Epoch Time Converter
Convert Unix timestamps to dates instantly.
Bidirectional Conversion
Convert epoch to date or date to epoch with live updates as you type.
Auto-Detection
Automatically detects seconds (10 digits) or milliseconds (13 digits).
All Timezones
Support for every IANA timezone with your preference remembered.
100% Private
All conversions happen in your browser. No data sent to any server.
How It Works
Enter Your Value
Paste an epoch timestamp or enter a date using separate fields or text input. We auto-detect the format.
Choose Timezone
Select your preferred timezone from the dropdown. Your choice is saved and remembered for next time.
Copy Results
Get local time, UTC, relative time, ISO 8601, and epoch values. Copy any result with one click.
Common Use Cases
Debug API Responses
Quickly convert timestamp fields from JSON responses to human-readable dates for debugging. Works with both seconds and milliseconds formats.
Generate Test Data
Convert specific dates to epoch timestamps for unit tests, database seeding, or API requests. Get both seconds and milliseconds formats.
Cross-Timezone Scheduling
Convert meeting times across timezones by using epoch as a universal reference point. Perfect for distributed teams.
Log Analysis
Decode timestamps from log files to understand when events occurred in your local time. Essential for debugging production issues.