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Gear Calculator
Compare components and see exact performance impacts
Tire Pressure
Get perfect tire pressure for your weight and terrain
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
Compare components and see exact performance impacts
Tire Pressure
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!"
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 No more guesswork or outdated information.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
Mobile App
Optimized for mobile devices with touch-friendly interface and gesture controls
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
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