Run App-y: The Best Running Apps for Your Phone

So your routine has hit a slump. Download these freebies to undo it.

Related: 15 Ways to Make Your Cardio Routine Stick

Best for: Racing your buddy
Turn your usual loop into a virtual race by using the Yog app (free; iTunes) to set a start time and distance with a friend or to hook up with other "yoggers." An onscreen avatar shows how far along your pal is, and a recording announces, "Congrats, you're in the lead!" when you dust her.

Best for: Firing you up
The Songza app (free; iTunes, Google Play, and Amazon) has tons of tunes to suit you. And now FITNESS has teamed up with Songza to create thumping playlists for any cardio. Get the skinny at fitnessmagazine.com/songzarun.

Related: Get Slim Without the Gym: Cardio Blasters

Best for: Keeping you honest
If you didn't post it, it never happened, right? The Cody Digital Exercise Journal (free; iTunes) is like Facebook for fitness diehards: Upload pics from your run and mileage totals as you brag to, er, link with other users. Plus, browse the app's hundreds of workouts.

Beat Treadmill Boredom
Snap out of autopilot with a couple of fresh sessions from celeb trainer Mark Harari, available on his just-released Pulse Tread app (free; iTunes). "The audio coaching made me feel as if I were in a live class," fashion assistant Marla says. (Extra routines are a buck a pop or $5 for a month-long subscription.) Sample one of Harari's 250-plus classes below to bust a new move.

Related: Tricks of the Tread: Treadmill Interval Workouts

The Plan Minutes

Incline (%)

Speed (mph)

Activity

0 to 2

0

4.0 to 5.0

Warm-up

2 to 3

0

5.5

Easy run

3 to 5

0

6.0

Moderate run

5 to 6

2

6.0

Moderate run

6 to 7

4

6.0

Moderate run

7 to 9

6

6.0

Moderate run

9 to 10

0

6.5

Hard run/sprint

10 to 12

0

7.0

Sprint

12 to 13

0

4.0

Walk

13 to 16

0

5.0 to 8.5

Alternate a 30-second run with a 30-second sprint. Do 3 sets.

16 to 17

0

4.0

Walk

17 to 20

12

4.0 to 5.0

Walk/easy run

20 to 21

4

5.0

Easy run

21 to 22

4

6.5 to 9.0

Sprint

22 to 23

3

4.0 to 5.0

Walk/easy run

23 to 24

3

6.5 to 9.0

Sprint

24 to 25

2

4.0 to 5.0

Walk/easy run

25 to 26

2

6.5 to 9.0

Sprint

26 to 27

0

4.0 to 5.0

Walk/easy run

27 to 29

0

6.5 to 9.0

Sprint

29 to 30

0

5.0

Cool-down


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