1200+ active developers

Your AI Rubber Duck for
Code Reviews

Stop waiting for hours to get simple feedback. Quack analyzes your pull requests instantly, helping you ship cleaner code faster.

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Loved by developers at Top Tech companies.

Trusted by engineering teams at

Acme Corp
Nebula
Globex
Soylent
Umbrella
Benefits

Focus on how it helps you

We don't just list features. We focus on making your daily developer life significantly better.

Cut Review Time in Half

Stop waiting for trivial feedback. Let Quack handle the syntax, style, and basic logic checks instantly.

Unbiased Code Analysis

Get objective feedback on your code patterns and complexity without the human bias or office politics.

Developer Happiness

Reduce context switching and fatigue. Focus on the architectural decisions that actually matter.

How it works?

Get started with Quack in three simple steps. No complex setup or credit card required.

01

Install Extension

Add Quack to your browser in one click. No complex configuration required.

02

Open a Pull Request

Navigate to any PR on GitHub or GitLab. Quack wakes up automatically.

03

Get Instant Feedback

Receive actionable insights and suggestions right in your code view.

Simple, transparent pricing

Choose the plan that's right for you

Starter

$0/month
  • 5 Reviews / month
  • Basic Analysis
  • Community Support
MOST POPULAR

Pro

$15/month
  • Unlimited Reviews
  • Advanced AI Analysis
  • Priority Support
  • Custom Rules
  • Team Dashboard

Loved by people worldwide

Don't just take our word for it.

"Quack has completely transformed our code review process. It's like having a senior engineer available 24/7."

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Sarah J.
Senior Tech Lead

"The immediate feedback loop is addictive. I catch bugs before I even push my code now."

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Michael C.
Full Stack Developer

"Finally, a tool that understands context and doesn't just lint my code. Highly recommended!"

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Alex R.
CTO @ Startup

Frequently Asked Questions

Everything you need to know about Quack.

How does Quack integrate with my repo?
Quack works as a browser extension that overlays helpful insights directly on your GitHub or GitLab interface. It doesn't require write access to your repository.
Is my code safe?
Yes. We only analyze the diffs you view in your browser. Your code is processed ephemerally and never stored on our servers.
Does it support all languages?
Quack supports most major programming languages including JavaScript, TypeScript, Python, Go, Java, Rust, and C++.
Can I customize the rules?
Absolutely. You can configure the strictness and focus areas (e.g., performance, security, style) in your dashboard settings.

Ready to improve your code quality?

Join thousands of developers who are shipping better code faster with Quack.