Question 1

Are these tools free to use?

Accepted Answer

Yes, all our calculators and converters are completely free to use. No registration required, no hidden fees, and no limitations on usage. We believe everyone should have access to professional-grade tools.

Question 2

Do you store my calculation data?

Accepted Answer

No, we prioritize your privacy. All calculations are performed locally in your browser. We don't store, transmit, or have access to any data you enter into our tools.

Question 3

What is Unix timestamp?

Accepted Answer

Unix timestamp (also known as Epoch time) is the number of seconds that have elapsed since January 1, 1970, 00:00:00 UTC. It's commonly used in programming and databases.

Question 4

Is the conversion timezone-aware?

Accepted Answer

Unix timestamps are always in UTC. When converting to human-readable format, you can choose to display in your local timezone or keep it in UTC.

Question 5

What's the difference between seconds and milliseconds timestamps?

Accepted Answer

Unix timestamps can be in seconds (10 digits) or milliseconds (13 digits). JavaScript uses milliseconds, while many other systems use seconds. Our converter handles both automatically.

Question 6

Can I convert historical dates?

Accepted Answer

Yes! You can convert any date from January 1, 1970 onwards. For dates before 1970, the timestamp will be negative.

Question 7

Why do developers use Unix timestamps?

Accepted Answer

Unix timestamps are timezone-independent, easy to sort, compare, and perform arithmetic operations. They're perfect for storing dates in databases and APIs.

Unix Timestamp Converter