Unix Timestamp & Date Converter

100% In-Browser & Private

Effortlessly convert Unix epoch timestamps to ISO 8601, UTC, and local date-time strings with automatic timezone detection.

About Unix Timestamp & Date Converter

Unix time (epoch) is the number of seconds that have elapsed since January 1, 1970 UTC. Storing timestamps as Unix integers or ISO 8601 strings is standard practice in backend databases and distributed systems. This tool allows engineers to debug, convert, and inspect timestamps across local, UTC, and ISO formats instantly.

Key Features & Capabilities

One-click "Now" button to grab the exact current local timestamp
Two-way conversion between human-readable local time, Unix seconds, and ISO 8601 UTC
Automatic local timezone detection and offset calculation
Validation alerts for malformed timestamps

How to Use This Tool

  1. 1

    Select input method

    Click "Now" for the current time, pick a date-time from the local picker, or paste an existing Unix/ISO timestamp.

  2. 2

    View conversions

    Instantly view the converted Local Date, Timezone Offset, Unix Timestamp, and ISO 8601 UTC string.

  3. 3

    Copy timestamp

    Click the copy icon beside Unix Time or ISO 8601 to copy the result.

Frequently Asked Questions

What is Unix Epoch time?

Unix epoch time counts the seconds that have passed since 00:00:00 UTC on Thursday, 1 January 1970, excluding leap seconds.

Does this converter support ISO 8601 strings?

Yes. It converts to and from ISO 8601 formatted strings (e.g. 2026-09-17T14:30:00.000Z).

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