Time Unit Converter
Convert time values across multiple units by entering a single number.
You can instantly convert between milliseconds, seconds, minutes, hours, days, and weeks, with all results updating automatically.
This tool is useful for estimating durations, checking time calculations, and converting values found in logs, configuration files, or documentation.
By selecting the source unit, all other units are recalculated in real time, allowing quick comparison without manual math.
All calculations are performed directly in your browser.
No input values are sent to any server, making this converter fast, simple, and safe for everyday development and reference use.
Converted values
Updated automaticallyHow to use & features
- Select the source unit and enter a value to update all other units automatically.
- Extremely large or small numbers are shown in scientific notation for readability.
- Copy any converted value directly into your notes or scripts.
Sample input & output
Convert seconds to minutes
Input
7,200 seconds
Output
120 minutes (2 hours)
Frequently asked questions
Do you support milliseconds and smaller units?
How accurate are the conversions?
Can I copy individual results?
Common use cases
Converting durations
Switch between seconds, minutes, hours, and days to reason about rate limits or TTLs.
Interpreting logs
Turn millisecond or nanosecond values into readable units to grasp latency and timing.
Double-checking inputs
Verify numeric inputs correspond to the intended duration before saving configurations.
Notes & limitations
Work stays in your browser
Inputs and outputs remain local. Closing the tab or clearing cache will remove any temporary state.
Validate critical data
Results are helper outputs—double-check them before sending to production systems or sharing externally.
Large payloads depend on your device
Very large text or files can feel slow in some browsers. Use a desktop environment for heavy workloads.