Don't like ads? Go Ad-Free Today

Cryptography Tools

ADVERTISEMENT · REMOVE?

Upside Down Text Generator

What is Upside Down Text? This tool flips your text upside down using special Unicode characters. “Hello” becomes “oןןǝH”. Perfect for social media, usernames, or adding a fun twist to messages. Key Features Flip text upside down instantly Uses Unicode characters (works everywhere) Real-time conversion Copy result with one click How to Use Enter your ...

Try the Tool »

Base32 Encoder/Decoder

What is Base32 Encoding? Base32 encodes binary data using 32 ASCII characters (A-Z and 2-7). It is similar to Base64 but uses a smaller, case-insensitive alphabet, making it useful for systems that are not case-sensitive. Text Base32 Hello JBSWY3DP Test KRSXG5A= Key Features Encode text to Base32 Decode Base32 back to text RFC 4648 compliant ...

Try the Tool »

Text to Hex Converter

What is Text to Hex Conversion? This tool converts text to its hexadecimal representation and vice versa. Each character becomes its ASCII code in hex format. “Hi” becomes “48 69”. Character ASCII Hex A 65 41 a 97 61 0 48 30 Key Features Convert text to hex and hex to text Space-separated hex bytes ...

Try the Tool »

Reverse Text

What is Reverse Text? This tool flips your text backwards, character by character. “Hello” becomes “olleH”. Useful for creating mirror text, puzzles, or just having fun. Key Features Reverse by characters or by words Real-time processing Preserves all characters including spaces and punctuation Copy result with one click How to Use Enter your text Choose ...

Try the Tool »

NATO Phonetic Alphabet Converter

What is the NATO Phonetic Alphabet? The NATO phonetic alphabet assigns code words to letters (Alpha, Bravo, Charlie…) to ensure clear communication over radio or phone. Used by military, aviation, and emergency services worldwide. Letter Code Word Letter Code Word A Alpha N November B Bravo O Oscar C Charlie S Sierra Key Features Convert ...

Try the Tool »

Atbash Cipher

What is Atbash Cipher? Atbash is a simple substitution cipher originally used for the Hebrew alphabet. It reverses the alphabet: A becomes Z, B becomes Y, and so on. Like ROT13, applying Atbash twice returns the original text. Original A B C … X Y Z Atbash Z Y X … C B A Key ...

Try the Tool »

URL Encoder/Decoder

What is URL Encoding? URL encoding (percent-encoding) converts special characters into a format safe for URLs. Characters like spaces, &, and = are replaced with percent-codes (e.g., space becomes %20). Character Encoded space %20 & %26 = %3D ? %3F Key Features Encode text for safe URL usage Decode percent-encoded strings back to text Real-time ...

Try the Tool »

Morse Code Translator

What is Morse Code? Morse code is a method of encoding text using dots (.) and dashes (-) to represent letters and numbers. Invented by Samuel Morse in the 1830s for telegraph communication, it remains useful today for emergency signaling and amateur radio. Letter Morse Letter Morse A .- N -. B -… O — ...

Try the Tool »

Caesar Cipher

What is Caesar Cipher? The Caesar cipher is one of the oldest known encryption techniques, named after Julius Caesar who used it for military communications. It works by shifting each letter in the text by a fixed number of positions in the alphabet. Shift Example (HELLO) 1 IFMMP 3 KHOOR 13 (ROT13) URYYB How It ...

Try the Tool »

ROT13 Encoder/Decoder

Encode and decode text using the ROT13 cipher - a simple letter substitution that replaces each letter with the one 13 positions after it in the alphabet.

Try the Tool »

Letter to Number Converter

Convert letters to numbers and vice versa with our Letter to Number Converter. Simple A1Z26 cipher tool for creating codes, puzzles, and educational activities.

Try the Tool »

Passphrase Generator

Generate secure, memorable passphrases with customizable length and formatting options. Create strong passwords that are easy to remember and hard to crack.

Try the Tool »

SHA512 Decrypt

Explore our SHA512 Decrypt tool to analyze and attempt reversal of SHA-512 hashes. Ideal for security research, password recovery, and cryptography education.

Try the Tool »

SHA256 Decrypt

Attempt to reverse SHA256 hashes with our SHA256 decrypt tool and understand the limitations of reversing cryptographic hash functions.

Try the Tool »

RSA Key Generator

Generate RSA keys with custom lengths using the RSA Key Generator tool. Easily obtain private and public keys for encryption and decryption purposes.

Try the Tool »

MD5 Decrypt

Unlock encrypted data with our MD5 Decrypt tool. Effortlessly descrypt MD5 hashes and reveal the original content. Fast, reliable, and secure.

Try the Tool »

MD5 Hash Generator

Generate MD5 hashes quickly and securely with our MD5 Hash Generator tool. Protect passwords, verify file integrity, and more. Try it now!

Try the Tool »

HMAC Generator

Generate HMAC (Hash-based Message Authentication Code) with the HMAC Generator. Create secure authentication codes using various hash algorithms. Try it now!

Try the Tool »
Want To enjoy an ad-free experience? Go Ad-Free Today

Install Our Extensions

Add IO tools to your favorite browser for instant access and faster searching

Add to Chrome Extension Add to Edge Extension Add to Firefox Extension Add to Opera Extension

Scoreboard Has Arrived!

Scoreboard is a fun way to keep track of your games, all data is stored in your browser. More features are coming soon!

ADVERTISEMENT · REMOVE?
ADVERTISEMENT · REMOVE?
ADVERTISEMENT · REMOVE?

News Corner w/ Tech Highlights

Get Involved

Help us continue providing valuable free tools

Buy me a coffee
ADVERTISEMENT · REMOVE?