Unix Unix Timestamp & Epoch Converter
Convert Unix epoch numbers to local times or encode standard date selections into POSIX integer stamps. Highly responsive and browser-native.
Direct Answer / Definition
An epoch converter is a programmer utility that translates integer Unix/POSIX timestamps (seconds since January 1, 1970 UTC) into human-readable date strings, and vice-versa.
Epoch Date Converter
Perform two-way conversions between Unix timestamps and calendar dates.
Epoch to Date
Date to Epoch
Time Representation Standards
| Representation | Format Example | Storage Type | Time Zone |
|---|---|---|---|
| Epoch (Seconds) | 1773010400 | 32-bit / 64-bit Integer | GMT/UTC |
| Epoch (Milliseconds) | 1773010400000 | 64-bit Integer | GMT/UTC |
| ISO 8601 String | 2026-03-01T22:53:20Z | UTF-8 String | Flexible (denoted by Z or offset) |
| Local Time String | Sunday, March 1, 2026 10:53:20 PM | Locale-based String | User's Local System Zone |
Reference Specification: Unix time represents the elapsed seconds since 1970-01-01T00:00:00Z UTC, excluding leap seconds, widely used as the default temporal stamp in modern database engines.
How to Use the Unix Unix Timestamp & Epoch Converter
Enter your epoch timestamp value to convert it to readable date/times.
Use the date/time picker fields to calculate the equivalent Unix stamp.
Copy results instantly to your clipboard.
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Frequently Asked Questions
What is Unix Epoch Time?
It is the total count of seconds (or milliseconds) that have elapsed since the Unix epoch, which is 00:00:00 UTC on January 1, 1970.
Does this tool support millisecond precision?
Yes! The converter automatically parses length strings (10 digits for seconds, 13 digits for milliseconds) and supports both standards.
Deep-Dive Guides & Tutorials
Understand the technical specifications, standards, and math behind our Unix Unix Timestamp & Epoch Converter in these detailed reference guides:
Demystifying Unix Epoch Time: Seconds Since 1970 and 32-Bit Overflow
Learn what Unix epoch time is, explore how systems store timestamps, and discover why the Year 2038 32-bit overflow happens.
Demystifying JSON and Base64: A Developer's Guide to Data Formats
Understand what JSON and Base64 are, when to use them for API exchanges and file transfers, and how to debug and decode them securely.