Without a good night's sleep, you can't function properly. The app Sleepio is a digital sleep improvement programme featuring cognitive behavioural therapy techniques, developed by sleep scientist Professor Colin Espie and ex-insomniac Peter Hames.
A good productivity app can really help you get through that 'life admin' which prohibits you from getting to the fun stuff. Evernote is an indispensable tool for organising your thoughts and ideas designed for note taking, organising, task lists and archiving. Any note can have a reminder attached making sure you stick to your plans and get stuff done!
Sick of wasting time reading bad books? Goodreads is a central place where you can quickly find reviews on books. It gives you suggestions of books to read based on your reading habits and also lets you track the books you've read and want to read.
Reach your fitness and nutrition goals all in one place. You can even challenge friends through the app so you can be on the journey together. My Fitness Pal tracks diet and exercise to determine optimal caloric intake and nutrients for your goals and uses gamification elements to motivate you. What more could you ask for?