CrashMatrix Pro

CrashMatrix Pro puts the power of advanced collision analysis in your pocket. Built by a veteran law enforcement professional with 35+ years of experience, this app delivers 37+ industry-standard calculators used in traffic crash reconstruction.

SPEED ANALYSIS

Speed from Skid Marks
Slide to Stop
Combined Speed
Critical Speed Yaw
Vault / Flip
Speed from Fall
Multi-Surface Speed
INTERMEDIATE TOOLS

Time & Distance
Perception-Reaction Distance
Stopping Distance
Acceleration / Deceleration
Grade Adjustment
Drag Factor
Kinetic Energy
ADVANCED ANALYSIS

Momentum (Inline & 360 Vector)
Delta-V
Crush Energy
Coefficient of Restitution
Law of Cosines
Closing Speed
RECONSTRUCTION SPECIALTIES

Motorcycle Slide
Rider Vault
Wheelbase Reduction
Truck/Trailer Momentum
Trailer Braking
Rollover Speed
Pedestrian Speed
Bicycle Speed
And more
ADDITIONAL FEATURES

Complete Formula Reference Cards with worked examples
Unit Converter (Feet/Inches, MPH/FPS)
Imperial and Metric toggle on every calculator
Step-by-step completed formulas shown with every calculation
Common drag factor and braking efficiency reference tables
Works 100% offline — no internet required
Designed for law enforcement officers, accident reconstructionist, insurance investigators, and forensic engineers who need accurate, reliable calculations in the field.

One-time purchase. No subscriptions. No ads. No data collection.