Fast, Free Browser Tools. Zero Uploads. Zero Limits.
MultiToolX executes computations directly on your device. Edit documents, convert images, calculate finances, format code, and generate data without account paywalls or watermarks.
Full Tool Catalog
Explore All 98 Browser Tools
Filter by category or search by keywords. Instant access with direct in-browser execution.
PDF Merge
Combine multiple PDF files into one clean document.
PDF Split
Extract page ranges or split a PDF into separate files.
Compress PDF
Compress PDFs with selectable browser-based quality levels.
PDF to Images
Render PDF pages as downloadable images.
Images to PDF
Turn JPG, PNG, or WebP images into a PDF.
Rotate PDF
Rotate all or selected PDF pages.
Delete PDF Pages
Remove unwanted pages from a PDF.
PDF to Text
Extract selectable text from PDF files.
Resize Image
Resize images by width, height, or percentage.
Compress Image
Reduce image file size with adjustable quality.
Crop Image
Crop images with a touch-friendly interface.
Convert JPG, PNG, WebP
Convert images between common browser-supported formats.
Rotate and Flip Image
Rotate or flip images and download the result.
YouTube Revenue Calculator
Estimate YouTube video and channel AdSense earnings, RPM by niche, and brand deals.
Crypto Profit Calculator
Calculate crypto trading profit/loss, ROI %, exchange fees, and DCA accumulation.
Freelance Rate Calculator
Calculate required hourly and day rates from target take-home salary and overhead.
Loan / EMI Calculator
Estimate monthly loan payments and total interest.
GST / VAT Calculator
Add or remove tax and see net, tax, and gross amounts.
Currency Converter
Convert between currencies using current or cached rates.
Percentage Calculator
Calculate percentages, changes, and ratios.
Age Calculator
Calculate exact age and upcoming birthday details.
BMI Calculator
Calculate BMI using metric or imperial units.
Tip Calculator
Calculate tips, totals, and split bills.
QR Code Generator
Create scannable QR codes for text or URLs.
Password Generator
Generate secure passwords with Web Crypto randomness.
UUID Generator
Generate valid UUID v4 values in bulk.
Lorem Ipsum Generator
Create placeholder words, sentences, or paragraphs.
JSON Formatter / Validator
Format JSON and validate syntax safely in the browser.
JSON Compare
Compare two JSON values and find field-level differences.
JSON Minifier
Validate JSON and remove unnecessary whitespace.
HTML Formatter
Format common HTML snippets into readable markup.
CSS Minifier
Minify CSS by removing comments and extra whitespace.
JS Minifier
Minify simple JavaScript snippets in the browser.
SQL Formatter
Format common SQL queries with readable line breaks.
Hash Generator
Generate SHA hashes for text or local files.
Regex Tester
Test JavaScript regular expressions against text.
JWT Decoder
Decode JWT header and payload without uploading tokens.
Word Counter
Count words, characters, sentences, and reading time.
Character Counter
Count characters, spaces, letters, digits, lines, and bytes.
Case Converter
Convert text between common casing styles.
Text Sorter
Sort text lines alphabetically, by length, or numerically.
Remove Duplicates
Remove duplicate lines or repeated words from text.
Remove Spaces
Trim text, remove extra spaces, tabs, or blank lines.
Random Text Generator
Generate random placeholder paragraphs and sentences.
URL Encode / Decode
Encode or decode URL components with safe error handling.
Base64 Encode / Decode
Encode and decode Base64 text with Unicode support.
Unix Timestamp Converter
Convert Unix timestamps, local dates, UTC, and ISO strings.
CSV to JSON / JSON to CSV
Convert CSV data to JSON and JSON to CSV with live table preview and delimiter controls.
Text & Code Diff Checker
Compare two text or code files side-by-side with visual line and character change highlighting.
cURL to Code Converter
Convert cURL commands to JavaScript Fetch, Axios, Python Requests, Go, and PHP snippets.
Cron Expression Generator
Create and explain 5-field cron schedules with human-readable descriptions and upcoming run times.
Chmod Permissions Calculator
Calculate Linux file permissions in octal (755, 644) and symbolic format with interactive checkboxes.
Subnet & CIDR IP Calculator
Calculate network address, broadcast IP, usable host range, and wildcard mask from CIDR notation.
Favicon & App Icon Generator
Generate complete favicon packages (16x16, 32x32, 180x180, 512x512) and download as a ZIP bundle.
