ISO Time Formatter
Convert dates and times into ISO 8601 format with our free ISO Time Formatter. Standardize timestamps for APIs, databases, logs, and global data exchange with ISO timestamp parser.
Current Time ISO Formats
Live Current Time
2025-10-29 11:48:44
Wednesday, October 29, 2025
ISO 8601 Extended
Standard format with milliseconds
2025-10-29T11:48:44.304ZISO 8601 Basic
Compact format without separators
20251029T114844ZDate Only
Just the date part
2025-10-29Time Only
Just the time part with timezone
11:48:44.304ZUTC Format
Explicit UTC timezone notation
2025-10-29T11:48:44.304+00:00With Local Timezone
Local timezone offset
2025-10-29T11:48:44.304+00:00What is ISO 8601 format and why should I use it?
ISO 8601 is the international standard for date and time representation. You should use it because:
- Unambiguous: Eliminates confusion between different date formats (MM/DD vs DD/MM)
- Sortable: Lexicographic sorting works correctly with ISO format
- Machine Readable: Perfect for APIs, databases, and data exchange
- Timezone Aware: Includes timezone information to prevent errors
- Widely Supported: Recognized by most programming languages and systems
How do I convert my existing dates to ISO format?
Use our converter in multiple ways:
- Current Time: Get the current time in all ISO formats
- Custom Date/Time: Use the calendar picker and time input to select any date
- Parse Existing: Enter an existing ISO string to see it in readable format
The tool validates your input and shows whether the ISO string is valid or invalid.
Can I parse and validate existing ISO strings?
Yes, the ISO time formatter parser handles various ISO 8601 formats:
Simply paste your ISO string in the "Parse ISO String" tab to validate and convert it.