CrankSmith

Stop guessing. Start knowing.

This tool is completely free to use. Just enter your email below to unlock instant access and start optimizing your ride.

🚀 Join 150+ cyclists already optimizing their rides

Gear Calculator

Compare components and see exact performance impacts

Tire Pressure

Get perfect tire pressure for your weight and terrain

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Ask Riley

Get personalized advice from your AI bike expert

Powerful Tools for Cyclists

Everything you need to optimize your ride, all in one place

Gear Calculator

Current31.2 mph
Proposed33.1 mph
+1.9 mph

Compare components and see exact performance impacts

Tire Pressure

Rider Weight75 kg
Recommended28 psi
Perfect for gravel

Get perfect tire pressure for your weight and terrain

🔧

Ask Riley

"That 11-34T cassette will give you much easier climbing gears. Perfect for steep hills!"

- Riley, AI Mechanic

Get personalized recommendations from our AI expert

Why CrankSmith?

Real Component Data

Access accurate specifications and compatibility data for thousands of bike components. No more guesswork or outdated information.

Smart Analysis

Get personalized recommendations based on your riding style, terrain, and goals. Make informed decisions about your setup.

Save Money

Avoid costly mistakes by understanding component compatibility before you buy. Get the right parts the first time.

Expert Guidance

Get answers to your technical questions with Riley, your AI bike expert. No more conflicting advice from forums.

Get the Full CrankSmith Experience

Download our mobile app for offline access, faster performance, and a native app experience

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Mobile App

Optimized for mobile devices with touch-friendly interface and gesture controls

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Offline Access

Works without internet connection - perfect for bike shops and trailside calculations

Lightning Fast

Instant calculations and smooth animations for the best user experience

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Download CrankSmith

Get the complete bike gear calculator experience on your device

Free • No ads • Privacy focused

Works on iOS, Android & Desktop

What Cyclists Say

⭐⭐⭐⭐⭐

"Finally, a gear calculator that actually works offline!"

- Mountain Biker

⭐⭐⭐⭐⭐

"The mobile app is so much faster than the website"

- Road Cyclist

⭐⭐⭐⭐⭐

"Perfect for bike shop consultations"

- Bike Mechanic

© 2024 CrankSmith. Made with ❤️ by a cyclist who got tired of bad calculators.