Side-by-side comparison of two listed Marketing tools — real listing data only, no paid placement.
On record, they differ in: platforms (Surfer 1 official install link found vs Semrush 1 — store/installer links only); unique tags (Surfer 2: #content-optimization #serp vs Semrush 2: #competitor-analysis #ads); category rank (Surfer #23 vs Semrush not in top 50). Same pricing model (Paid) and category (Marketing). Listing facts only — not a recommendation.
Content optimization that correlates your page with the SERP
Surfer scores drafts against top-ranking pages in real time — terms to use, structure, length — and generates optimized outlines and AI articles, tying content decisions to measurable ranking factors.
Published 2026-08-06 · Links checked 2026-09-17
All-in-one visibility platform for SEO, ads and content
Semrush spans 55+ tools: keyword and competitor research, site audits, rank tracking, ad intelligence, social scheduling and AI content optimization. Marketing teams use it as a single console for organic and paid visibility.
Published 2026-08-06 · Links checked 2026-09-14
| Surfer | Semrush | |
|---|---|---|
| Pricing | Paid | Paid |
| Category | Marketing | Marketing |
| Rank in Marketing | Position #23 of 64 | not in top 50 of 64 |
| Alternatives listed | 12 → | 12 → |
| Shared tags | #seo | |
| Unique tags | #content-optimization #serp | #competitor-analysis #ads |
| Platforms | Chrome extension | Web app (installable) |
| Pricing page | Positive Surfer | Not detected on official site (checked 2026-09-16) |
| Documentation | docs.surferseo.com/en/ | developer.semrush.com/api/ |
| Company | Surfer | Semrush |
| Founded | 2017 | Not detected on official site (checked 2026-09-16) |
| In their own words | Track and improve your brand's visibility across Google and AI search engines like ChatGPT, Gemini, and Perplexity. Surfer is built for marketing & SEO teams…— official site (homepage description), checked | Semrush is the leading platform to grow and measure brand visibility across AI search, SEO, PPC, social, and more.— official site (homepage description), checked |
| Official channels | X (Twitter)LinkedInYouTubeFacebookdeclared on surferseo.com via schema.org sameAs | X (Twitter)LinkedInYouTubeInstagramFacebookTikTokdeclared on www.semrush.com via schema.org sameAs |
| Official website | surferseo.com | www.semrush.com |
| Site preview | ||
Rank = neutral rotation by listing ID, not a quality score · how it works
Only platforms with an official store or installer link are listed; others may exist.
Surfer is Paid; Semrush is Paid. Both are listed in Marketing on ToolDock.
What they have in common: #seo
Surfer is listed as paid — no free tier on record; Semrush is listed as paid — no free tier on record. Pricing label set at listing time; official pricing page linked where verified — see each official website for current details.
Both are Marketing tools listed on ToolDock, and they share the tag seo.
ToolDock keeps a tag-matched alternatives list for each: see Surfer alternatives and Semrush alternatives.