Unix Timestamp Converter
Convert Unix timestamps to human dates and parse date strings into epoch seconds or milliseconds online with automatic local and UTC timezone detection.
Epoch to Human Date
Human Date to Epoch
What is the Unix Timestamp Converter?
The Unix Timestamp Converter translates numerical epoch timestamps into readable date-time formats and converts local/UTC dates back into Unix epochs.
How to Use the Tool
- Enter a Unix timestamp (seconds or milliseconds) or pick a calendar date.
- View equivalent times across UTC, ISO-8601, RFC-2822, and your local timezone.
- Copy the formatted string or epoch number instantly.
Common Use Cases
- Debugging server log timestamps and database audit trails.
- Converting API expiration timestamps into human-readable dates.
- Setting TTL timestamps for caching layers and token expirations.
Supported Formats & Options
Supports 10-digit seconds, 13-digit milliseconds, ISO-8601 strings, UTC conversion, and relative time offsets.
Related Guides & Tutorials
A complete developer guide to converting Unix timestamps (seconds or milliseconds) to human-readable dates and formats.
Understand the origin of Unix epoch time, the difference between seconds and milliseconds, and the upcoming Year 2038 overflow bug.
Understand Unix epoch time, seconds vs milliseconds, timezone conversion pitfalls, and how to parse timestamps across programming languages.
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Frequently Asked Questions
Does this handle seconds and milliseconds?
Yes, it automatically detects 10-digit (seconds) and 13-digit (milliseconds) epoch values.
Can I convert human dates back to timestamps?
Yes, you can input standard ISO strings or custom date-time values to generate epoch seconds and milliseconds.