ROT13 / ROT47 Encoder

Apply ROT13 (letters only) or ROT47 (all printable ASCII) rotation ciphers. Instant encode/decode toggle.

Security & Privacy

This tool is being rebuilt

The earlier version did not work as described, so it is switched off until a tested version replaces it at this same address.

Tell us what you need it for

Tools that work today

Caesar Cipher with Brute-Force Encrypt and decrypt with Caesar shift cipher. Includes brute-force attack showing all 26 rotations simultaneously.
XOR Cipher Tool Apply XOR cipher operations with single-byte and multi-byte keys with hex input/output and key analysis.
Cipher Suite String Explainer Decode TLS cipher suite names (e.g., TLS_AES_128_GCM_SHA256) into human-readable components: key exchange, cipher, and hash.
Block Cipher Mode Visualizer Visualize how ECB, CBC, CTR, GCM, and OFB modes work with animated block diagrams showing IV, chaining, and feedback.
ChaCha20-Poly1305 Encryption Encrypt and decrypt data using ChaCha20-Poly1305 AEAD cipher with authenticated encryption and nonce management.
Enigma Machine Simulator Type a letter. Watch the rotors decide.

Web app by bee2.io

SCOUTb2

Website quality scanner

A Chrome extension that crawls a website and reports the accessibility, performance, and search problems it finds, page by page, with a shareable...

Open SCOUTb2

Mac app by bee2.io

Statement Studio

Bank statements to CSV

Turns a bank or card statement into a clean, categorized spreadsheet on the Mac, with no bank login and nothing uploaded.

More Security & Privacy tools

CVSS Score Calculator Vector strings scored exactly by the spec.
OpenPGP Key Lookup Every field read from the key itself.
CVE Lookup One CVE, every field explained.
Breached Password Check Only five characters of a hash ever leave.
VPN Leak Check What a website really sees behind your VPN.
Password Generator Random done right, with the maths shown.

What is it about?

What's missing Something isn't working Could be better Another tool I need Other

Your message (required)

0 / 2000 characters, at least 10

Name (optional)

Email (optional, for a reply)

Leave this field empty

Sent with your message: the address of this page, b2kit.com/tools/rot13-rot47-tool/

Pressing Send gives your message and this page's address to bee2.io, the team behind b2KIT. Your name and email go along only if you enter them, and any reply goes to that email. How we handle feedback

Sent. Thank you.

This tool is being rebuilt

Help improve this tool Tell us what is missing, broken or worth adding. One minute.