Free Tools. Smarter Work.
Free online tools and plain-English guides for everyday work
SmartWebGuide offers ten free tools for text, numbers and web content. They run in your browser, need no sign-up, and sit alongside practical tutorials you can actually follow.
Online tools directory
- Text Tools
Word Counter
Count words, characters, sentences, paragraphs and lines as you type.
- Text Tools
Character Counter
Count characters with and without spaces and check text against a limit.
- Text Tools
Case Converter
Convert text to upper, lower, title, sentence, camel, snake or kebab case.
- Text Tools
Remove Extra Spaces
Clean up repeated spaces, trailing spaces and blank lines.
- Calculators
Percentage Calculator
Work out a percentage of a number, a ratio as a percent, or a percentage change.
- Calculators
Basic Calculator
Add, subtract, multiply and divide with a simple keypad or your keyboard.
- SEO Tools
Text-to-Slug Generator
Turn a title into a clean, URL-friendly slug.
- SEO Tools
Reading Time Calculator
Estimate how long a text takes to read or speak aloud.
- Productivity
JSON Formatter and Validator
Validate, pretty-print or minify JSON and see where errors are.
- Productivity
Duplicate Line Remover
Remove repeated lines from a list while keeping the first of each.
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Featured tools
- Text Tools
Word Counter
Count words, characters, sentences, paragraphs and lines as you type.
- Productivity
JSON Formatter and Validator
Validate, pretty-print or minify JSON and see where errors are.
- Calculators
Percentage Calculator
Work out a percentage of a number, a ratio as a percent, or a percentage change.
- Text Tools
Case Converter
Convert text to upper, lower, title, sentence, camel, snake or kebab case.
Latest articles
- Tutorials
How to Fix the Most Common JSON Errors
Learn why JSON fails to parse and how to fix trailing commas, single quotes, missing quotes and other frequent mistakes.
- Writing
Word Count, Character Limits and Reading Time: A Practical Guide
How word and character counts work, why different tools disagree, and how to estimate reading and speaking time sensibly.
- Tutorials
How to Calculate Percentages Without Mistakes
Clear formulas and worked examples for percentage of a number, percent of a total, percentage change, discounts and percentage points.
About SmartWebGuide
SmartWebGuide is a small collection of free utilities and tutorials. Each tool is a single web page with its own address, built with plain HTML, CSS and JavaScript so it loads quickly and works without an account.
The tools process what you type inside your own browser. Read the Privacy Policy for the full details, or visit the About page to learn more.