All Tools in One Place
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/Decoder
Convert text to/from Base64 format
Base58 Encoder/Decoder
Encode/decode Base58 format
Binary Encoder/Decoder
Convert text to binary and back
Hex Encoder/Decoder
Convert text to hex and back
URL Encoder/Decoder
Encode/decode URL-encoded text
HTML Encoder/Decoder
Encode/decode HTML entities
Unicode Encoder/Decoder
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.