CryptoToolkit
Every crypto tool you need in one place. All 34 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
Base58 Converter
Encode/decode Base58 format
Binary Converter
Convert text to binary and back
Hex Converter
Convert text to hex and back
URL Encoder
Encode URLs safely
URL Decoder
Decode URL-encoded text
HTML Encoder
Encode HTML entities
Unicode Converter
Encode/decode Unicode text
Hash & Verification
Encryption & Security
Classical Ciphers
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.