Running Pace Calculator App

beginner

A mobile app for runners to calculate pace, time, and distance relationships with race time predictions, split times, and training pace zones. Includes pace converter and interval training timer wi...

Target user

Runners who track pace and plan training sessions

Problem

Runners need a quick mobile tool to calculate pace, predict race times, and determine training zones without mental math or switching between multiple apps.

Requirements

Calculate pace from distance and time
Predict race times for various distances
Show split times for race planning
Training pace zone calculator
Interval timer with audio cues

Core technologies

React Native, Expo, TypeScript

Completion criteria

Runners can calculate pace, predict race times, view splits, determine training zones, and use interval timers.

Optional extensions

Add GPS run tracking
Implement training plans
Add elevation adjustment
Support heart rate zones