Time Converter

Unix timestamp, ISO 8601, UTC & more

Date & Time

Full Date & Time

Tuesday, July 28, 2026 at 4:18:28 PM EDT

Locale-aware full date and time with timezone name

Local Time (12h)

4:18:28 PM

12-hour clock format with AM/PM

Local Time (24h)

16:18:28

24-hour clock, commonly used outside the US

Explore how locale and timezone affect these formats →

Standards

ISO 8601 / UTC

2026-07-28T20:18:28.548Z

Standard for data interchange. JSON APIs, JavaScript Date.toISOString()

ISO 8601 (date only)

2026-07-28

Date pickers, filenames, SQL DATE columns, YYYY-MM-DD

ISO 8601 (with offset)

2026-07-28T16:18:28-04:00

Timezone-aware ISO 8601 / RFC 3339. Includes local UTC offset

RFC 2822

Tue, 28 Jul 2026 16:18:28 -0400

Email Date headers, older HTTP APIs

HTTP Date

Tue, 28 Jul 2026 20:18:28 GMT

HTTP headers: Date, Last-Modified, Expires, If-Modified-Since. Always GMT

SQL Timestamp

2026-07-28 16:18:28

Database TIMESTAMP / DATETIME columns. No timezone info

Epoch

Unix (seconds)

1785269908

1,785,269,908

POSIX systems, most Unix APIs, Date.now() / 1000

Unix (milliseconds)

1785269908548

1,785,269,908,548

JavaScript Date.now(), Java System.currentTimeMillis()

Unix (microseconds)

1785269908548000

1,785,269,908,548,000

Go time.UnixMicro(), PostgreSQL. Sub-ms precision not available from JS Date

Relative

Relative

now

Human-friendly "time ago" / "time from now" using Intl.RelativeTimeFormat

Duration from Now

Exact breakdown of the time difference from now

Timezone

Abbreviation

EDT

Common abbreviation used in logs and displays

UTC Offset

GMT-04:00

UTC offset in GMT±HH:MM format

Full Name

Eastern Daylight Time

Full IANA timezone display name

Calendar

Day of Week

Tuesday

Day name (locale-aware). ISO weekday 1=Monday, 7=Sunday

Day of Year

209

Ordinal day number (1–366) within the year

Week Number

31

ISO 8601 week number (1–53) within the year