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The scale that speaks with your smartphone

Get to know your body - Numbers made relevant


Displays your current weight (select kg, lb or st)

Body Fat

Provides your current body fat percentage


Set personal goals to help guide you to your desired weight

Muscle Mass

Learn about your body's muscle mass

Body Mass Index

A guideline ratio for evaluation of your body weight

Body Water Content

Learn what fraction of your body is composed of water

Calorie Calculation

Calculates your individual daily calorie needs

Bone Mass

Discover the percentage of your bone mass in relation to body weight

Wireless data transfer

Reach goals with ease

With the right information, reaching your goals has never been easier. Runtastic Libra helps you attain your ideal weight and body fat goals by providing you with detailed body metrics and targets. Viewing how far you've come and how far you have to go will keep you focused & motivated!

Know your daily calorie allowance

Calorie allowance per day

BMR: 1808 kCal | AMR: 2713 kCal

Automatic recognition of up to 8 unique users

Runtastic Libra recognizes and manages up to eight unique users at a given time. Your friends and family don't even need to have their own smartphones - users can be managed with just one Runtastic Libra app.

The scale that speaks with your smartphone

Supported devices

  • Works with iPhone 4s and more recent versions and Bluetooth
  • Smart Ready Android™ devices running Android 4.3 and more recent versions.

More Information

Press material

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  • Runtastic Libra app preview