Image Privacy Redactor (Blur/Pixelate)
Blur or pixelate faces, license plates, credit card numbers, and sensitive details on images.
Image Color Palette Extractor
Extract dominant color swatches and hex codes from any image with 1-click clipboard copy.
SVG to PNG Converter
Render and rasterize vector SVG graphics to high-resolution PNG with scale multiplier options.
Compound Interest & Investment Calculator
Calculate investment compounding returns with monthly contributions and interactive visual growth chart.
Date Difference & Working Days Calculator
Calculate exact days, weeks, months, and business working days between two calendar dates.
Discount & Sales Tax Calculator
Calculate final checkout price, discount savings, and applied sales tax instantly.
PDF Page Numberer & Stamper
Add custom page numbers, headers, and footers (e.g. Page X of Y) to PDF documents in-browser.
PDF Watermark Adder
Add confidential text watermarks or custom stamps with adjustable rotation and opacity to PDFs.
All-in-One Free PDF Editor
Edit existing text, add digital signatures, whiteout sections, stamp page numbers, and convert PDF pages 100% free.
Payment Processing Fee Calculator
Calculate transaction fees for Stripe, PayPal, Square, and Shopify, or use the reverse invoice estimator.
Profit Margin & Markup Calculator
Calculate gross profit, margin percentage, markup rate, and required selling price from cost.
Startup Runway & Cash Burn Calculator
Calculate remaining months of cash runway, net burn rate, zero cash date, and required growth rates.
Photo EXIF Viewer & GPS Stripper
Inspect camera settings, exposure, lens, and hidden GPS coordinates in photos, or strip all EXIF metadata 100% privately.
CSS Glassmorphism & Frosted Glass Generator
Create modern frosted glass UI components with real-time blur, opacity, shadow, and border controls. Export clean CSS and Tailwind.
JSON to TypeScript Interface Generator
Convert JSON payloads into clean, idiomatic TypeScript interfaces, types, and nested models automatically in your browser.
Audio Trimmer & Ringtone Cutter
Cut and trim MP3, WAV, and audio files directly in your browser with interactive waveform visualization. 100% private, zero server uploads.
Free In-Browser Printable Invoice Generator
Generate professional printable PDF invoices with line items, tax, discounts, currency selector, and custom logos. No signups or watermarks.
Aspect Ratio & Resolution Calculator
Calculate dimensions, simplify ratios via GCD, scale image/video sizes, and preview standard 16:9, 4:3, 9:16, and 21:9 formats.
Markdown to HTML & PDF Converter
Live split-screen Markdown editor with real-time HTML preview, word count, 1-click HTML copy, and direct PDF printing. 100% in-browser.
CSS Box Shadow & Layered Shadow Generator
Create smooth multi-layer CSS box shadows with interactive sliders for blur, spread, offset, and opacity. Export clean CSS and Tailwind.
Base64 to Image & Image to Data URI
Convert Base64 strings to downloadable PNG/JPG images, or encode local image files into Base64 Data URIs and HTML tags instantly.
Hourly to Salary & Paycheck Calculator
Convert hourly wage to annual salary, monthly take-home, bi-weekly, and weekly paychecks with overtime and PTO adjustments.
Sales Tax & Reverse Tax Calculator
Calculate sales tax, total price with tax, or compute reverse sales tax to extract pre-tax subtotal from gross receipt amounts.
Grade & Final Exam GPA Calculator
Calculate weighted coursework grades and determine the exact score needed on your final exam to achieve your target class grade.
Square Footage & Flooring Calculator
Calculate total square footage, square meters, waste factor allowances, and estimated material costs across one or multiple rooms.
Time Duration & Work Hours Calculator
Calculate elapsed hours and minutes between two times, deduct lunch breaks, and convert to decimal hours for timesheet payroll.
Fuel Cost & Road Trip Gas Calculator
Estimate fuel consumption and trip expenses based on mileage, MPG or L/100km, gas prices, and passenger cost splits.
Retirement & 401(k) Nest Egg Calculator
Simulate compound investment growth across your career, factor in inflation, and compute monthly safe retirement income via the 4% rule.
YAML to JSON & JSON to YAML Converter
Convert YAML to JSON or JSON to YAML in your browser. Parses nested objects, lists, booleans, and strings with instant syntax formatting.
