Free time-zone converter
Convert across UTC offsets.
Enter a date and time, choose source and target offsets, and see the converted time plus the difference in hours. For the DST caveat, open the complete tool.
Time zone converter workspace
Runs locally in your browser
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Guest access includes 3 public-tool runs per rolling 24 hours. Inputs stay on this device.
Uses fixed UTC offsets; daylight-saving changes must be entered manually for the chosen dates.
Result
Original—
Converted—
Difference—
Time-zone note