NextUtils - Free Online Tools for Developers & Designers
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Binary Converter

Convert numbers between binary, decimal, hexadecimal, and octal. Paste a value to see instant conversions, bit length, byte size, and power‑of‑two checks.

Input Number

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Conversion Results

Number Information

Bit Length:-
Byte Size:-
Power of 2:-

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Converters

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Base64 Converter

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Encode and decode Base64 strings, files, and images. Convert text to Base64 format or decode Base64 back to original content with our free online tool.

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Binary Converter

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Convert between binary, decimal, hexadecimal, and octal number systems. Free online tool for developers and students to perform number base conversions with precision.

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Unit Converter

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Convert between different units of measurement including length, weight, volume, temperature, and more. Comprehensive unit converter for everyday calculations and professional use.

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Color Converter

Convert between color formats including RGB, HEX, HSL, CMYK, and more. Professional color converter with color names, brightness analysis, and contrast ratios for designers and developers.

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Timestamp Converter

Convert Unix timestamps to readable dates and vice versa. Support for multiple timestamp formats, timezone conversions, and date calculations for developers and system administrators.

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Generators

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Password Generator

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Generate secure, strong passwords with customizable options including length, character types, and exclusions. Perfect for creating secure passwords for accounts, applications, and systems.

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QR Code Generator

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Generate QR codes for URLs, text, contact information, and more. Customizable QR code generator with size, color, and format options for marketing, business cards, and digital sharing.

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Hash Generator

Generate various cryptographic hash types including MD5, SHA1, SHA256, SHA512, and more. Essential tool for developers, security professionals, and data integrity verification.

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