What does Rotate Hex Nibbles do that other Crypto pages on this site do not?

Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails. Short version: Add a nibble shift to each hex digit.

Does Rotate Hex Nibbles upload my file or text to Tool-You servers?

No. Rotate Hex Nibbles runs in this browser tab. Files stay on the device. Limit note: Even-length hex and integer shift.

Should I use Nibble Swap Hex instead of Rotate Hex Nibbles?

Use Rotate Hex Nibbles when you need Add a nibble shift to each hex digit. Use Nibble Swap Hex when you need Swap nibbles per byte; byte count. They share a category (Crypto) but not the same job.

Rotate Hex Nibbles

Add a nibble shift to each hex digit.

Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails.

What Rotate Hex Nibbles does

Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails.

Practical limit for Rotate Hex Nibbles: Even-length hex and integer shift. That is why output can differ from heavy desktop Crypto software. Read the tool-specific note again: Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails.

How to use Rotate Hex Nibbles

Keep this tab on Rotate Hex Nibbles (/crypto/rot-hex-nibble). Pasting into the wrong Crypto tool (for example Nibble Swap Hex) changes the job.
Paste or type the input Rotate Hex Nibbles expects. Path hint: crypto · rot hex nibble. Add a nibble shift to each hex digit.
Apply the Rotate Hex Nibbles action only. XOR Hex Byte is a different transform (XOR hex by byte with byte value.). Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails.
Copy the output of Rotate Hex Nibbles if you need it elsewhere. Size/complexity still follows: Even-length hex and integer shift.
If the text job is actually Swap nibbles per byte; byte count., leave Rotate Hex Nibbles and open Nibble Swap Hex.

When not to use Rotate Hex Nibbles

Skip Rotate Hex Nibbles when a neighbor tool matches better — start with Nibble Swap Hex or XOR Hex Byte — or when the description already warns the job will fail. In the tool’s own words: Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails.

Questions about Rotate Hex Nibbles

What does Rotate Hex Nibbles do that other Crypto pages on this site do not?: Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails. Short version: Add a nibble shift to each hex digit.
Does Rotate Hex Nibbles upload my file or text to Tool-You servers?: No. Rotate Hex Nibbles runs in this browser tab. Files stay on the device. Limit note: Even-length hex and integer shift.
Should I use Nibble Swap Hex instead of Rotate Hex Nibbles?: Use Rotate Hex Nibbles when you need Add a nibble shift to each hex digit. Use Nibble Swap Hex when you need Swap nibbles per byte; byte count. They share a category (Crypto) but not the same job.
What are the limits of Rotate Hex Nibbles?: Even-length hex and integer shift. Also: Adds a shift mod 16 to each hex digit. Unlike Nibble Swap Hex this rotates values. Odd length fails.