Keyworth vs PerfDelta

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

Keyworth compared with PerfDelta
Detail	Keyworth	PerfDelta
What it does	Grow organic traffic on autopilot with AI-generated, SEO-optimized articles published daily to your site	Free website speed test measuring multiple pages with Core Web Vitals, lab metrics, competitor benchmarks and AI recommendations
Stage	Not given	Not given
Founded	Not given	Not given
Based in	PT	DE
Pricing model	Freemium	Freemium
Pricing	Free plan: 3 articles with no credit card required. Paid plan: $89/month for 30 SEO-optimized articles per month, including keyword research, Google Search Console insights, auto-publishing to one of six CMS platforms, curated stock images, automatic internal and external linking, content calendar,	Free: test up to 3 pages with manual measurements only. Solo: €23/month or €230/year (25 monitored URLs, daily or weekly monitoring, 600 tests/month). Agency: €59/month or €590/year (150 monitored URLs, monitoring every 6 hours, 4,000 tests/month). Scale: €119/month or €1,190/year (500 monitored URL
Key features	Keyword research and tracking from website profile and Google Search Console AI-generated SEO-optimized articles with proper headings, images, internal and external links Auto-publish to WordPress, Webflow, Ghost, Shopify, Wix, and Framer Content calendar with auto-scheduling Article editing and review stage before publishing Monthly site SEO audits with technical, content, metadata and link health scoring Support for 22+ languages with customizable brand voice and tone Knowledge Base for brand story, USPs and do-not-mention restrictions AI-driven backlink exchange network with Domain Rating-based credit system 15 content formats including guides, comparisons, tutorials, checklists and local guides	Tests multiple pages automatically from sitemap Competitor benchmark comparison with up to 4 competitors Shows Core Web Vitals from real Chrome users PageSpeed history tracking over time Performance budgets with email alerts Shareable reports with 365-day links REST API and MCP access for AI agents
What makes it different	Pre-publish quality gate checks quotes, figures, links, and AI phrasing before articles go live Google Search Console integration surfaces striking-distance queries and content gaps automatically Results typically visible within 2-4 weeks, significant growth within 2-3 months	Tests several pages simultaneously instead of one URL at a time Combines field data from real users with lab metrics in one report Built-in competitor benchmarking against up to 4 domains Industry-specific benchmarks showing what is normal in each sector No sign-up required for free testing on any website
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 −1 (down) since last check	3 no change since last check
Trust Flow (Majestic)	2	0
Citation Flow (Majestic)	23	15
Referring domains (Majestic)	18	2

6 details filled in for both companies.

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