Free car tools
Handy calculators and guides for planning your build — free, no sign-up. When you're ready to see a change on your actual car, try it in Car AI.
Tire Size Calculator
Free tire size calculator: compare two tire sizes, see overall diameter, sidewall height, circumference and speedometer error before you change tires.
Open toolWrap Cost Calculator
Free car wrap cost calculator: estimate the price of a full or partial vinyl wrap by vehicle size and material. Ballpark your budget before quoting shops.
Open toolWindow Tint Guide
Understand window tint percentages (VLT%) with a visual darkness preview and what each level means. Always check local tint laws before tinting.
Open toolRim Size Visualizer
Understand how wheel diameter and tire profile change your car's look, and how plus-sizing keeps overall diameter constant. Free visual guide.
Open toolWheel Offset Calculator
Free wheel offset calculator: compare current and new wheel width and offset (ET) to see how poke, inner clearance and backspacing change before you buy.
Open toolCar Color Picker
Free car color picker: explore popular paint and wrap colors and finishes — matte, gloss, satin, metallic and color-shift — then preview one on your own car.
Open toolMod Idea Generator
Free car mod idea generator: get a random build brief — style, paint, wheels, accents and scene — for inspiration, then recreate it on your own car with AI.
Open toolSee it on your own car
Car AI previews photorealistic mods on a photo of your car — free to try on iOS.