Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and back.
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How It Works
Converts seconds since January 1, 1970 UTC to human-readable date. JavaScript uses milliseconds so divide by 1000 first.
Formula
Unix = seconds since 1970-01-01Quick Reference
Common calculations — results you can verify instantly.
Unix time 0
Epoch start
Jan 1, 1970 UTC
1,700,000,000
Nov 2023
Nov 14, 2023 22:13 UTC
Current timestamp
Approx 2024
~1,704,000,000+
Tips & Shortcuts
Timestamp 0 = Jan 1, 1970 midnight UTC.
Current value approximately 1.7 billion.
Common Mistakes
Using JS milliseconds as Unix timestamp
JavaScript Date.now() returns milliseconds. Divide by 1000.
Ignoring timezone
Unix timestamp is always UTC. Convert to local for display.
Frequently Asked Questions
Approximately 1.7 billion in 2024. Increases by 1 every second.
January 19, 2038 (Year 2038 problem). 64-bit systems safe.
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