Time & date tools
Free time and date tools that run in your browser: convert Unix timestamps, read cron expressions in plain English with their next runs, compare time zones, and work out durations.
All Time & date tools
Epoch Converter
Unix timestamps in seconds, milliseconds or microseconds, in both directions, with a live clock.
Open toolCron Expression Explainer
Reads 5-field and 6-field cron expressions, field by field, and shows the next ten runs.
Open toolTime Zone Converter
Compare a date and time across as many zones as you like, with correct daylight-saving offsets.
Open toolDuration Calculator
Time between two dates, add or subtract a duration, and read ISO 8601 durations both ways.
Open tool
Other categories
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Format, validate, compare and convert JSON.
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Decode, verify and generate JSON Web Tokens.
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Beautify and minify SQL, HTML, CSS and JavaScript.
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