Unix Timestamp
Epoch Converter.
Translate integers into formatted dates, or generate UTC Epochs instantly.
How to use the compiler
Handle database times securely.
Epoch to Date
Paste your raw Unix timestamp (either in 10-digit seconds or 13-digit milliseconds) into the top field to instantly calculate the exact human-readable date and time.
Date to Epoch
Alternatively, use the graphical date and time pickers in the bottom module to generate an exact machine-readable Unix timestamp for your databases.
Timezone Shift
The tool automatically displays output in both your local browser timezone and standard UTC to prevent critical server infrastructure errors.
The Engineering Standard for Time Architecture
Unix Epoch Time is universally recognized as the safest and most mathematically robust method for storing dates in modern database architectures. Instead of relying on complex, regional string combinations (like `YYYY-MM-DD`), the system simply increments a single integer by exactly one every second, bypassing all geopolitical timezones, daylight savings rules, and formatting contradictions entirely.
Solving Local Shifts
When a user in London schedules a calendar event for 2 PM and shares it with a user in New York, the server logs a single Unix epoch integer. The frontend dashboard then parses that integer differently based on the viewer's local device, rendering the event simultaneously at 9 AM in New York without any backend adjustments.
Database Indexing Performance
Saving a column as a `TIMESTAMP` string costs significant bytes and heavily fragments database indexes. Utilizing an integer format (like `INT` or `BIGINT`) allows the database to sort sequentially and compress data much more efficiently.
The Millisecond Problem
While traditional Unix systems run entirely on seconds, JavaScript relies on thousands. The `Date.now()` JS function generates a 13-digit millisecond value. Forgetting you divide that backend epoch variable by 1,000 is one of the most common architecture crashes observed in React frameworks.
Frequently Asked Questions
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