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Unix Timestamp Converter

Instant UTC epoch time conversion

Timestamp + dateConvert between Unix timestamps and UTC dates
Convert a Unix timestamp into a human-readable UTC date and time.
Convert a UTC date and time into a Unix timestamp (seconds).
Understanding Unix Epoch Time

The Unix epoch is the number of seconds that have elapsed since January 1, 1970, at 00:00:00 UTC. It is a single, ever-increasing number, making it ideal for computers to track time consistently.

This system provides a consistent way to represent points in time across different systems because it is time zone independent.

Why Use Unix Time?

A Unix timestamp identifies the same instant in every time zone. That makes it useful for comparing log entries, sorting events and exchanging dates between systems.

Units and Time Zones

The standard Unix timestamp is in seconds. You might encounter timestamps in milliseconds, microseconds, or nanoseconds. To convert milliseconds to seconds, divide by 1000. This converter uses UTC to avoid time zone errors. If you need explicit RFC 3339 offsets instead of plain Unix time, use the RFC 3339 / ISO 8601 Converter.

Common Use Cases
  • Logging and debugging: record event times for analysis.
  • Databases: store and query date values efficiently.
  • APIs and data exchange: standardize time values between systems.
  • Task scheduling: define cron jobs or system timers.
  • Caching and expiration: set TTL values for sessions or caches.
Get the Current Timestamp
  • JavaScript:Math.floor(Date.now() / 1000)
  • Python:import time; int(time.time())
  • PHP: time()
Common UTC Date Formats
FormatValue
YYYY-MM-DD HH:mm:ss2026-09-10 22:23:37
ISO 86012026-09-10T22:23:37.000Z
RFC 2822Thu, 10 Sep 2026 22:23:37 +0000