Zero Excuse

Zero Excuse is a discipline-focused habit tracker for iPhone that describes itself as a protocol rather than a motivation app. Each morning it hands out three tasks tailored to the weak spots you listed, and they get harder as you progress. Completing them keeps a streak, with shields so one missed day does not erase weeks, and earns EXP and rank across five ranks from IRON to LEONIDAS, plus 20 medals, a daily reflection question and a star for starting again at the top.

Habits can be picked from a list or written yourself, reminders are timed to the hours when excuses tend to hit, and home screen widgets show your rank, the day's task and a quote. Focus mode shows one task at a time and privacy mode hides sensitive titles on the lock screen. It works offline.

The core loop is free, including five daily reminders and a monthly shield. Premium adds 8 reminders at chosen hours, unlimited shields, 7-day campaigns, an accountability partner, and 30 days of history with pattern analysis, as a monthly subscription with a 7-day trial or a one-time lifetime purchase.