About this app
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.
Latest release
What’s New
- Fixed minor bugs.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 21, 2026 · 12:21 PM $2.99
Screenshots
