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Sitebulb vs Nozzle

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Sitebulb compared with Nozzle
DetailSitebulbNozzle
What it doesThe revolutionary website crawler for better SEO audits Know everything Google knows
StageEstablished Established
Founded2017 2014
Based inGB US
Pricing modelfreemium subscription
PricingNot given Usage-based pricing with multiple tiers. All plans include unlimited keywords, competitors, users, API access, and all features. Costs are based on monthly SERP retrievals needed.
Key features
  • Crawl maps and spider traversal visualization
  • Core Web Vitals and Lighthouse performance auditing
  • Structured data validation
  • Indexability checking
  • Internal link analysis
  • On-page SEO analysis
  • Duplicate content detection
  • Website security audit
  • JavaScript code coverage analysis
  • Website accessibility audit
  • Unlimited keyword tracking
  • Unlimited competitor monitoring
  • SERP feature analysis
  • Flexible scheduling options
  • Historical data storage
  • Share of Voice tracking
  • Geo-targeted tracking
  • API and BigQuery integration
  • Pixels From Top and Above the Fold metrics
  • 400+ data fields
What makes it different
  • Award-winning platform: twice winner of Best Search Software Tool
  • Dual access: both desktop and cloud crawling without compromise
  • Real-time team collaboration on same crawl data
  • Scalable to 10 million URLs per audit in cloud
  • Comprehensive 300+ prioritized SEO hints with in-built education
  • Complete SERP visibility beyond top ranking page
  • Flexible scheduling without proportional cost increase
  • Granular SERP metrics beyond position
  • No minimum spend or qualification required
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)75 no change since last check61 no change since last check
Trust Flow (Majestic)3228
Citation Flow (Majestic)4738
Referring domains (Majestic)2940678

7 details filled in for both companies.

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