About FreeCalendarKit
Free online calendar toolkit that respects your privacy. Every operation runs in your browser — your data never leaves your device.
5
Calendar Tools
50+
Countries
0
Sign-ups Required
0
Data Sent to Server
Our Tools
Calendar Generator
Generate printable monthly and yearly calendars with custom events, styles, and PDF/PNG export.
Date Calculator
Calculate days between dates, add/subtract time periods, count business days, and create countdowns.
iCal Builder
Create standard .ics calendar event files with recurrence and reminders for any calendar app.
Countdown Creator
Create custom countdown timers with flip clock, simple, and circular display styles.
World Holidays
Browse public holidays for 50+ countries with search, filter, and monthly organization.
Privacy & Security
100% Browser-Based
All processing happens in your browser. Your data is never uploaded to any server.
Instant Processing
No waiting for server responses. Everything is processed instantly using JavaScript.
Works Everywhere
Use on any device with a modern browser — desktop, tablet, or phone. No installation needed.