7 Minute Workout is is exactly what the name implies, offering 12 exercises you can do entirely at home.
Gyminize is the very best workout tracker, designed for and inspired by iOS.
It lets you easily track your workouts and accompanies you during your workout. With its smart rest timer you become more efficient in the gym and never miss your next set.
FiTS revolves around long-term behavioural change instead of nonsensical promises about any six-week program to get a bikini body, six-pack abs or whatever body change transformation bullshit. With the help of big data, FiTS supports you individually getting you fitter without being obsessive. Routine first, performance second ;-)