Engine Horsepower Calculator
Estimates Engine Horsepower
About
Estimate your vehicle's engine horsepower using different calculation methods based on weight, time, and speed. This tool provides estimations for quarter-mile runs.
What's New in Engine Horsepower Calculator
1.3
January 6, 2026
- Updated for the newest devices. - Minor bugs fixed.
Developer apps
FAQ
What is Engine Horsepower Calculator?
Engine Horsepower Calculator is a paid app that helps you estimate your vehicle's engine horsepower. It uses methods like the ET Method, Trap-speed Method, and RPM Torque Method based on your vehicle's weight, speed, and elapsed time for a quarter-mile run.
How accurate are the horsepower estimations?
The results provided by Engine Horsepower Calculator are estimations only. The app uses specific calculation methods to provide these figures, but real-world performance can vary.
What information do I need to use Engine Horsepower Calculator?
To use the app, you will need your vehicle's weight (including driver and passengers), the time it takes to complete a quarter-mile run, or the finishing speed at the quarter-mile mark. For the RPM Torque Method, you'll need the torque value from your vehicle's manual.
What calculation methods does Engine Horsepower Calculator offer?
Engine Horsepower Calculator offers three main methods: the ET Method (using vehicle weight and elapsed time), the Trap-speed Method (using vehicle weight and finishing speed), and the RPM Torque Method (using torque and RPM from the vehicle manual).
Is Engine Horsepower Calculator available on Android?
Engine Horsepower Calculator is currently available for iOS devices, including iPhone, iPad, and iPod. Information regarding Android availability was not provided.
How much does Engine Horsepower Calculator cost?
Engine Horsepower Calculator is a paid application, priced at $2.99. This is a one-time purchase, and no subscription is required.
How often is Engine Horsepower Calculator updated?
The latest version of Engine Horsepower Calculator is 1.3, last updated on January 6, 2026. This indicates a recent update, suggesting ongoing support and potential for future improvements.
What is the age rating for Engine Horsepower Calculator?
Engine Horsepower Calculator has an age rating of 4+. This means it is suitable for users aged 4 and above, indicating no mature content.
