# CLK.AM

> CLK.AM is a privacy-first site intelligence platform for B2B SaaS. It combines web analytics, link shortening with click enrichment, Core Web Vitals monitoring, session replay, and A/B testing — without cookies, without consent banners, and without sharing data with third parties. Built on Cloudflare Workers and Cloudflare D1. AGPL-3.0 core available on GitHub.

## Products

- [Analytics](https://clkam.com/analytics): Cookie-free web analytics with UTM tracking, Core Web Vitals (LCP, CLS, INP), session replay, heatmaps, funnels, cohort analysis, A/B testing, and traffic alerts. From $6/mo. Free tier: 1 site, 10,000 events/month, 30-day retention.
- [Links](https://clkam.com/links): Link shortener with sub-10ms global redirects, click enrichment (ASN, network type, geo confidence score), auto UTM builder, QR codes, custom domains. From $8/mo. Free tier: 25 permanent links on clk.am domain.

## Key pages

- [Pricing](https://clkam.com/pricing): Full tier breakdown for Analytics and Links. Platform bundle: first month free on second product.
- [FAQ](https://clkam.com/faq): How visitor counting works without cookies, GDPR compliance, data storage location, comparison vs Plausible/PostHog/Dub.co.
- [API — ip.clk.am](https://clkam.com/ip): Public IP lookup tool. No authentication. Content negotiation: plain text, JSON, YAML. `curl ip.clk.am` returns your public IPv4/IPv6.
- [Privacy Policy](https://clkam.com/privacy): Data collected, retention periods, sub-processors, GDPR rights.

## Comparisons

CLK.AM vs Plausible: CLK.AM adds Web Vitals, session replay, funnels, A/B testing, link intelligence, and cross-product data join. Plausible is analytics-only.
CLK.AM vs PostHog: CLK.AM is cookie-free by design (no consent banner required). PostHog requires cookies and a consent mechanism in GDPR jurisdictions.
CLK.AM vs Dub.co: CLK.AM adds analytics and click enrichment with network-type classification (residential vs datacenter vs mobile). Dub.co is link shortening only.

## Technical

- Infrastructure: Cloudflare Workers, Cloudflare D1 (SQLite), Cloudflare KV
- Privacy: SHA-256 daily hash for visitor fingerprinting (site_id + IP + date + daily salt). No persistent identifier stored.
- Script size: under 3KB gzipped
- Self-hostable: AGPL-3.0 core on GitHub at github.com/clk-am

## Legal

Operated by O2CS&I, SASU registered in France. SIRET 797575339. GDPR-compliant. No data sold or shared with advertising networks.