Quick reference
| Setting | Value / behavior |
|---|---|
| 1 KB | 1,000 bytes |
| 1 KiB | 1,024 bytes |
| 1 MiB | 1,048,576 bytes |
How to use the result
A decimal kilobyte is 1,000 bytes, while a binary kibibyte is 1,024 bytes. Decimal MB and GB are powers of 1,000; binary MiB and GiB are powers of 1,024. Those distinctions explain why a storage device capacity and an operating system’s displayed capacity can look different even when the underlying byte count agrees. This tool converts the chosen source unit to bytes once, then divides that value by each target unit.
Limits and interpretation
The converter works with bytes, not bits. Network speeds are commonly stated in bits per second and require a separate factor of eight before estimating byte throughput. It allows fractional values for planning and does not pretend that a file can contain a fractional physical byte. JavaScript floating-point arithmetic can round very large quantities, so use exact integer tooling for accounting beyond the safe integer range. For an upload limit, use the receiving service’s explicit byte definition when it is available.
Check against your destination
Run the supplied example first, then replace it with a representative input from your own workflow. Change one parameter at a time so the effect is easy to inspect. Copy or download the output and compare it with a small known case before using it in a larger system. A successful calculation establishes only the behavior described on this page; it cannot check the assumptions or access rules of a remote application. Errors are shown next to the workspace rather than silently returning an empty success.
Local processing and data handling
This tool runs in the browser and does not transmit the entered content to a processing service. No input is saved to local storage, added to the URL or synchronized to an account. The clear control removes the current field and displayed result from this page. Clipboard contents and downloaded files remain under your operating system’s control. Keep original inputs when exact byte preservation matters, and avoid including sensitive tokens or private text in screenshots that you later share.
Frequently asked questions
Does the tool contact my server?
No. It processes the provided input locally and does not execute commands on your systems.
Can I download the result?
Yes. Use the Download result control after a successful run.
What happens to my input?
It remains in this page until cleared or closed. It is not saved by the tool.
About this tool
Built and maintained by Mihai at Void Fabric. This page documents the behavior of the current implementation. Found an error or an unclear assumption? Send a reproducible example with sensitive values removed.
Reference: Void Fabric field notes · Testing and editorial policy