DeltaDate is a lightweight macOS menu-bar utility that shows both D‑day countdowns and real‑time cryptocurrency prices. Check prices for major coins (BTC, ETH, etc.) in KRW, USD, or USDT Add custom countdowns for holidays, birthdays, or goals Switch interface languages in Settings Launch at login with minimal background resource usage Display up to five items and refresh on demand Stay on top of milestones and market moves at a glance with DeltaDate!