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Timestamp Converter
ISO 8601Convert Unix timestamps to human dates.
Current Time
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arrow_forward Unix to Human
ISO 8601
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Local Time
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UTC
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Relative
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arrow_back Human to Unix
Unix (seconds)
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Unix (milliseconds)
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What is Unix Time?
Unix time (also known as Epoch time, POSIX time, or Unix timestamp) is a system for describing a point in time. It is the number of seconds that have elapsed since the Unix Epoch, minus leap seconds; the Unix Epoch is 00:00:00 UTC on 1 January 1970. It is widely used in operating systems and file formats because it is a single integer, making it easy for computers to store and manipulate. This standard allows different systems to communicate time accurately regardless of their local timezone settings.
How to Use This Tool
To convert Unix to Human: Enter the timestamp in the Unix Timestamp field and select whether it is in seconds or milliseconds. To convert Human to Unix: Select the date and time using the pickers, then choose your desired timezone. Use the Now button to quickly grab the current timestamp. View results in real-time, including ISO 8601, Local Time, UTC, and relative time. Click the Copy button next to any result to save it to your clipboard.
Common Use Cases
Log analysis to convert cryptic timestamps found in server logs or database entries into readable dates for debugging. API development to verify that your backend is sending the correct epoch values. Data migration to ensure time-based data remains consistent when moving between systems. Scheduling to calculate future or past timestamps for cron jobs, expiration dates, or event triggers.
Pro Tips
When working with JavaScript, remember that Date.now() returns milliseconds, while standard Unix timestamps are in seconds โ divide by 1000 to convert. Always use the ISO 8601 format for data exchange between systems to ensure maximum compatibility. Be aware of the Year 2038 problem where 32-bit signed integers will overflow; modern systems use 64-bit integers which solves this for the foreseeable future.