Run PRO is the ultimate app for runners. Track your trainings, set goals, program all aspects of your advanced trainings (intervals, sprints, progressive, etc.). Look at tons of stats (pace, distance, time, heart rate, heart rate zones, trainings, cardiorespiratory fitness estimates - VO2 max, comparisons with previous year, maps) and share them with your friends on twitter and facebook or via email.

Features:
- fully customizable advanced trainings (training phases, recovery time, target distance or pace, number of repetitions, type of training). Get feedback on each training phase while running
- VO2 max estimation, Heart rate zone analysis for all your trainings (requires Bluetooth SMART heart rate monitor - tested with Polar H7, mio alpha and Armour39)
- 3 Types of Goals (one shot challenge, default goals, and world runner.
- quick Daily, Weekly, Monthly and Yearly summaries of your trainings (distance, pace, time, number of trainings, comparisons with previous years)
- easy sharing on main social networks
- calories counting
- advanced auto start/pause uses acceleration to reduce delays to 0.5 seconds
- vocal messages every mile or km, plus feedback on each training phase during advanced trainings
- manual trainings

More information and screenshots here: http://www.marcoaltini.com/runpro.html

Please note that continued use of GPS running in the background can dramatically decrease battery life.