Days Mark - Countdown

Days Mark - Countdown & Anniversary Reminders (Lunar supported)

A simple countdown / anniversary tracker with reminders: birthday reminders, wedding anniversaries, yearly milestones, holidays, and important deadlines.

【Key Features】 • Create and manage events, with Gregorian & Lunar calendar support • Countdown / count-up automatically calculated • Local notification reminders: advance reminders and recurring reminders • Optional cloud sync: sign in to sync your countdowns/anniversaries across devices • Dark mode (follows system) • Languages: English / 简体中文

【Use Cases】 • Countdowns: holidays, exams, trips, paydays, project launches • Anniversaries: birthdays, wedding anniversaries, relationship milestones, work anniversaries

【Privacy & Data】 • Works without an account (local-first) • If you choose to sign in for sync, we may use your email address • For reminders we may use device-related information

Support: support@ultrex.tech