What is Onpage.ai?

Onpage.ai is an all-in-one SEO desktop application that combines website crawling, SERP analysis, and AI-powered content writing into a single tool. It is designed to replace multiple separate SEO tools like Screaming Frog, SurferSEO, and Copy.ai. The app includes features such as an SEO Spider, SERP Analyzer, AI Writer, LLMs.txt Generator, and AI Detector & Humanizer.

How to use Onpage.ai?

Download and install the desktop app for Windows, Mac, or Linux. Sign up and start with 100 free credits (no credit card required). Use the SEO Spider to crawl websites and identify technical issues, the SERP Analyzer to research top-ranking pages, and the AI Writer to generate SEO-optimized content. Upgrade to a paid plan or purchase additional credits as needed.

Core features of Onpage.ai

SEO Spider: Crawl websites like Googlebot, find broken links, missing meta tags & 100+ SEO issues with JS rendering.
SERP Analyzer: Reverse-engineer top rankings, analyze word counts, headings, and get AI-powered insights.
AI Writer: Research-driven AI that writes SEO articles with citations from 20+ real sources.
LLMs.txt Generator: Generate llms.txt files to make sites AI-friendly for AI assistants and RAG apps.
AI Detector & Humanizer: Detect AI content and transform it into natural, human-like writing.
Desktop Privacy: Data stays on your machine with no cloud uploads required.