ISO Date Formatter

Transform date strings into standardized formats.

ISO Date Formatter

Parse an ISO date string and format it into multiple standard formats.

Date string (ISO, RFC, or compatible)

ISO 8601

2026-03-09T02:24:48.931Z

Local format

3/9/2026, 2:24:48 AM

UTC format

Mon, 09 Mar 2026 02:24:48 GMT

Date string

Mon Mar 09 2026

Time string

02:24:48 GMT+0000 (Coordinated Universal Time)

Unix Seconds

1773023088

Unix Milliseconds

1773023088931

What is ISO Date Formatter?

Dates come in many shapes and sizes, from Unix timestamps to localized strings. This tool standardizes your input into the most common programmer-friendly formats, including ISO 8601 and RFC 2822. It ensures your date data is consistent across your entire stack, from the database to the frontend.

When to use ISO Date Formatter?

Standardizing date formats for API payloads

Converting localized date strings into ISO 8601 for storage

Formatting dates for use in email headers (RFC 2822)

Cleaning up inconsistent date data in large datasets

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