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Bike Builder

Lifestyle

Free

Bike Builder

by Regan Charles Lofgreen

3.0 (1) v1.02 19 MB Universal 4+

Description

Build your perfect ride.

Bike Builder helps you spec a bike part-by-part — frame, drivetrain, wheels, components — with live weight + price totals and real-time compatibility checks. Catch the mismatches before you place an order, not after.

18 compatibility checks.
As you swap parts, Bike Builder runs 18 checks behind the scenes: freehub standards, brake types, rotor sizes, tire clearance, speed counts, chain families, chainring BCD, axle standards, cable routing, and more. You'll see plain-language warnings the moment something won't work — and exactly why. A starting point. Your local mechanic still has the last word.

Built openly. Growing weekly.
Bike Builder launched in May 2026 and the catalog grows every week. 100+ brands across frames, drivetrains, wheelsets, tires, cranks, bars, stems, saddles, and more — Western premium and Chinese DTC carbon on the same screen, no hidden hierarchy. Made by a builder who got sick of his own spreadsheet. Don't see a brand you want? Email bikebuilder.hq@gmail.com or tag @bikebuilderhq and we'll add it.

Real prices. Real shopping list.
See real prices from real retailers as you build. When you're done, Bike Builder generates a shopping checklist with direct links to where each part is in stock — so you can compare totals before you click "buy."

Built for builders.
Whether it's your first build or your fifth, Bike Builder is the spreadsheet you don't have to maintain. Plan it. Share your build card to Reddit, Instagram, or WhatsApp. Then ride it.

What's new (v1.02)

Updated description to reflect a growing catalog and active development. Same app, same features — just a clearer picture of what's here today and what's coming.