Unix Timestamp Converter
Convert Unix epoch timestamps to human-readable dates and vice versa.
A Unix Timestamp Converter translates seconds and milliseconds since the Unix Epoch (January 1, 1970 UTC) into formatted human dates in local time and UTC formats.
Milliseconds timestamp = Unix_Timestamp * 1000.
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Systems & Security Engineers • Applied Cryptography & High-Performance Web Tools
How to Use Unix Timestamp Converter
Enter a timestamp or date
Enter a Unix timestamp (seconds or milliseconds) to convert to a date, or select a date to convert to a timestamp.
View the conversion
The tool instantly shows the converted time in your local timezone and UTC.
Copy the result
Click Copy to copy either format to your clipboard.
Practical Examples & Conversions
1788176361846
2026-08-31T11:39:21.846Z
Frequently Asked Questions (PAA)
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Authoritative Standards & Citations
Calculations and algorithms on this page are implemented and verified in strict accordance with the following official technical specifications:
RFC 7519: JSON Web Token (JWT)
Standardized compact, URL-safe means of representing claims to be transferred between two parties.
Web Cryptography API Specification
Standard JavaScript API for performing basic cryptographic operations in web applications.
RFC 4122: A Universally Unique IDentifier (UUID) URN Namespace
Definition of uniform format and generation algorithms for UUIDs.