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💻Dev Tools

Free online conversion and development tools: IP converter, base converter (binary, octal, decimal, hex), and more. Fast, easy, no installation—perfect for developers and everyday use. ToolNow.net

Scientific Calculator

Scientific Calculator

Professional calculator supporting trigonometric functions, logarithms, and power operations

Hash Calculator

Hash Calculator

Calculate MD5, SHA1, SHA256, SHA512 hash values

Base64 Encoder/Decoder

Base64 Encoder/Decoder

Convert text to/from Base64 encoding

Timestamp Converter

Timestamp Converter

Convert between timestamp and datetime easily

Text Case Converter

Text Case Converter

Convert text to uppercase, lowercase, camelCase, snake_case and more

JSON Formatter

JSON Formatter

Format and minify JSON strings. Support beautify, compress and validate

Color Converter

Color Converter

Convert between RGB and HEX color codes

IP Address Converter

IP Address Converter

Convert between IP address and hex/decimal/binary formats easily

PDF Online Merge Tool

PDF Online Merge Tool

Select multiple PDF files, drag to adjust order, merge into one PDF with one click

Base Converter

Base Converter

Convert between binary, octal, decimal and hexadecimal. Fast and accurate integer conversion.

Network Testing Tools

Network Testing Tools

Online Ping, Traceroute, Port Scan, DNS Lookup

HTML Live Preview

HTML Live Preview

Edit and preview HTML/CSS/JS code online with real-time results.