Free Online Tools for PDFs, Images,
Text, Developers & QR Codes
Process PDFs, convert images, format code, count words, and generate QR codes — most tools run directly in your browser. No account needed.
Recently Used
Popular Tools
Start with these commonly used tools — merge PDFs, compress images, count words, and more.
Merge PDF
Combine multiple PDF files into one
Compress Image
Reduce image size without quality loss
Word Counter
Count words, characters, sentences
JPG to PNG
Convert JPG images to PNG
PDF to Word
Convert PDF to editable Word (DOCX)
Split PDF
Split a PDF into separate files
Case Converter
Convert text between letter cases
JSON Formatter
Format, validate and minify JSON
Image to WebP
Convert images to WebP format
QR Code Generator
Generate QR codes instantly
Sign PDF
Draw and place a signature on PDF
HEIC to JPG
Convert iPhone HEIC photos to JPG
Hash Generator
Generate SHA-1/256/384/512 hashes
Unit Converter
Length, weight, temperature, data
Browse by Category
Tools organized by what you need to do.
PDF Tools
Merge, split, compress, sign, protect, crop, and convert PDF files. Extract pages, add watermarks, fill forms, and rearrange documents — most tools process files directly in your browser.
Browse PDF ToolsImage Tools
Convert between JPG, PNG, WebP, SVG, and HEIC formats. Compress images, remove metadata, and transform photos without uploading them to a server.
Browse Image ToolsText Tools
Count words and characters, convert text case, remove duplicate lines, check readability, analyze keyword density, generate passwords, and convert Markdown to HTML.
Browse Text ToolsQR Tools
Generate QR codes and barcodes individually or in batches. Scan codes from your camera or uploaded images.
Browse QR ToolsDeveloper Tools
Format JSON, encode Base64, test regex, decode JWT tokens, generate UUIDs, compute hashes, parse cron expressions, minify CSS/JS/HTML, format XML, parse URLs, generate meta/OG/robots tags, build UTM URLs, and more.
Browse Developer ToolsCalculators
Calculate percentages, BMI, EMI, age, GPA, compound interest, calorie needs, and more. Quick, accurate, browser-based calculators for everyday use.
Browse CalculatorsWhat Can You Do With Toolza?
Pick a task and jump straight to the right tool.
Need to work with a PDF?
Need to convert or compress images?
Need a developer utility?
Need a QR code or barcode?
Need a quick calculation?
All 117 Free Tools
Everything you need in one place — organized by category.
PDF Tools
Merge PDF
Combine multiple PDF files into one
Split PDF
Split a PDF into separate files
Compress PDF
Reduce PDF file size
Rotate PDF
Rotate pages by 90, 180, 270 degrees
PDF to Word
Convert PDF to editable Word (DOCX)
Word to PDF
Convert Word to PDF online
Extract Pages
Extract specific pages from a PDF
Add Page Numbers
Number PDF pages automatically
Fill PDF Forms
Fill form fields in any PDF
Add Watermark
Add text or image watermarks to PDF
Protect PDF
Lock PDFs with a password
Unlock PDF
Remove password protection
Crop PDF
Crop margins of every PDF page
Remove Pages
Delete unwanted pages from a PDF
Rearrange Pages
Reorder pages with drag and drop
PDF to Images
Convert PDF pages to PNG or JPG
Images to PDF
Create a PDF from your images
PDF Metadata
View and edit PDF properties
Sign PDF
Draw and place a signature on PDF
Image Tools
Compress Image
Reduce image size without quality loss
JPG to PNG
Convert JPG images to PNG
PNG to JPG
Convert PNG images to JPG
SVG ↔ PNG
Convert between SVG and PNG
Image to WebP
Convert images to WebP format
HEIC to JPG
Convert iPhone HEIC photos to JPG
Image Metadata
View and remove photo metadata
Image Resizer
Resize images to any dimensions
Image Cropper
Crop images to custom dimensions
Text Tools
Word Counter
Count words, characters, sentences
Case Converter
Convert text between letter cases
Remove Duplicate Lines
Clean duplicate text lines
Text to PDF
Convert plain text to PDF
Password Generator
Generate secure random passwords
Markdown to HTML
Convert Markdown to HTML
Text Sorter
Sort lines of text alphabetically or numerically
Readability Checker
Check text readability with Flesch scores
Keyword Density Checker
Analyze keyword frequency in text
Line Break Remover
Remove line breaks and join wrapped text
Whitespace Remover
Remove all whitespace from text
Data Tools
QR Tools
Developer Tools
Lorem Ipsum
Generate placeholder text
Slug Generator
Create SEO-friendly URL slugs
JSON Formatter
Format, validate and minify JSON
Base64 Encoder
Encode and decode Base64
URL Encoder
Encode and decode URL strings
UUID Generator
Generate UUID v4 identifiers
Hash Generator
Generate SHA-1/256/384/512 hashes
Unix Timestamp
Convert timestamps to dates
Regex Tester
Test regular expressions live
Diff Checker
Compare two texts side by side
JWT Decoder
Decode JWT tokens instantly
HTML Encoder
Escape and unescape HTML
CSS Minifier
Minify CSS to save bandwidth
HTML Minifier
Minify HTML markup
SQL Formatter
Format and beautify SQL queries
Cron Parser
Explain cron expressions
Password Strength
Test password entropy live
Random Data Generator
Names, emails, numbers and more
Unit Converter
Length, weight, temperature, data
Color Picker
Convert between HEX, RGB and HSL
Random Number Generator
Generate random numbers in any range
JSON Validator
Validate and lint JSON with error details
Number Base Converter
Convert between binary, decimal, hex & octal
Time Zone Converter
Convert time between world time zones
JavaScript Minifier
