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Data unit converter
Calculators
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About this tool
Convert bits, bytes, decimal KB–TB, and binary KiB–TiB while keeping the two prefix systems distinct.
Common uses
- Convert bits, bytes, decimal KB–TB, and binary KiB–TiB while keeping the two prefix systems distinct.
- Enter a nonnegative quantity and select its unit, noting B for bytes versus bit.
How to use it
- 1.Enter a nonnegative quantity and select its unit, noting B for bytes versus bit.
- 2.Choose decimal or binary output; for example 1 KiB equals 1024 B, while 1 KB equals 1000 B.
Limits and notes
- Input is capped at 10^15. Fractional values are allowed and results are floating-point; this is a unit conversion, not a measurement of usable disk capacity.
Frequently asked questions
What does this tool do?
Convert bits, bytes, decimal KB–TB, and binary KiB–TiB while keeping the two prefix systems distinct.
What should I check before using the result?
Input is capped at 10^15. Fractional values are allowed and results are floating-point; this is a unit conversion, not a measurement of usable disk capacity.