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Popular tools
Start with these frequently useful utilities.
Word Counter
Count words, characters, sentences, paragraphs and estimated reading time.
Open tool ↗JSON Formatter & Validator
Beautify, minify and validate JSON.
Open tool ↗Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 in one tool.
Open tool ↗Unit Converter: All-in-One
One converter for common length, mass, temperature and storage units.
Open tool ↗Temperature Converter
Convert Celsius, Fahrenheit and Kelvin both ways.
Open tool ↗Password Generator
Generate strong random passwords with adjustable options.
Open tool ↗Text to Slug Converter
Create clean URL slugs from titles.
Open tool ↗Age Calculator
Calculate age in years, months and days.
Open tool ↗Percentage Calculator
Calculate percentage of a value.
Open tool ↗URL Encoder & Decoder
Encode and decode URL components in one tool.
Open tool ↗Image Compressor
Compress an image in your browser and download a smaller JPEG, WebP, or PNG file.
Open tool ↗Merge PDF Files
Combine multiple PDF files into one PDF in your browser.
Open tool ↗Browse by category
Jump straight to the type of tool you need.
Simple by design
Clear interfaces that help you get to the result without unnecessary steps.
Browser-first tools
Most utilities process your input locally; live-data tools may require a provider.
One organized library
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Latest practical guides
Clear, step-by-step help for common digital tasks.
How to Find and Fix Common JSON Syntax Errors
Learn the syntax mistakes that commonly stop JSON from parsing and how to debug them.
Read guide →SEO guideHow to Plan Helpful SEO Content Before You Write
Build a useful outline, match search intent, and improve on-page clarity without keyword stuffing.
Read guide →Privacy guideA Privacy Checklist for Using Free Online Tools
Reduce unnecessary data exposure when working with browser-based utilities.
Read guide →Practical how-to guides
Clear explanations and checklists for everyday digital tasks.
How to Clean Text Before Importing It Into a Spreadsheet
Learn how to remove extra spaces, normalize line breaks, handle duplicate rows, and prepare pasted text for reliable spreadsheet imports.
Read guide →How-to guideJSON vs XML vs CSV: Which Data Format Should You Use?
Compare JSON, XML, and CSV by structure, readability, nesting, and common use cases, with examples to help choose the right format.
Read guide →How-to guideHow to Check a URL Before Sharing or Publishing It
Use a simple URL review checklist to catch broken links, confusing parameters, encoding issues, and accidental exposure of private information.
Read guide →How-to guidePercentage Change vs Percentage Points: The Difference Explained
Understand percentage change and percentage-point differences with simple formulas, worked examples, and common reporting mistakes.
Read guide →