ToolNest 4+

ToolNest is your comprehensive all-in-one toolbox combining encryption, password generation, conversions, and much more in a privacy-focused package with zero ads.

Designed for developers, security professionals, and anyone who values productivity, ToolNest offers powerful cryptographic tools and everyday utilities in an elegant, intuitive interface.

HASH GENERATOR
• Generate and verify multiple hash types (MD5, SHA-1, SHA-256, etc.)
• Compare hashes to identify matching algorithms
• Copy individual or multiple hash outputs with ease
• Support for HMAC functions with customizable keys

ENCRYPTED MESSAGING
• End-to-end encryption for secure communications
• No server storage - truly private conversations
• Military-grade AES encryption
• Clear messages with secure key destruction

PASSWORD GENERATOR
• Create strong, unique passwords with customizable options
• Support for special characters, uppercase, lowercase, and numbers
• Password strength analysis
• Simple and advanced modes for different needs

TOTP GENERATOR
• Two-factor authentication code generation
• Compatible with Google Authenticator, Authy and other TOTP apps
• View current, previous and next codes
• Technical details for debugging

CONVERTERS
• Base64 encoder/decoder with URL-safe options
• URL encoder/decoder for web development
• HTML entity encoder/decoder
• Number systems converter (binary, hex, decimal, and more)
• Color converter with palette generation
• Measurement conversions for length, weight, area, and more

DATA TOOLS
• JSON formatter and validator
• CSV tools for format conversion, analysis, and manipulation
• String manipulation utilities
• Regular expression tester with built-in patterns

TIME TOOLS
• Timestamp converter between Unix, ISO8601, and human formats
• Date calculator for time differences and projections
• World clock with multiple time zones
• Timezone offset calculations

All functionality works offline, with no internet connection required. Your data never leaves your device - no tracking, no analytics, no data collection.

ToolNest is regularly updated with new features and tools based on user feedback. If there's a tool you'd like to see added, please contact us!