Day Number & Week Number Today is your daily calendar companion, providing real-time day numbers, ISO 8601 week numbers, remaining days/weeks, and customizable date/time formats for any year. Track yearly progress, plan projects, or coordinate international schedules with accurate, timezone-aware data.
Key benefits include:
- Day Number Tracking: Automatically calculates days since January 1st of the current year for easy yearly progress monitoring.
- ISO 8601 Week Numbers: Follows international standards (weeks start Monday, Week 1 contains January 4th) for consistent global scheduling.
- Timezone Support: Displays dates and times in major global time zones (New York, London, Tokyo, etc.) with automatic IP-based detection.
- Comprehensive Calendar Views: Access detailed yearly calendars from 1925 to 2125, with date formats in multiple configurations (YYYY-MM-DD, DD-MM-YYYY, etc.).
- Date/Time Formats: Offers ISO 8601, RFC 2822, and Unix Epoch formats for API, email, and system compatibility.
Perfect for students, teachers, business professionals, developers, and travelers who need accurate date tracking, weekly planning, or cross-timezone coordination.
