Endianness Swap Hex
Reverses byte order of a hex value for a chosen word width. Free, instant and 100% private in your browser.
Converters Runs in your browser
What does Endianness Swap Hex do?
Reverses byte order of a hex value for a chosen word width. Paste your hex string on the left and NMSnabbit instantly shows the byte-swapped on the right. Everything runs locally in your browser — nothing is uploaded, so it stays private and works offline. You can process several values at once and copy the result with one click.
How to use the Endianness Swap Hex
- 1 Type or paste your hex string into the input box.
- 2 The byte-swapped appears instantly in the output box as you type.
- 3 Enter several values separated by spaces or new lines to process them at once.
- 4 Click “Copy output” to copy the result.
What you can use it for
- Quickly reverses byte order of a hex value for a chosen word width without installing anything.
- Checking results while learning or teaching how hex string and byte-swapped relate.
- Preparing or debugging data for programming, electronics or homework.
- Working privately when the data shouldn't be uploaded to a server.
Frequently asked questions
How do I use Endianness Swap Hex?
Paste your hex string into the input field above. Endianness Swap Hex runs instantly in your browser and shows the byte-swapped on the right — no button to press and nothing uploaded.
Is Endianness Swap Hex free and private?
Yes. Endianness Swap Hex is completely free with no sign-up, and it runs entirely client-side in your browser, so your data never leaves your device.
Can I process more than one value at once?
Yes. Enter several values separated by spaces or new lines and each one is handled independently, so you can batch-process in a single pass.
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