I believe that apps on your mobile should give you super powers, that's why apps that I recommend do not waste your time.

Lesser Known

1. Shortcuts [Free]
2. YNAB [Subscription]
3. Tide [Free]
4. iVCam [Free]
5. Notion [Subscription] - There is no question that I've fully incorporated Notion into my ways of working. It is an excellent method of structuring ideas.
6. Procreate [Paid]
7. UploadCam [Free]
8. Slidebox [Free]
9. Darkbox [Free]

Popular

1. Pinterest [Free] - Unlike other social networks, the core focus of Pinterest is to share inspiration and possibility. While it can easily be a time sink like other media, it differentiates itself from the crowd because any time you "waste" is actually time spent developing your thinking on potential futures and options.
2. Spotify [Subscription]

Too Specific

Ovo