Guides that actually help
Clear, practical explainers on the everyday tasks our tools handle — written in plain language, made for India.
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m/s to km/h and mph — Simple Speed Conversion (With Table)
Convert metres per second to km/h or mph and back. Here's the easy formula, a quick reference table, and how to see your speed in m/s live.
Read guidemph to km/h — Easy Conversion (Formula + Table)
Convert miles per hour to kilometres per hour and back. Here's the simple formula, a quick reference table for common speeds, and how to see your speed in either unit.
Read guideKnots to km/h and mph — Simple Conversion (With Table)
What is a knot, and how do you convert knots to km/h or mph? Here's the simple formula, a quick reference table, and how to measure your own speed in knots.
Read guideThe Fastest Things in the World — Cars, Trains, Animals & More
From the fastest cars and trains to the quickest animals and even light itself — a fun tour of top speeds, in km/h and mph, plus how to measure your own.
Read guideHow Fast Do Cars, Trains, Cyclists and More Actually Go?
A quick reference to the typical speeds of everyday things — walking, running, cycling, cars, trains and planes — in km/h and mph, and how to measure your own.
Read guideGPS Speed vs Radar Guns — How Do They Compare?
Police radar and speed guns measure speed differently from GPS. Here's how each works, how accurate they are, and why your GPS speed might differ from a radar reading.
Read guideHow Fast Is Vande Bharat? India's & the World's Fastest Trains
How fast does Vande Bharat go, and how does it compare to Rajdhani, Shatabdi and the world's fastest bullet trains? A quick guide, plus how to measure your own train's speed.
Read guideTurn Your Phone Into a Cycling Speedometer (Free GPS Bike Computer)
Track your speed, distance and top speed on every ride with your phone. Here's how to use a free GPS cycling speedometer — no sensors, no app, nothing uploaded.
Read guideHow to Measure Boat Speed in Knots With Your Phone (Free GPS)
No marine speed log? Use your phone as a free GPS boat speedometer in knots — accurate speed over water, plus top and average speed. Nothing to install.
Read guideUse Your Phone as a Bike or Motorcycle Speedometer (Free GPS)
No working speedometer on your motorcycle or scooter? Turn your phone into an accurate GPS speedometer for free — with max speed, distance and a HUD mode.
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