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OnCrawl vs Semrush: Pricing and Ratings Compared (2026)

Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for OnCrawl and Semrush side by side. This page compares data; it is not a hands-on review.

On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.

Data comparison compiled by Toolradar, not hand-reviewed Methodology
Data comparison 6,383 user reviews compared Pricing checked Sep 29, 2026

Short on time? Here's the quick answer

Based on published vendor pricing and features and on public review data, here's who should pick what:

OnCrawl

Industry-leading technical SEO data and AI-powered insights for competitive websites.

Best for you if:

  • • You want specifically designed for large and complex websites

Semrush

Online visibility management platform

Best for you if:

  • • You want comprehensive toolkit
At a glance: OnCrawl vs Semrush
At a Glance
OnCrawl OnCrawl
Semrush Semrush
Starts at
Not published
From $139.95/mo, billed monthly Pro plan
Category
SEO Tools Web Analytics
SEO Tools Marketing
Rating
4.5/5 G2 4.5 22 reviews 4.5/5 G2 4.4 · Capterra 4.6 6,361 reviews
Free plan
No No
Watch out for
Potential high minimum spend Extra user seats are expensive: Pro allows 1 user ($45/additional), Guru 1 user ($80/additional), Business 1 user ($100/additional). A 3-person agency on Guru pays $249.95 + 2×$80 = $409.95/mo, 64% more than the sticker price

Choose OnCrawl or Semrush?

OnCrawl

Choose OnCrawl if

  • You want specifically designed for large and complex websites
  • You want offers AI bot monitoring, crucial for the evolving search landscape
Semrush

Choose Semrush if

  • You want comprehensive toolkit
  • You want great for PPC

In-Depth Analysis

OnCrawl OnCrawl

Industry-leading technical SEO data and AI-powered insights for competitive websites.

Watch out

Potential high minimum spend

Strengths

  • Pro: Specifically designed for large and complex websites.
  • Pro: Offers AI bot monitoring, crucial for the evolving search landscape.
  • Pro: 'Lenses' feature simplifies complex SEO analysis into actionable insights.
  • Pro: Provides robust data segmentation and historical data for in-depth analysis.
  • Pro: Scalable and integrates well with other tools via API.

Weaknesses

  • Con: No free tier mentioned, suggesting it's a paid solution.
  • Con: May have a learning curve due to its comprehensive features.
  • Con: Pricing information is not readily available on the provided pages.

Key features

AI bot monitoring (detects OpenAI, Claude, Mistral, Perplexity hits) Oncrawl Lenses (guided analytical journeys for specific SEO challenges) Content Lens (AI-powered content quality evaluation and suggestions) AI Search Lens (measures AI search visibility and identifies impact factors) Crawl Discovery Lens (maps SEO funnel and highlights structural issues) Sanity Check Lens (monitors critical pages for technical errors)

Semrush Semrush

Online visibility management platform

Good value

Semrush is the most comprehensive all-in-one SEO and digital marketing platform, and its pricing reflects the breadth.

Watch out

Extra user seats are expensive: Pro allows 1 user ($45/additional), Guru 1 user ($80/additional), Business 1 user ($100/additional). A 3-person agency on Guru pays $249.95 + 2×$80 = $409.95/mo, 64% more than the sticker price

Strengths

  • Pro: Comprehensive toolkit
  • Pro: Great for PPC
  • Pro: Content marketing features

Weaknesses

  • Con: Steep learning curve
  • Con: Can be overwhelming

Key features

SEO platform Keyword research Site audit Backlinks Competitor analysis Content marketing

Plans and prices: OnCrawl vs Semrush

Plans and prices of OnCrawl and Semrush, as read on each vendor's pricing page. Each plan keeps its own billing unit.
Tool Plans and prices Source
OnCrawl
  • Basic: Custom pricing
  • Core: Custom pricing
oncrawl.com/pricing read Sep 29, 2026
Semrush
  • Pro: $139.95/mo, billed monthly
  • Guru: $249.95/mo, billed monthly
  • Business: Usage-based, one-time or minimum-commitment pricing
semrush.com/pricing

Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on OnCrawl pricing and Semrush pricing.

Key Takeaways

OnCrawl

  • Choose if you want industry-leading technical SEO data and AI-powered insights for competitive websites

Semrush

  • Choose if you want online visibility management platform

What the data shows

On the data below the two are close or not directly comparable, so we do not name a winner for this pair.

  • User ratings are within 0.2 points (4.5/5 from 22 reviews for OnCrawl, 4.5/5 from 6,361 reviews for Semrush).
  • Semrush starts at $139.95/mo, billed monthly; OnCrawl has no public paid plan price on file.

Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate

What Users Say

OnCrawl Reviews

No reviews yet

View all reviews →

Semrush Reviews

★★ Email confirmed

All I use it for anymore is keyword research.

View all reviews →

Frequently Asked Questions

How do OnCrawl and Semrush compare in 2026?

On the data below the two are close or not directly comparable, so we do not name a winner for this pair. User ratings are within 0.2 points (4.5/5 from 22 reviews for OnCrawl, 4.5/5 from 6,361 reviews for Semrush). Semrush starts at $139.95/mo, billed monthly; OnCrawl has no public paid plan price on file.

What are OnCrawl and Semrush used for?

OnCrawl: Industry-leading technical SEO data and AI-powered insights for competitive websites. Semrush: Online visibility management platform.

What does OnCrawl cost vs Semrush?

OnCrawl has no public paid-plan price on file. Semrush's cheapest paid plan is Pro at $139.95/mo, billed monthly. Prices read on the vendors' pricing pages, latest check Sep 29, 2026.

What's the main difference between OnCrawl and Semrush?

OnCrawl's main strength: specifically designed for large and complex websites. Semrush's main strength: comprehensive toolkit.

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