-aware.
Breadcrumb output for themes with matching schema.
Free redirects with 301/302/307/410/451, regex matching and CSV import/export.
Redirect manager with automatic prompts and CSV import/export.
Free 404 log with hit counts and quick redirect creation.
No 404 logging feature is listed for free or Premium.
No robots.txt editor; sitemap is added to the virtual robots.txt only.
Built-in file editor for robots.txt and .htaccess.
No llms.txt file; Pro instead serves Markdown versions of posts to AI agents.
One-click llms.txt generation available in the free plugin.
Google News sitemap created automatically for posts.
News SEO (Google News sitemap) is now bundled with Premium.
No video sitemap documented.
Video SEO with video sitemaps and schema is bundled with Premium.
No IndexNow or instant indexing feature in docs.
IndexNow pinging is listed as a Premium feature.
Link Manager scans for and helps repair broken links.
No broken link scanning tool is offered.
Specialist1/22/2
No dedicated local SEO module; LocalBusiness support in the Pro schema builder not confirmed.
Local SEO (locations, opening hours, local schema) included with Premium.
Product variables, Pinterest/OG product tags and shop breadcrumbs; Pro schema adds Woo integration.
Separate paid Yoast WooCommerce SEO plugin/plan ($178.80/yr, includes Premium).
Insights & tools2/31/3
Pro connects Search Console for performance, keyword and page reports.
Search Console metrics shown in Yoast's dashboard via Google's free Site Kit plugin.
No rank tracker; only Search Console data in Pro.
Keyphrase position tracking via the Wincher integration (Wincher account).
Migrates data from Yoast SEO, AIOSEO, Rank Math and SEOPress.
Free importer covers Rank Math, AIOSEO, SEO Framework, Squirrly and more.
Admin & agency0/32/3
No role or capability manager in docs.
Adds SEO Manager and SEO Editor roles; no granular capability manager.
No white-label options.
No option to rebrand or hide Yoast branding is offered.
Multisite compatibility not documented.
Supports network activation with network-level settings.
Statuses: Yes Pro Add-on Partial 3rd-party No ?
Pricing compared
Slim SEO Freemium
| Free | $0 |
|---|---|
| Personal | $59 per year, 1 site |
| Freelancer | $119 per year, 10 sites |
| Agency | $179 per year, Unlimited |
Yoast SEO Freemium
| Free | $0 |
|---|---|
| Yoast SEO Premium | $118.80 per year, 1 site |
| Yoast WooCommerce SEO | $178.80 per year, 1 site |
Downloads trend
Slim SEO
10,373 downloads last week
Yoast SEO
4,763,529 downloads last week
Verdict
Yoast SEO scores higher on our feature checklist (84/100 against 70/100) and includes robots.txt editor, llms.txt file and video sitemap that Slim SEO does not. Slim SEO still has the edge on search console integration and 404 monitor. Paid plans start at $59/yr for Slim SEO and $118.80/yr for Yoast SEO. Check the features you rely on in the table below before deciding.
Biggest differences
Slim SEO: paid version (Personal). Yoast SEO: third-party. Pro connects Search Console for performance, keyword and page reports.
Slim SEO: included. Yoast SEO: not included. Free 404 log with hit counts and quick redirect creation.
Slim SEO: not included. Yoast SEO: included. Built-in file editor for robots.txt and .htaccess.
Slim SEO: not included. Yoast SEO: included. One-click llms.txt generation available in the free plugin.
Slim SEO: not included. Yoast SEO: paid version (Premium). Video SEO with video sitemaps and schema is bundled with Premium.
Slim SEO: not included. Yoast SEO: paid version (Premium). IndexNow pinging is listed as a Premium feature.
Written from the feature, pricing and install data on this page, not from hands-on testing. How we compare.
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FAQ
Which is better, Slim SEO or Yoast SEO?
Yoast SEO scores higher on our feature checklist (84/100 against 70/100) and includes robots.txt editor, llms.txt file and video sitemap that Slim SEO does not. Slim SEO still has the edge on search console integration and 404 monitor. Paid plans start at $59/yr for Slim SEO and $118.80/yr for Yoast SEO. Check the features you rely on in the table below before deciding.
Which has more features?
Yoast SEO includes 22 of the 27 features we track, against 18 for Slim SEO. Feature count is only part of the picture; check which of the differences matter to you.
Is Slim SEO free?
Slim SEO has a free version on WordPress.org. Paid plans start at $59/yr.
Is Yoast SEO free?
Yoast SEO has a free version on WordPress.org. Paid plans start at $118.80/yr.
Feature data last changed 5 Oct 2026. Spotted something wrong? Suggest an edit to Slim SEO or Yoast SEO. Some links are affiliate links. We may earn a commission at no cost to you; it never affects our data or rankings.