Stone - Travel Unit Converter

INTRODUCING STONE

While traveling do you ever wonder how fast km/h is in mph? How many ounces is in a liter? Stone helps you quickly convert units while traveling. With a simple feature set and intuitive design, using Stone is simple.

Stone is free to download and has a few unlocked units so you can try the app out. When you are ready, download the paid version to unlock everything.

CONVERT ANYTHING, ANYWHERE

Stone was created to convert currencies from around the world, distances, weights, volumes, speed and area. It contains tons of units to convert between. The six different types of conversions are always displayed so you can get to them quickly.

ABOUT US

We are Yesterday Labs and we create apps that encourage people to have fun and be creative. We hope you love Stone. If you have any feedback we’d love to hear from you. You can contact us at stone@yesterdaylabs.com, on Twitter @yesterdaylabs or Instagram @yesterdaylabs. Follow us to stay up-to-date.