SpyFu vs Sitebulb

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

SpyFu compared with Sitebulb
Detail	SpyFu	Sitebulb
What it does	Transform your metrics and competitor SEO & PPC research into AI-powered actions	The revolutionary website crawler for better SEO audits
Stage	Established	Established
Founded	Not given	2017
Based in	Not given	GB
Pricing model	subscription	freemium
Pricing	Membership starts at $33/month with unlimited data and downloads. 30-day money back guarantee with no contracts.	Not given
Key features	PPC keyword research SEO keyword tracking Keyword ranking history	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
What makes it different	Live data refreshed every 15 seconds 18+ years of historical data 7.2 trillion search results indexed	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
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	80 no change since last check	75 no change since last check
Trust Flow (Majestic)	37	32
Citation Flow (Majestic)	52	47
Referring domains (Majestic)	9334	2940

5 details filled in for both companies.