Knallhart.dev gives your website a brutal honest review — no fluff, no diplomatic padding.
Submit a URL, pay €10, and within minutes you get an email with 3 specific critiques plus actionable fixes. Our AI takes a full-page screenshot, analyzes it, and delivers feedback that actually stings.
What you get:
- 3 specific issues (UX, design, or structure)
- Each with a concrete, actionable fix
- Delivered via email in minutes
- No subscription, no dashboard
