Tool UI
Time Tool
Epoch Converter
Convert Unix timestamps into readable local and UTC dates, or turn a selected date back into epoch seconds and milliseconds.
This online epoch converter is useful for reading timestamps from logs, APIs, analytics exports, and databases when raw Unix time needs to become a normal date and time.
About the epoch converter
This page converts Unix epoch timestamps into readable dates and converts chosen dates back into epoch values. It is useful for developers, analysts, and operators who regularly work with logs, APIs, event streams, and stored timestamps.
The tool helps bridge the gap between machine-oriented time values and human-readable time inspection.
How to convert epoch time
- Paste an epoch timestamp in seconds or milliseconds, or choose a date and time manually.
- Select Epoch to date to convert Unix time into a readable date.
- Select Date to epoch to generate epoch seconds and milliseconds from a chosen time.
- Use Use current time when you need a fresh timestamp for testing.
This helps when timestamp values appear in server logs, job schedulers, monitoring tools, data exports, event streams, or time-based API responses.
What is Unix epoch time?
Unix epoch time measures elapsed time from January 1, 1970 UTC. It is commonly stored as an integer and appears widely in APIs, databases, logs, schedulers, analytics systems, and security tokens.
Depending on the system, the value may be represented in seconds or milliseconds.
Why use an epoch converter?
Raw timestamps are hard to interpret when you are debugging a production issue or checking whether an event happened at the expected time. A converter makes those values readable immediately.
It is also useful in reverse when you need to produce a valid epoch value for testing or API requests.
Epoch converter FAQ
What is Unix epoch time?
Unix epoch time counts elapsed time from January 1, 1970 UTC. It is commonly stored as seconds or milliseconds in software systems.
How do I tell seconds from milliseconds?
Seconds are usually 10 digits for modern dates, while milliseconds are usually 13 digits. Confusing the two is one of the most common timestamp mistakes.
Why do local time and UTC look different?
The same timestamp can be displayed in different time zones. UTC is the neutral reference point, while local time depends on the browser environment and regional offset.
When should I generate a current epoch value?
Current timestamps are useful for mock requests, cache debugging, signed URLs, expiring tokens, and any test flow that depends on the present moment.
Epoch time tips
- Check digit length to spot seconds-versus-milliseconds confusion.
- Compare UTC and local time when debugging timezone issues.
- Use the current time shortcut for quick testing workflows.
- Be careful when copying timestamps between systems with different timezone assumptions.