# Ternly > Ternly is an SEO platform for websites and their apps. It crawls a site and runs > 70+ checks, joins the audit to Google Search Console and GA4, tracks rankings > (with AI Overview citations), reads backlinks from Common Crawl, records whether > Claude, ChatGPT, Gemini and Perplexity mention the site, and measures App Store and > Google Play apps next to search. ## Product - [Homepage](https://ternly.io/): what Ternly does, plans and limits, and common questions - [Sign in](https://app.ternly.io/): the app, with Google sign-in; the Free plan covers one site ## Plans (monthly allowances) - Free: 1 site, 2 people, 1,000 pages crawled, 300 keyword rank checks, 50 AI visibility answers, 1 content brief - Starter: 5 sites, 3 people, 100,000 pages, 15,000 rank checks, 1,500 AI answers, 10 briefs - Pro: 15 sites, 10 people, 500,000 pages, 45,000 rank checks, 5,000 AI answers, 40 briefs - Agency: 40 sites, 30 people, 1,000,000 pages, 90,000 rank checks, 15,000 AI answers, 150 briefs - A Claude answer counts as 8 AI answers; answers from the other assistants count as 1