KM Mania: running essential

The application provides the following features:
TIME TO RUN WITH MAS
This calculator indicates time to run depending on MAS and distance.
TIME TO RUN WITH PACE
This calculator indicates time to run depending on pace and distance.
TIME TO RUN WITH SPEED
This calculator indicates time to run depending on speed and distance.
SPEED-PACE
This calculator indicates speed and pace depending on time and distance.
SPEED-PACE CONVERTER
This calculator converts speed to pace or pace to speed.
ENDURANCE INDEX
The endurance index measures the aptitude to maintain a certain percentage of the MAS during a given period.
BODY MASS INDEX
The body mass index (BMI) is a value derived from the mass (weight) and height of a person.
BASAL METABOLIC RATE
The basal metabolic rate matches the body's incompressible energy needs.

The app is available in dual measurement units, metric (km) and imperial (mi).
Use of the app is free.