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Timestamp Converter
Convert between Unix timestamps and dates locally. Supports seconds/milliseconds and Local/UTC.
Input
Result
What is a Timestamp?
A Unix timestamp is the number of seconds (or milliseconds) that have elapsed since January 1, 1970 (midnight UTC/GMT), not counting leap seconds.
Benefits
- Cross-platform consistency
- Easy sorting/comparison
- Small storage size
- Simplified timezones
Common Formats
- 10-digit (seconds)
- 13-digit (milliseconds)
- ISO 8601
- Local Date/Time
Scenarios
- Database records
- API parameters
- Log system sorting
- Cache expiration
Key Features
- Monotonically increasing
- Globally unified
- High precision
How to Use
- Smart Convert: Enter a 10 or 13-digit timestamp or a date string (e.g., 2024-01-01), click 'Convert' to automatically recognize and convert bidirectionally.
- Supports free switching between seconds (s) and milliseconds (ms).
- Provides quick selection of several common timezones for easy handling of international business.
Knowledge Trivia
Why January 1, 1970?
This is known as the Unix Epoch, the starting time initially defined by the Unix operating system.
What is the difference between 10-digit and 13-digit timestamps?
10 digits represent second-level precision, while 13 digits represent millisecond-level precision.