Datetime to Timestamp Converter
Generate Unix timestamps from calendar dates and times with ISO outputs in your selected timezone.
Datetime input
Pick a date, time, and timezone to get Unix seconds.
Formatted outputs
Copy any result to reuse across tools or APIs.
Documentation
Datetime to Timestamp Converter
About this tool
Datetime to Timestamp Converter converts a calendar date, time, and GMT offset into Unix seconds. Use it for APIs, schedulers, reports, and systems that need epoch values.
Input rules
Enter the date as YYYY-MM-DD and time as HH:MM or HH:MM:SS.
Choose the GMT offset that matches the source system, meeting time, or intended clock context.
Outputs
The tool returns Unix seconds plus ISO 8601 and UTC views so the instant can be checked before copying.
Gotchas
The timezone offset changes the generated timestamp. If the offset is wrong, the result points to a different instant.
Review the UTC output when the timestamp will be consumed by a system that stores time in UTC.
Key use cases
- -Generate timestamps for API payloads.
- -Convert maintenance windows for schedulers.
- -Normalize user-entered dates for reports.
- -Share both numeric and readable time values.