CryptoToolkit

Every crypto tool you need in one place. All tools work locally in your browser for maximum security and privacy.

100% Secure

Client-side Only

Always Free

Encoding & Decoding

Base64 Encoder

Convert text to Base64 format

Base64 Decoder

Decode Base64 to original format

Binary Converter

Convert text to binary and back

Hex Converter

Convert text to hex and back

URL Encoder

Encode URLs safely

HTML Encoder

Encode HTML entities

Hash & Verification

Popular

SHA-256 Generator

Generate SHA-256 hash

MD5 Generator

Generate MD5 hash

SHA-512 Generator

Generate SHA-512 hash

New

HMAC Generator

Generate HMAC codes

CRC32 Calculator

Calculate CRC32 checksum

SHA-1 Generator

Generate SHA-1 hash

Encryption & Security

Pro

AES Encryption

Encrypt with AES algorithm

AES Decryption

Decrypt AES encrypted data

Caesar Cipher

Classical shift cipher

XOR Encryption

Simple XOR cipher

Blowfish Cipher

Symmetric block cipher

ROT Cipher

ROT13, ROT47 variants

Generators & Utilities

Popular

Password Generator

Generate secure passwords

UUID Generator

Generate unique identifiers

RSA Key Generator

Generate RSA key pairs

JWT Decoder

Decode JSON Web Tokens

Timestamp Converter

Convert Unix timestamps

Morse Code

Translate to Morse code

Why Choose CryptoToolkit?

Professional-grade cryptographic tools that prioritize your security and privacy

100% Secure

All processing happens in your browser. No data is sent to our servers.

Lightning Fast

Instant processing with no waiting times or upload delays.

Always Free

Complete access to all tools with no hidden costs or limitations.

Privacy First

No tracking, no cookies, no data collection. Your privacy is guaranteed.