All Tools
Choose from our collection of 68 carefully crafted online tools organized by category
Text Tools
Word Counter
Count words, characters, sentences, and paragraphs instantly.
Case Converter
Convert text between uppercase, lowercase, title case and more.
Character Counter
Count characters, words, and lines in your text in real-time.
Lorem Ipsum Generator
Generate placeholder text for designs, mockups, and layouts.
Text Diff Checker
Compare two texts and see the differences highlighted side by side.
Text Repeater
Repeat text multiple times with separators and numbering.
Line Counter
Count lines, words, characters with detailed text statistics.
Slug Generator
Convert text to URL-friendly slugs for SEO-friendly URLs.
Programming & Developer Tools
JSON Formatter
Format, validate, and beautify JSON with syntax highlighting.
HTML Preview
Write HTML/CSS and see the live preview in real-time.
Markdown Editor
Write markdown and preview the rendered HTML in real-time.
Regex Tester
Test regular expressions against text with match highlighting.
SQL Formatter
Format and beautify your SQL queries for better readability.
YAML to JSON
Convert YAML data to JSON format instantly with validation.
Base64 Encoder
Encode and decode Base64 strings for secure data transfer.
UUID Generator
Generate UUID v4 and v7 identifiers for your projects.
Binary Converter
Convert text to binary and binary back to text instantly.
HTML Encoder
Encode and decode HTML entities for safe web rendering.
URL Encoder
Encode and decode URLs for safe web transmission.
IP Calculator
Calculate network details from an IP and CIDR notation.
Number System Converter
Convert between binary, octal, decimal, and hexadecimal numbers.
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
CSS Minifier
Compress CSS code to reduce file size and improve load times.
JS Minifier
Compress JavaScript code to reduce file size and improve performance.
DNS Lookup Tool
Look up A, AAAA, MX, NS, TXT, and CNAME records for any domain.
HTTP Headers Checker
View response headers and debug security configuration for any URL.
Meta Tag Analyzer
Analyze SEO meta tags, OG tags, Twitter cards, and heading structure.
Design Tools
Color Picker
Pick and convert colors between HEX, RGB, HSL, and more.
CSS Gradient Generator
Create beautiful CSS gradients with an interactive builder.
CSS Box Shadow Generator
Create custom CSS box shadows with an interactive editor.
Color Contrast Checker
Check if colors meet WCAG accessibility guidelines.
Aspect Ratio Calculator
Calculate missing dimensions while maintaining aspect ratio.
Image to Base64
Convert images to base64 data URIs for embedding in web projects.
Color Palette Generator
Generate palettes from images or harmony rules. Export as CSS.
Security Tools
Password Generator
Create strong, secure passwords with customizable options.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text.
Password Strength Checker
Analyze password strength with detailed feedback and metrics.
API Key Generator
Generate cryptographically secure API keys with custom formats.
SSL Certificate Checker
Verify SSL certificate validity and expiration for any domain.
Math & Converters
Age Calculator
Calculate your exact age in years, months, days, hours, and minutes.
BMI Calculator
Calculate your Body Mass Index and see your weight category.
Percentage Calculator
Calculate percentages easily - find what percent of X is Y, and more.
Tip Calculator
Calculate tip amounts, split bills, and figure out each person's share.
Random Number Generator
Generate random numbers within a range. Perfect for giveaways.
Unit Converter
Convert between length, mass, temperature, and more units.
File Size Converter
Convert between bytes, KB, MB, GB, TB and PB.
PDF Tools
Image Tools
CSV & Data Tools
CSV Viewer
View and format CSV data in a clean table with sorting and search.
CSV to JSON
Convert CSV data to JSON format with customizable options.
JSON to CSV
Convert JSON data to CSV format for spreadsheets and data analysis.
Excel to CSV
Convert Excel files (.xlsx, .xls) to CSV format. Client-side only.
Document Tools
Other Utilities
QR Code Generator
Generate QR codes for URLs, text, and more. Download as PNG.
Time Zone Converter
Convert time between different time zones around the world.
List Randomizer
Enter items and shuffle them randomly. Great for raffles and teams.
Emoji Picker
Browse, search, and copy emojis by category with one click.
Morse Code Converter
Convert text to Morse code and decode it with audio playback.
Barcode Generator
Generate barcodes for products and ISBNs. Download as PNG.
Adsense Approval Checker
Check if your site meets Google Adsense requirements with compliance checks.
Website Status Checker
Check if any website is online and responsive with status codes.
Open Graph Preview
Preview how your page looks on Facebook, Twitter, LinkedIn, and WhatsApp.
How It Works
Using our tools is as simple as 1-2-3
Choose a Tool
Browse our collection of free online tools and pick the one you need.
Enter Your Data
Type or paste your input. Most tools work in real-time as you type.
Get Results
Copy, download, or use your results instantly. Nothing is stored or sent anywhere.
Why Choose ToolsHub?
Built with care for privacy, speed, and simplicity
100% Private
All processing happens in your browser. Nothing is stored or sent to any server. Your data never leaves your device.
Lightning Fast
No server round trips. Tools run instantly in your browser with zero wait time. Results appear as you type.
Works Everywhere
Fully responsive design. Use on desktop, tablet, or mobile seamlessly. All tools work on any device.
Simple & Clean
No clutter, no ads, no distractions. Every tool has a focused interface that lets you get the job done.
Unlimited Usage
No limits, no quotas, no paid tiers. Use every tool as many times as you want, completely free forever.
Always Available
No account needed. No login required. Open your browser and start using any tool instantly, anytime.
What Users Say
Loved by developers, writers, and creators worldwide
"ToolsHub has become my go-to for quick online utilities. The password generator and QR code tools save me time every single day."
"I love that everything runs in the browser. No data leaves my machine, and the tools are incredibly fast. The JSON formatter is excellent."
"Simple, clean, and effective. The word counter and case converter are always open in my tabs. Best part is it works on my phone too."
Ready to Get Started?
Explore all 68 free tools and find the perfect utility for your next project. No signup, no hassle, just results.