FastUp - Fasting Timer

FastUp is a simple intermittent fasting timer built for people who want the essentials without accounts, cloud sync, or subscriptions. Start a fast in one tap, follow your remaining time, and move into an eating window when the fast is complete. Choose a common intermittent fasting plan or create your own daily rhythm, then review past fasts and weekly consistency over time. Features: - One-tap fasting timer - 14:10, 16:8, 18:6, 20:4, and OMAD-style plans - Custom fasting plans - Eating window countdown after completed fasts - Optional fast-end and daily start reminders - History log with completed and short fasts - Streak and weekly completion summary - Optional weight trend tracking - Companion watchOS app - 100% offline storage FastUp stores your data on your device. No account, no analytics SDKs, no tracking.