Timespan

Timespan is the essential minimalist tool for global collaboration and personal time management. Designed for remote teams, digital nomads, and international travelers, Timespan bridges the gap between time zones with an elegant, offline-first interface.
Key Features:
• Precise Timezone Conversion: Use our fluid slider to see exactly what time it is across all your saved locations at any point in the day.
• Visual Meeting Planner: Plan global calls with confidence. Our visual timeline uses "Time Health" indicators to highlight business hours, waking times, and sleep windows across all selected zones.
• Absolute Privacy: Timespan operates on a zero-tracking, zero-permissions architecture. No accounts are required, and your data never leaves your device.
• Cosmic Slate Theme: A beautifully crafted Material 3 interface designed for high contrast and modern aesthetics.
• Global City Database: Search and add thousands of cities with automatic timezone offset detection.
Whether you're scheduling a cross-continent sync or just tracking the time back home, Timespan provides the clarity you need without the clutter. No ads, no tracking—just world-class utility.