Julian Calendar Menu Bar

Julian Date in Your Menu Bar

Julian Calendar Menu Bar is a simple macOS app that displays the current Julian day number right in your Mac’s menu bar. One glance tells you today’s Julian date — no clicking, no opening apps. Essential for professionals who work with Julian dates daily.

Menu Bar Features

Always Visible

• Menu bar display — Julian date always visible at the top of your screen
• One glance — No need to open any app
• Auto-updating — Date changes automatically at midnight
• Minimal footprint — Uses virtually no system resources

Clean & Simple

• Native macOS app — Looks and feels like a system feature
• Dark mode support — Matches your Mac’s appearance
• Launch at login — Start automatically with your Mac

Perfect For

Professional	Why They Need It
Pilots	Quick Julian date reference for flight ops
Air traffic controllers	Constant date reference
Military personnel	Julian dates used in operations
Food industry	Date coding and expiration tracking
Astronomers	Observation logging
IT professionals	System date references

Companion to Julian Calendar iOS

Use alongside the Julian Calendar iPhone app for Julian dates on all your devices.

Download on the Mac App Store

Get Julian Calendar Menu Bar for your Mac.