Welcome to UtilToolkits
Your one-stop collection of free, browser-based utilities. All tools run locally for maximum speed and privacy.
Most Popular Tools
View All Tools →Keyword Density Analyzer
Analyze text to find keyword frequency and density.
Readability Score Calculator
Calculate Flesch-Kincaid and other readability scores.
Loan Calculator
Calculate monthly payments and see a full amortization schedule.
Time Zone Converter
Convert a specific time from one timezone to another.
Word Counter
Count words, characters, sentences, and lines in your text.
Character Counter
Count characters with and without spaces, and see the byte size.
Featured Tools
Case Converter
Convert text between uppercase, lowercase, title case, and more.
JSON Formatter
Format, pretty-print, and validate your JSON data.
Image to Base64
Convert an image file into a Base64 data URL string.
Color Converter
Convert colors between HEX, RGB, and HSL formats.
Pomodoro Timer
A simple timer to help you focus with the Pomodoro Technique.
Password Generator
Create strong, random passwords with customizable options.
Categories
View All ToolsText Tools
Tools for text manipulation, counting, and analysis.
8 tools
Coding Tools
Utilities for developers to format, debug, and generate code.
12 tools
Image Tools
Tools for image conversion and manipulation.
2 tools
CSS Tools
Helpers for generating and previewing CSS styles.
5 tools
Color Tools
Utilities for color conversion and palette generation.
2 tools
Math & Calculation Tools
Calculators and converters for mathematical operations.
5 tools