Timestamp tools
Convert Unix epoch seconds, milliseconds, and microseconds. Use these pages for API debugging, logs, database values, and Discord timestamp tags.
Tool index
All time tools
A compact index of client-side tools for timestamps, cron expressions, time zones, date math, and chat-ready formats.
Timestamp
Timestamp Converter
Convert Unix seconds, milliseconds, and microseconds into local, UTC, ISO, and RFC dates.
Timestamp
Current Timestamp
Live epoch seconds, milliseconds, ISO 8601, RFC 2822, and copy-ready current time formats.
Cron
Cron Expression Explainer
Explain, validate, build, and preview the next runs for five-field cron expressions.
Cron
Cron Builder
Generate common cron schedules with visual presets for minutes, hours, weekdays, and months.
Timezone
Timezone Converter
Convert meeting times between IANA time zones with UTC offsets and DST-aware formatting.
Date
Date Difference
Calculate days, business days, hours, minutes, and seconds between two dates.
Date
Date Calculator
Add or subtract days, weeks, months, and years, with an option to skip weekends.
Date
Countdown Timer
Create a live countdown to a date and see the remaining days, hours, minutes, and seconds.
Format
ISO 8601 Converter
Validate and convert ISO 8601, RFC 2822, Unix epoch, UTC, and local date formats.
Format
Discord Timestamp Generator
Generate Discord <t:...> tags for short dates, long dates, times, and relative timestamps.
Date
Duration Converter
Convert seconds, minutes, hours, days, weeks, and readable durations.
Date
Week Number
Find ISO week number, week-year, day of year, and weekday for any date.
Date
Age Calculator
Calculate exact age, next anniversary, and total lived days from a birth date.
Tool categories
Cron tools
Explain five-field cron expressions, build common schedules, and preview upcoming run times in an IANA time zone.
Date and timezone tools
Convert meeting times, calculate date differences, add business days, find ISO week numbers, and measure durations with clear UTC and local-time labels.