Fast by Reach Point Lab

Fast is a clean, free intermittent fasting timer that tracks where you are in your fast — in real time.

Every fast moves through six metabolic phases: Digestion, Blood Sugar, Fat Burning, Ketosis, Autophagy, and Deep Fast. Fast tracks exactly which phase you're in and explains what's happening in your body at that moment.

FEATURES

• Real-time fasting timer with metabolic phase tracking
• Six detailed fasting phases with science-backed explanations
• Fasting history and weekly streaks
• Insights dashboard with completion rate and duration trends
• Support for 16:8, 18:6, 20:4, 24hr, and custom fasting windows
• Apple Watch support
• No subscription. Free forever.

Built by Reach Point Lab — we make health simple.