TETSU: Focus & App Blocker

A quiet rule for your attention. TETSU helps you step away from distracting apps and make space for work, study, or a quieter evening. Choose your blocked apps, set your time, and commit. Your active session's rules stay fixed inside TETSU. COMMIT BEFORE THE DISTRACTION Choose the apps, categories, and websites you want to restrict using Apple's Screen Time picker. Start a focus session with a clear end time. You cannot soften the session by editing its rules while it is active. MAKE FOCUS A ROUTINE Set one recurring focus schedule and choose its weekdays. TETSU uses Apple's on-device Screen Time tools to apply scheduled restrictions and shows the schedule's status in the app. AN EXIT WITH A PAUSE If you need to leave a session early, request an early exit. Restrictions continue during a 15-minute wait. Return to TETSU afterward to confirm; a zero countdown does not automatically unlock…