Is the date ISO formatter free?

Yes, completely free with no signup and no usage limits.

Does my data leave my device?

No. All parsing and formatting runs in JavaScript inside your browser. Nothing is sent to any server.

Does it work on mobile?

Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.

Date ISO Formatter

Parse any date string and convert it to ISO 8601, UTC, Unix timestamp, and human-readable formats. Supports dozens of input formats. Free and client-side.

100% client-side · no upload

Input

Output

How to use

Type or paste a date string into the input field in any common format.
Click Convert — ISO 8601, UTC, date-only, Unix timestamp, and human-readable results appear below.
Copy the result you need to your clipboard.

Related tools

Money Formatter
Scientific Notation Formatter
Phone Number Formatter
Address Formatter

More ways to use this tool

ISO 8601 Date Converter
Unix Timestamp Converter

Frequently Asked Questions

Is the date ISO formatter free?: Yes, completely free with no signup and no usage limits.
Does my data leave my device?: No. All parsing and formatting runs in JavaScript inside your browser. Nothing is sent to any server.
Does it work on mobile?: Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.

Last updated: 2026-05-20 By jarvisbox