HTML to Markdown Converter
Convert raw HTML or rich-text snippets into clean GitHub-Flavored Markdown (GFM) with support for headings, tables, links, and code blocks.
CSS Gradient Generator & Mesh Maker
Design linear, radial, and conic CSS gradients with interactive color stops, rotation angles, curated aesthetic presets, and instant CSS export.
SVG Wave & Section Divider Generator
Generate organic, responsive SVG wave transitions for web hero sections and footers. Fine-tune curve smoothness, layer opacity, and crest heights.
CSS Triangle & Polygon Generator
Create pure CSS triangles pointing in any direction using transparent border tricks or modern clip-path polygons with live preview.
Slug & URL String Generator
Transform any title, product name, or phrase into a clean, lowercase, and search-engine-friendly URL slug with custom separators.
HTTP Status Code Lookup & Reference
Search and explore every HTTP response code defined in IETF RFC specifications, understand underlying causes, and view actionable developer solutions.
User-Agent Parser & Device Inspector
Inspect your current client environment or parse any arbitrary User-Agent string to extract browser engine, OS version, and device metrics.
Client-Side File Encryptor & Decryptor
Protect confidential documents, spreadsheets, and archives using native browser AES-256-GCM encryption. Zero bytes leave your device.
HMAC Generator & Signature Tool
Compute Hash-based Message Authentication Codes (HMAC) using cryptographic algorithms including HMAC-SHA256 and HMAC-SHA512 directly in your browser.
Credit Card Validator & Luhn Algorithm Checker
Verify card number checksums using the standard ISO/IEC 7812 Luhn formula (Mod 10) and identify card networks with complete client-side confidentiality.
Morse Code Translator & Audio Player
Translate text to International Morse Code and decode Morse back into English with live Web Audio API telegraph beeps and adjustable WPM transmission speeds.
Bionic Reading & Focus Speed Reader
Accelerate reading speed and deepen comprehension by highlighting artificial fixation points that guide your brain to recognize words faster.
Text to Speech Voice Reader
Convert written text into spoken audio using native browser voice synthesis. Customize pitch, speech rate, and language voices with zero server uploads.
NATO Phonetic Alphabet Translator
Spell names, codes, call signs, and license plates accurately over voice radios and phone calls using the standardized ICAO NATO phonetic alphabet.
Binary to Text & Text to Binary Converter
Convert binary 0s and 1s into readable ASCII / UTF-8 text and encode plain English into 8-bit binary bytes with instant inspection tables.
Category Hubs
Browse by Specialty
Focused collections built for document handling, photo editing, developer data, and everyday calculations.
PDF Tools
Merge, split, rotate, convert, and extract PDFs in-browser.
Image Tools
Resize, compress, crop, convert, rotate, and flip images.
Calculators
Fast financial, date, health, tax, and everyday calculators.
Generators
Generate QR codes, passwords, UUIDs, and placeholder text.
Developer Tools
Format, encode, decode, and convert common developer data.
Text Tools
Count, transform, and clean text without uploading it.
Multi-Tool Pipelines
Featured Workflows
Document Workflow
Merge, split, compress, rotate, and extract PDFs without uploads.
Image Suite
Resize, compress, crop, convert, rotate, and flip image files.
Developer Pipeline
Format JSON, encode URLs, decode Base64, and create UUIDs.
Security Guarantee
How In-Browser Execution Protects You
Traditional online utilities upload your confidential files to remote cloud servers. MultiToolX executes all computations locally using WebAssembly, Canvas, and Web Crypto APIs inside your browser sandbox.
1. Local Access
Your browser reads files locally using the HTML5 File API without uploading.
2. In-Memory Engine
Web Workers and WebAssembly execute transformations directly in RAM.
3. Direct Save
Outputs are constructed as browser Blobs and saved to your device instantly.
FAQ
Frequently Asked Questions
Quick answers about privacy, formats, and offline capabilities.
Are MultiToolX tools completely free?
Yes. All 98 tools are 100% free to use with no accounts, subscriptions, or credit card requirements.
Are my PDFs or images uploaded to any server?
No. Every tool processes files locally on your machine. Your private documents never touch our servers.
Do exported files have watermarks or branding?
No. All exports are clean, unwatermarked, and ready for commercial or personal use.
Can I use MultiToolX without an active internet connection?
Yes. MultiToolX is a Progressive Web App (PWA). Once visited, tool shells stay available offline from your browser cache.