Speed Distance Time Calc

The simplest, most elegant Speed Distance Time calculator for iPhone and iPad.
Whether you're planning a road trip, tracking your run, solving a physics problem, or figuring out how long a flight will take - Speed Distance Time Calculator gives you an instant, accurate answer every time.

HOW IT WORKS
Just pick what you want to find - Speed, Distance, or Time - enter the two values you already know, choose your units, and the answer appears instantly as you type. No buttons to press. No equations to remember.

THREE POWERFUL MODES
Speed - Find how fast, given distance and time
Distance - Find how far, given speed and time
Time - Find how long, given distance and speed

FLEXIBLE UNIT SUPPORT
Distance: meters, kilometers, miles, nauticalMiles
Time: seconds, minutes, hours
Speed: m/s, km/h, mph, knots
All unit conversions happen automatically behind the scenes using precise SI base units, so you can freely mix and match — enter miles and hours, get km/h.

BUILT FOR EVERYDAY USE
Real-time results - updates as you type
Calculation history — review and reuse your last 10 calculations with a single tap
Copy result — tap to copy the answer to your clipboard
Clear button — reset everything instantly
Reference page — formulas, unit conversion tables, and common speed reference values
Visual S÷D÷T triangle diagram — the classic physics memory aid, built right in

CLEAN, DISTRACTION-FREE DESIGN
Designed from the ground up to follow Apple Human Interface Guidelines. Fully supports Dark Mode. Works beautifully on iPhone and iPad in portrait and landscape.

PERFECT FOR:
- Road trips and driving calculations
- Flight time and travel planning
- Running, cycling, and fitness pace
- Physics students and homework
- Sailing, rowing, and nautical speed
- Train and transit time estimates
- Engineering and science fieldwork

Time Speed Distance Formula:
Distance = Speed × Time
Speed = Distance / Time
Time = Distance / Speed

Simple physics. Instant answers.
Works seamlessly on both iPhone and iPad.
Lightweight, compact app optimized for everyday use.
Ad-free and built with privacy in mind.

Thanks for your support, and do visit nitrio.com for more apps for your iOS devices.