PDF Tools
25 tools
Everything you need to work with PDF documents — merge, split, compress, convert, and secure your PDFs online.
200+ fast, free, and privacy-friendly tools — PDF utilities, image editors, text analyzers, SEO helpers, developer tools, calculators, audio & video tools, encoding & security, math & science, social media tools, writing & language, and data utilities. No signup required.
Browse our comprehensive collection of free online tools organized by category.
25 tools
Everything you need to work with PDF documents — merge, split, compress, convert, and secure your PDFs online.
23 tools
Edit, resize, compress, and convert images with browser-based tools that keep your photos private.
18 tools
Count words, compare text, convert case, and analyze text with free browser-based utilities.
15 tools
Analyze and optimize your website for better search rankings with free browser-based SEO tools.
22 tools
Format code, encode data, generate UUIDs, and more — essential utilities for developers.
15 tools
Quick and accurate calculators for percentages, loans, BMI, currency, and more.
10 tools
Encode, decode, hash, and encrypt data with browser-based security tools.
15 tools
Trim, merge, convert, and edit audio and video files in your browser.
12 tools
Create, preview, and optimize content for social media platforms.
13 tools
Polish your writing with grammar checkers, paraphrasers, and style tools.
13 tools
View, clean, and convert structured data with browser-based tools.
15 tools
Scientific calculations and mathematical utilities for students and professionals.
Hand-picked for quality and usefulness
Combine multiple PDF files into a single document
Reduce PDF file size without losing quality
Resize images to any dimension while preserving quality
Compress images for web without visible quality loss
Count words, characters, sentences, and paragraphs
Compare two texts and highlight the differences
Generate strong, random passwords with customizable options
Analyze and preview your page meta tags
Check keyword density and distribution in your content
Format, validate, and beautify JSON data
Encode and decode Base64 strings instantly
Generate random UUIDs / GUIDs for your projects
Quickly calculate percentages, tips, and discounts
Calculate monthly payments, interest, and amortization
Calculate exact age in years, months, and days from date of birth
Calculate GST inclusive and exclusive amounts quickly
Fill out PDF forms and save them with your entries
Remove backgrounds from images automatically
Generate QR codes for URLs, text, Wi-Fi, and contact details
Test and debug regular expressions with live matching
Send HTTP requests and test API endpoints
Decode and inspect JWT tokens
Calculate tips and split bills quickly
Trim and cut audio files to any length
Generate MD5, SHA-1, SHA-256, and other hash values
Perform advanced mathematical calculations with scientific functions
Generate relevant hashtags for social media posts
Check and fix grammar errors in your writing
View, sort, and analyze CSV data in a table format
Summarize any text instantly using AI — supports short, medium, and long summaries in paragraph or bullet format
Generate emails, blog posts, social content, captions, titles, and descriptions using AI with customizable tone
Generate AI image prompts, descriptions, alt text, and metadata for any image concept
Analyze PDF content with AI — summarize, extract tables, get key points, or ask questions about any document
Translate text between 30+ languages with AI — auto-detect source language and get natural, accurate translations
Our tools are used by developers, designers, and professionals across the globe every day.
Whether you are a developer formatting JSON, a designer resizing images, a student counting words, or a small business owner calculating invoices — Tool-web has a free browser-based tool built for you.
Merge, split, compress, convert, and annotate PDF files. Try our popular PDF Merger and PDF Compressor.
Resize, compress, crop, and convert images in your browser. Try our popular Image Resizer and Image Compressor.
Count words, compare text, convert case, and generate placeholders. Try our popular Word Counter and Text Diff Checker.
Analyze meta tags, check keyword density, preview SERPs, and more. Try our popular Meta Tag Analyzer and Keyword Density Checker.
Format JSON, encode Base64, generate UUIDs, minify CSS, and more. Try our popular JSON Formatter and Base64 Encoder.
Percentage, loan, BMI, currency, and unit calculators at your fingertips. Try our popular Percentage Calculator and Loan Calculator.
Trim, merge, convert, and edit audio and video files in your browser. Try our popular Audio Trimmer and Video Trimmer.
Encode, decode, hash, and encrypt data with browser-based tools. Try our popular Password Generator and Hash Generator.
Scientific calculations, matrix operations, and mathematical utilities. Try our popular Scientific Calculator and Statistics Calculator.
Create social media content, UTM links, and preview share cards. Try our popular UTM Builder and Hashtag Generator.
Grammar checking, text rewriting, translation, and writing tools. Try our popular Grammar Checker and Text Summarizer.
View, convert, validate, and clean structured data files. Try our popular CSV Viewer and JSON Viewer.
Tips, tutorials, and updates from our team
Merge multiple PDFs in a clean, browser-based workflow with reliable ordering, quick checks, and no desktop software.
Discover the best free image compression tools that help web developers reduce file sizes without sacrificing visual quality.
Format, validate, and inspect JSON with a workflow that matches the real formatter modes instead of relying on guesswork.
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Quick answers to common questions about our tools.
We are always adding new tools. Suggest what you need and we might build it next.
Browse tools by category
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Convert JPG images to PDF documents instantly
Preview how your page looks in search results
Add password protection to PDF files with AES encryption
Remove password restrictions from PDF files
Add a visual signature to a PDF document
Fill out PDF forms and save them with your entries
Convert PDF documents to clean Markdown format
View detailed metadata and properties of image files
Convert images to and from WebP format