Single most useful app of your life?

YouTube only

YouTube. So much free video content of literally any direction & genre.

When I read the question for the first time, I somehow got it as "Single most USELESS app of your life", so the answers seemed confusing. :D However, now it makes sense, and I should say that I can't imagine my life without Google. :)

Todoist and Apple Notes 💪

Shared calendar with my family

How about you try Noie - A free illustrations and Icons app, you will love it. https://www.producthunt.com/post...

YouTube!

google docs

LinkedIn is for staying updated on industry trends, learning new tips and strategies, and YouTube for both learning and entertainment.

facebook and Instagram is best