I've tried several productivity apps in the past, ...

I've tried several productivity apps in the past, but Flexible is by far the best. It has all the features I need and more, and the user interface is clean and intuitive. The ability to customize the app to suit my preferences is a game-changer. It's helped me stay organized and focused, and I couldn't be happier with it. I highly recommend Flexible to anyone looking for a productivity boost.