Minify JavaScript to reduce file size
CSS Formatter
Beautify and format CSS code
HTML Formatter
Beautify and format HTML markup
HTML to Markdown
Convert HTML to clean Markdown
XML Formatter
Format and beautify XML documents
XML Validator
Validate XML with error details
URL Parser
Parse URLs into protocol, host, path, params
Meta Tag Generator
Generate HTML meta tags for SEO
Robots.txt Generator
Generate robots.txt for search crawlers
Sitemap XML Generator
Generate XML sitemaps for SEO
OG Tag Generator
Generate Open Graph meta tags
UTM Builder
Build UTM tracking URLs for campaigns
Random Picker
Pick a random item from any list
Coin Flip
Flip a virtual coin — heads or tails
Dice Roller
Roll virtual dice with custom sides and count
Image to Base64
Convert images to Base64 data URIs
Calculators
Percentage Calculator
Calculate percentages, increases, and differences
Age Calculator
Calculate exact age in years, months, days
BMI Calculator
Calculate Body Mass Index from height & weight
CGPA to Percentage
Convert CGPA to percentage instantly
Attendance Calculator
Calculate attendance percentage and required classes
Discount Calculator
Calculate discount, sale price, and savings
GST Calculator
Add or remove GST at any rate
EMI Calculator
Calculate loan EMI, total interest, and cost
Salary Calculator
Convert between CTC, gross, and net salary
Marks Percentage Calculator
Calculate percentage from marks and total
GPA Calculator
Calculate GPA from grades and credit hours
Date Difference Calculator
Find exact days between two dates
Time Duration Calculator
Calculate hours and minutes between two times
Average Calculator
Calculate mean, median, mode of numbers
Ratio Calculator
Simplify, compare, and convert ratios
Fuel Cost Calculator
Calculate trip fuel cost from distance & mileage
Loan Payment Calculator
Calculate monthly loan payments & amortization
Tip Calculator
Split bills and calculate tips instantly
Profit Margin Calculator
Calculate profit margin, markup, and revenue
Simple Interest Calculator
Calculate simple interest and total amount
Compound Interest Calculator
Calculate compound interest with compounding frequency
Savings Goal Calculator
Find how much to save to reach your goal
Calorie Calculator
Estimate daily calorie needs from activity level
Body Fat Calculator
Estimate body fat percentage from measurements
Exam Countdown
Count days remaining until your exam date
Study Time Calculator
Plan study hours based on topics and pace
Grade Calculator
Calculate weighted grades from assignments
Final Grade Calculator
Find the grade you need on your final exam
Age in Days Calculator
Calculate exact age in days between two dates
Leap Year Checker
Check if a year is a leap year instantly
Days Until Date
Count days remaining until any future date
Business Days Calculator
Calculate working days between two dates
Why Use Toolza?
Built for speed, privacy, and simplicity.
No Signup Required
Use any tool instantly. No account, no email, no personal information needed.
Browser-Based Processing
Most tools run directly in your browser using JavaScript. Your files stay on your device.
Always Free
Every tool is permanently free. No watermarks, no hidden fees, no premium tier.
Works on Any Device
Desktop, tablet, or phone — tools work in modern browsers including Chrome, Firefox, Safari, and Edge.
Guides
Step-by-step instructions for common tasks.
How to Merge PDF Files
Step-by-step guide to combining multiple PDFs into one document.
How to Compress PDFs
Reduce PDF file size without losing readability.
How to Convert HEIC to JPG
Turn iPhone HEIC photos into universally compatible JPGs.
How to Convert JPG to PNG
Switch between JPG and PNG formats with no quality loss.
How to Reduce Image File Size
Compress photos for email, web, and social media.
How to Format JSON
Pretty-print, validate, and minify JSON data.
How to Create a QR Code
Generate QR codes for URLs, contact info, and more.
How to Remove EXIF Data
Strip location and camera metadata from your photos.
Frequently Asked Questions
Got questions? We've got answers.
Yes. Every tool on Toolza is completely free with no hidden fees, subscriptions, premium plans, or watermarks.
No. Toolza requires no registration, no email, and no personal information. Visit any tool page and start using it immediately.
Toolza offers over 117 free tools across seven categories: PDF tools (merge, split, compress, sign, protect, crop), image tools (compress, convert, resize, crop JPG/PNG/WebP/HEIC/SVG), text tools (word counter, case converter, readability checker, duplicate remover), developer tools (JSON formatter, Base64, UUID, hash, regex, JWT, CSS/JS/HTML minifier and formatter, XML tools), data tools (CSV/JSON), QR/barcode tools (generate, batch, scan), and calculators (BMI, EMI, percentage, age, GPA, and more).
Most Toolza tools use JavaScript libraries that run directly in your browser. Your files are processed on your device using your browser's built-in capabilities — they are not uploaded to any server.
Most Toolza tools process your data entirely in your browser. Your files stay on your device and are not sent to or stored on any server.
Toolza works in all modern browsers including Chrome, Firefox, Safari, and Edge. It works on desktop, tablet, and mobile devices.
There is no server-side limit since processing uses your device's own memory and processing power. For very large files over 100 MB, performance depends on your device.