Free Online Utilities Directory

Complete collection of free online utilities organized by category. All utilities work directly in your browser with no downloads required.

Developer Tools

Essential utilities for developers and programmers

JSON Validator and Beautifier

Format, validate, and beautify JSON data with syntax highlighting and error detection.

Base64 Encoding and Decoding Tool

Encode and decode Base64 strings for data transmission and storage.

Secure Password Creator

Generate strong, secure random passwords with customizable length and character sets.

Cryptographic Hash Calculator

Generate MD5, SHA1, SHA256, and other cryptographic hashes for text and data.

Text processing and manipulation utilities

Character and Word Counter

Count characters, words, sentences, and estimate reading time for any text.

Text Case Transformation Tool

Convert text between UPPERCASE, lowercase, Title Case, camelCase, and more formats.

Mathematical calculators and converters

Percentage Computing Tool

Calculate percentages, percentage increases, decreases, and percentage of numbers.

Date, time, and age calculation utilities

Age Computing Calculator

Calculate your exact age in years, months, days, hours, and minutes from birth date.

Boost your productivity with these helpful utilities

QR Code Creation Tool

Generate QR codes for URLs, text, contact information, and other data types.

Can't find what you're looking for? We're constantly adding new utilities. Contact us to suggest a utility you'd like to see.