Free Online Utility Tools
Fast, simple tools that run entirely in your browser. No signup, no uploads, no nonsense.
Text Tools
View all →Word & Character Counter
Count words, characters, sentences, and paragraphs in your text instantly.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, snake_case, kebab-case, camelCase, and more.
Sort Lines
Sort lines of text alphabetically, numerically, or in reverse.
Remove Duplicate Lines
Remove duplicate lines from a block of text, keeping only unique entries.
Data Tools
View all →CSV Viewer
Paste CSV data and view it as a sortable, formatted table instantly in your browser.
CSV Cleaner
Remove empty rows, empty columns, and trim whitespace from CSV data.
JSON Validator
Validate JSON syntax and get detailed stats — type, depth, key count, and array length.
JSON Minifier
Minify JSON by removing all whitespace. Shows bytes saved and compression percentage.
Image Tools
View all →Image Compressor
Compress JPEG, WebP, and PNG images in your browser. Shows exact file size savings.
PNG to JPG Converter
Convert PNG images to JPG format instantly in your browser. No upload required.
JPG to PNG Converter
Convert JPG images to PNG format with transparency support. Runs entirely in your browser.
WebP Converter
Convert WebP images to JPG or PNG, or convert any image to WebP format.
Design Tools
View all →Color Lightener & Darkener
Generate tints and shades of any color. Click any swatch to copy its HEX, RGB, or HSL code.
Color Code Converter
Convert colors between HEX, RGB, RGBA, HSL, HSLA, and CSS named colors instantly.
Tailwind Shade Generator
Generate a full 11-stop Tailwind CSS color scale from any base color. Export as a JS object or CSS variables.
Border Radius Generator
Visually build CSS border-radius values. Control each corner independently, toggle px or %, and copy the ready-to-use shorthand.
Web & Dev Tools
View all →JWT Decoder
Paste a JSON Web Token to decode and inspect its header, payload, and expiry — entirely in your browser.
Regex Tester
Test regular expressions against a string with live match highlighting, flag toggles, and a match details table.
Meta Tag Generator
Generate SEO and social meta tags — standard, Open Graph, and Twitter/X Card — and copy the ready-to-paste HTML.
Open Graph Preview
Preview how your page will look when shared on Facebook, LinkedIn, and Twitter/X. No URL fetch needed.
Utility & System Tools
View all →What's My IP
Instantly see your public IP address, location, ISP, and connection info.
Screen Size & Viewport Checker
See your current screen resolution, viewport size, device pixel ratio, and orientation.
Time Zone Converter
Convert a date and time between any two time zones. See the offset difference and local times side by side.
Unix Timestamp Converter
Convert a Unix timestamp to a human-readable date, or convert a date back to a Unix timestamp.
Calculators
View all →Percentage Calculator
Calculate percentages, percentage changes, and what percent one number is of another.
Ratio Calculator
Simplify ratios and solve proportions. Find the missing value in A:B = C:X.
Age Calculator
Calculate your exact age in years, months, and days from your date of birth.
Days Until Date Calculator
Find out how many days, weeks, and months until any future date.
Finance
View all →Loan Payment Calculator
Calculate monthly payments, total interest, and full amortization for any loan.
Mortgage Calculator
Estimate your monthly mortgage payment including principal, interest, and an amortization schedule.
Mortgage Overpayment Calculator
See how much interest and time you save by making extra payments on your mortgage.
Compound Interest Calculator
Calculate how your investment grows over time with compound interest and regular contributions.