Ultradian Timer

You are not bad at focusing. You are working against a rhythm you cannot feel. Attention runs in waves of roughly ninety minutes — rising, then a dip where concentration, memory and motivation all fade. Ultradian Timer helps you work with that rhythm: an activity cycle, then a rest cycle, then round again, for as long as your day lasts. It does that one thing. It will not organise your tasks, score your day, or tell you that you did badly. THE GONG A sound marks every boundary, and it reaches you through a silenced phone, through Do Not Disturb, with the screen locked and the app closed — even after you have force-quit it. Sixty-eight to choose from: bells, singing bowls, hand drums, birdsong, and longer melodic pieces. Or bring your own. Every one can be heard before you choose it. THE LENGTHS Ninety and thirty to begin with, or 75/33, or 60/20, or whatever you set. A single cycle can…