Haste

Alternative date formats at a glance

Apple Watch App

Watch Face Complication

Click to enlarge

Also available on iPhone

📅

Modified Julian Date

Continuous day count since November 17, 1858. Essential for astronomy and satellite tracking.

🗓️

ISO Week Numbers

International standard week numbering with weekday indicators for global business coordination.

📆

Day of Year

Sequential day count with NATO timezone letters for aviation and military operations.

🧭

MCNWK

Modified Continuous Navigational Week for GPS and navigation systems.

⏱️

Precision Stopwatch

Millisecond-accurate timing directly on your Apple Watch.

⚡

Always Ready

Instant access through complications on your watch face.

Built for Those Who Need More Than Just the Date

Whether you're tracking satellite passes, coordinating international projects, or working in aviation, Haste provides the specialized date formats you need. All calculations are performed locally on your device with no internet connection required.

🔒 100% Private - No data collection, no tracking, no ads

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Available for iPhone and Apple Watch