We tested the best running apps and this one is our favorite. - Reviewed
Nike Run Club VS Runtastic - compare differences & reviews?
Runtastic have stopped updating their Windows Phone app - MSPoweruser
Kann adidas mit Runtastic Results gegen Nike NTC und Freeletics punkten? - Blog übers Laufen in Berlin vom Laufanfänger bis Halb-Marathon | Sports-Insider
Runtastic Acquired By Adidas For $240M | TechCrunch