Epoch Time Converter – Unix Timestamp to Date

Convert Unix epoch timestamps to human-readable dates or dates back to epoch instantly. Bidirectional conversion with timezone support. Free, private, and works entirely in your browser.

100% Private
All Timezones
Auto-Detection
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Why Use Our Epoch Converter?

Bidirectional Conversion

Convert epoch to date or date to epoch with live updates as you type. Both directions work seamlessly.

Auto-Detection

Automatically detects whether your timestamp is in seconds (10 digits) or milliseconds (13 digits).

All Timezones

Support for every IANA timezone. Convert to any timezone worldwide with your preference remembered.

100% Private

All conversions happen in your browser. No data is ever sent to any server. Complete privacy guaranteed.

How It Works

1

Enter Your Value

Paste an epoch timestamp or enter a date using separate fields or text input. We auto-detect the format.

2

Choose Timezone

Select your preferred timezone from the dropdown. Your choice is saved and remembered for next time.

3

Copy Results

Get local time, UTC, relative time, ISO 8601, and epoch values in both seconds and milliseconds. 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.

Frequently Asked Questions