Useful Tools
Free everyday tools for text, development, and SEO — everything runs in your browser.
Text Tools
8Text Case Converter
UPPER, lower, Title, camelCase
Word Counter
Full text statistics and analysis
Remove Duplicate Lines
Remove duplicate lines from any list or text instantly
Sort Lines
Sort any list A-Z, Z-A, or numerically
Text Diff Checker
Compare two texts and highlight differences
Reading Time Calculator
Count words and estimate reading time from reading speed.
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Developer Tools
17UUID Generator
Unique identifiers v4 & v1
Base64 Encoder/Decoder
Encode and decode Base64 text
JSON Formatter
Format, minify and validate JSON
Timestamp Converter
Convert Unix timestamps to dates
URL Encoder/Decoder
Encode or decode URLs
Hash Generator
SHA-256, SHA-1 and MD5 from any text
Markdown Previewer
Paste Markdown and preview it safely in your browser.
CSV to JSON
Convert CSV to JSON with optional headers.
JSON to CSV
Convert a JSON array into clean CSV.
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JWT Decoder
Decode a JWT header & payload
HTML Escape / Unescape
Escape and unescape HTML entities.
URL Parser
Parse a URL into protocol, domain, path, and query parameters.
Query String Builder
Build a URL with safely encoded query parameters.
CSS Unit Converter
Convert px to rem and rem to px using a base size.
CSS Minifier
Remove whitespace and comments from CSS in your browser.
HTML Minifier
Minify basic HTML by removing comments and extra whitespace.
JavaScript Minifier
Minify simple JavaScript in the browser. For critical code, use a professional build tool.
SEO & Marketing Tools
11URL Slug Generator
Create a clean URL slug from a title
UTM Builder
Build campaign tracking links
Robots.txt Generator
Generate a basic robots.txt file with Allow, Disallow, and Sitemap.
Keyword Density Checker
Check repeated terms in text and their keyword-density percentage.
Meta Tag Preview
Preview how a page looks in Google & social cards
Title Tag Length Checker
Check whether a title tag is too short, good, or too long.
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Meta Description Length Checker
Check meta description length and get general SEO guidance.
Hreflang Generator
Generate hreflang tags for multilingual pages.
Canonical URL Checker
Check a canonical URL for protocol, query strings, hash fragments, and validity.
Sitemap XML Checker
Paste a sitemap and count URLs, duplicates, and hosts.
Schema Markup Generator
Generate basic JSON-LD for Organization, WebSite, and BreadcrumbList.
Image Tools
3PDF Tools
5Images to PDF
Create a PDF from multiple images in your browser, without uploading files.
Merge PDF
Merge multiple PDF files into one PDF in your browser.
Split PDF
Extract selected pages from a PDF by page range.
Rotate PDF
Rotate PDF pages by 90, 180, or 270 degrees.
PDF Info
Check PDF page count and basic metadata.
General Tools
18QR Code Generator
Generate a QR code for any URL or text
Time Zone Converter
Convert time between common time zones.
Countdown Timer
Choose a target date and time and get a live countdown in your browser.
Online Stopwatch
A simple stopwatch with start, pause, and reset.
Pomodoro Timer
A simple work/break timer for focused sessions.
Work Hours Calculator
Calculate net work hours and estimated pay from breaks and hourly rate.
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Color Converter
Convert HEX to RGB and HSL
Random Picker
Pick a random winner or name from a list
Color Palette Generator
Generate a simple color palette from a base color.
Gradient Generator
Create a CSS gradient with live preview.
CSS Box Shadow Generator
Generate CSS box-shadow with a preview.
Border Radius Generator
Set each corner radius and copy CSS.
File Size Converter
Convert between B, KB, MB, GB, and TB.
Data Transfer Time Calculator
Estimate download or upload time from file size and speed.
World Clock
See the current time in common time zones.
Days Until Calculator
Calculate how many days remain until a target date or have already passed.
Random Team Generator
Paste names and split them into random teams.
Yes/No Decision Maker
Get a quick random yes, no, or maybe answer.