Site Kit by Google vs SEMrush SEO Writing Assistant
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| Feature | Site Kit by Google v1.190.0 · checked 23 Oct 2026 Free · ★ 4.2/5 Visit Details | SEMrush SEO Writing Assistant v1.2.1 · checked 23 Oct 2026 Free + paid · ★ 2.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 5M+ | 9,000+ |
| Last updated | October 19, 2026 | December 22, 2025 |
| Editions | Site Kit by Google | Semrush SEO Writing Assistant |
| Pros | Single dashboard for Google services; Search Console, Analytics 4 and PageSpeed Insights in wp-admin; Free and maintained by Google | Live content recommendations inside the editor; Works on posts, pages and products by default; Free to install with a Semrush account |
| Cons | Needs a Google account and access to each connected service; Telemetry is off until the user opts in; Several modules add scripts and requests to Google services on the site | Needs a Semrush account; keyword budgets depend on the plan; Interface and scoring load from Semrush's servers |
| Mentioned in our posts | — | 1 |
| Features (SEO plugins checklist) | ||
| Schema markup | — | No |
| XML sitemaps | — | No |
| Redirects | — | No |
| Local SEO | — | No |
| WooCommerce | — | No |
| Free version | — | Yes |
| More features | ||
| Other features | Analytics 4 reports and setup, Search Console data in the dashboard, PageSpeed Insights results, AdSense module, Tag Manager setup, Site verification with Google, Email reports to site users, Google consent mode support | Editor meta box on posts, pages and products, Remote writing assistant interface, Per-document id for recommendation sets |
| Integrations | ||
| Marketing | Google AdSense, Google Ads | — |
| Analytics | Google Analytics 4, Google Tag Manager | — |
| E-commerce | WooCommerce | — |
| Other | Google Search Console | Semrush |
| Requires WordPress | 5.2 | 4.8 |
| Requires PHP | 7.4 | 5.2.4 |
| Tested up to | 7.1 | 6.9 |
| Phones home | Only if you agree | No |
| External services | mandrillapp.com, api.telegram.org, maker.ifttt.com, api.sendgrid.com, www.googleapis.com, www.gstatic.com, cloud.google.com, iamcredentials.googleapis.com, iamcredentials.universe, cloudresourcemanager.universe, sitekit-static.withgoogle.com, storage.googleapis.com, sitekit.withgoogle.com, site-kit-dev.appspot.com, site-kit-local.appspot.com, wordpress.org, newsite.com | www.semrush.com |
| Blocks | 3 | — |
| Shortcodes | 1 | — |