Calendar event
Choose a start, title and duration or end time. Download an ICS file for your calendar.
Starting time
Supported formats
ISO / RFC, local dates, month names, timestamps and relative expressions. Input languages: Chinese, English, Japanese, French, German, Spanish, Portuguese, Italian, Dutch, Russian, Ukrainian, Finnish, Swedish and Vietnamese.
Format examples and explanations
Coverage varies by language. Ambiguous dates require confirmation. Dates without a clock use midnight. Precision is limited to milliseconds.
The input has no timezone. Confirm it to identify one exact moment.
换算时间差
看懂这段时间
点击片段，查看它表示什么比较另一种写法
Other formats UTC · ISO 8601 · Unix
与你分享的时刻
Shown in your selected timezone.
How to use
Set the starting time and timezone, enter an event title, then choose a duration or an explicit end time. Check the preview and download the ICS file to import into your calendar.
Example
A start at 2026-10-05T08:00:00Z with a 45-minute duration ends at 08:45 UTC, or 16:45 in Singapore.
Rules and limits
The file describes one event using UTC instants, to second precision. Duration is elapsed time, up to 365 days. Downloading does not send invitations or sync a calendar. A return link is optional and does not include the event title.