ToolzyLabAll ToolzyLab tools in one clean directory
Find practical tools for images, PDFs, code, writing, calculators, QR codes, barcodes, random choices, and everyday browser workflows.
Browse by category
Each category page includes the complete set of tools, related guides, and quick workflow notes.
Popular tools
Start with the tools people commonly need for file cleanup, document preparation, code formatting, writing, and sharing.
JPG Compressor
Compress JPG and JPEG images online with ToolzyLab. Adjust quality, resize big photos, and download optimized images or ZIP - everything runs locally in your browser.
Merge PDF Tool
Merge PDF files online for free with ToolzyLab. Combine multiple PDF documents, reorder them, preview first pages, select custom page ranges, rotate pages, and...
JSON Formatter
Format, validate, beautify, minify, inspect and download JSON instantly with ToolzyLab. Pretty-print JSON with live error highlighting, tree view, search, file upload...
Word Counter & Analyzer
Modern Word Counter & Analyzer by ToolzyLab. Count words, characters, reading time, repeated phrases, repeated sentences, keyword density, and originality risk in a...
QR Code Generator
Create beautiful custom QR codes for URLs, text, social profiles, WiFi, contact cards, WhatsApp, email, phone, and bulk campaigns. Live editing, gradients, logo...
Image Resizer
Resize images by percentage, exact pixels, fit box, longest or shortest edge. Keep aspect ratio, enable upscale, and export in original or forced formats...
Compress PDF Tool
Compress PDF files online for free with ToolzyLab. Reduce PDF size carefully in your browser by optimizing rendered pages, image quality, grayscale mode, and page...
Base64 Encoder / Decoder
Encode or decode Base64 from text or files instantly with ToolzyLab. Base64 encoder and decoder with drag and drop, file support, text preview, download, copy, auto...
Age Calculator
Calculate exact age, next birthday, birthday progress, retirement date, working days lived, sleep estimation, heartbeat estimation, breathing estimation, and age on...
Random Name Picker
Random Name Picker by ToolzyLab. Paste names, spin the wheel, instantly pick a winner, use no-repeat rounds, weighted names, and winner history in a polished...
Image tools
Compress, convert, resize, crop, watermark, inspect, and prepare images for websites, forms, email, and sharing.
Brightness & Contrast Editor
ToolzyLab's advanced Brightness & Contrast Editor lets you fine-tune exposure, saturation, clarity, shadows, highlights and 20+ pro filters. Full Lightroom-style...
Grayscale Image Filter
Turn your photos into beautiful black & white images with ToolzyLab. Apply grayscale filters, fine-tune brightness, contrast, saturation and blur - batch export to...
HEIC to Image Converter
Convert HEIC and HEIF images to JPG, PNG, or WEBP online - fast, focused and browser-based where supported. Batch convert, control quality, resize, and download...
Image Border and Frame Editor
Add clean borders, frames, spacing, shadows, and social-ready image treatments with ToolzyLab's browser-based Image Border and Frame Editor.
Image Color Picker
Pick exact colors from any image with ToolzyLab's professional Image Color Picker. Click to sample pixels, inspect HEX, RGB, HSL, HSV, CMYK values, zoom with a...
Image Cropper
Crop JPG, PNG, WEBP, AVIF, BMP, or SVG images online. Fixed aspect ratios, multiple overlays (circle, heart, star and more), JPG background color, batch crop, and ZIP...
Image Metadata Viewer
View EXIF metadata, camera info, GPS, timestamps, image properties and remove metadata from photos carefully in your browser. Focused and professional Image Metadata...
Image Rename Tool
Rename images and PDFs in bulk with prefix, suffix, numbering, find and replace, and custom filename patterns. Works fully in your browser. Focused, fast, and...
Image Resizer
Resize images by percentage, exact pixels, fit box, longest or shortest edge. Keep aspect ratio, enable upscale, and export in original or forced formats...
Image to PDF
Convert images (JPG, PNG, WEBP, SVG, BMP) to PDF instantly. Batch convert with A4/Letter/Fit page size, orientation, margins, merge to one PDF or export many. browser-based where supported...
PDF tools
Merge, split, compress, convert, protect, organize, watermark, and prepare PDF files for everyday document workflows.
Add Page Numbers to PDF
Add page numbers to PDF online for free with ToolzyLab. Insert custom page numbering style, choose position, font size, color, start number, prefix, suffix, and save...
Add Watermark to PDF
Add text or image watermarks to PDF online for free with ToolzyLab. Customize watermark text, image, position, opacity, size, rotation, tiling, and page range...
Compress PDF Tool
Compress PDF files online for free with ToolzyLab. Reduce PDF size carefully in your browser by optimizing rendered pages, image quality, grayscale mode, and page...
Excel to PDF Tool
Convert Excel spreadsheets and CSV tables to printable PDF online for free with ToolzyLab. Preview workbook sheets, choose export settings, and create polished PDFs...
Image to PDF Tool
Turn multiple images into one clean PDF online for free with ToolzyLab. Combine JPG, PNG, WEBP and other images into a single professional PDF, reorder pages, set...
Lock PDF Tool
Protect your PDF with password encryption online for free with ToolzyLab. Lock PDF files carefully in your browser, preview pages, unlock password-protected PDFs with...
Merge PDF Tool
Merge PDF files online for free with ToolzyLab. Combine multiple PDF documents, reorder them, preview first pages, select custom page ranges, rotate pages, and...
Organize PDF Tool
Organize PDF pages online for free with ToolzyLab. Rearrange, rotate, duplicate, remove, reverse, extract, insert more PDFs, add image pages or blank pages, and save...
PDF to Image Tool
Convert PDF pages to high-quality JPG or PNG images online for free with ToolzyLab. Export all pages or selected pages, adjust resolution, control JPG quality,...
PDF to Text Tool
Extract text from PDF online for free with ToolzyLab. Preview page-wise text, select custom pages, search content, copy extracted text, and download as TXT or JSON...
Developer tools
Format data, compare code, encode or decode text, inspect tokens, test regex, and clean technical snippets.
Base64 Encoder / Decoder
Encode or decode Base64 from text or files instantly with ToolzyLab. Base64 encoder and decoder with drag and drop, file support, text preview, download, copy, auto...
Code Diff Viewer
Compare two code snippets or files side by side with color highlights, line-by-line differences, synced scrolling, ignore whitespace, ignore case, and browser-only...
Color Code Converter
Convert HEX, RGB, RGBA, HSL, HSLA, HSV, and CMYK color codes instantly with live preview, sliders, copy buttons, random color generator, contrast checker, and...
CSS Beautifier
Beautify, format, validate, minify and clean CSS or SCSS instantly with ToolzyLab. Browser-only CSS beautifier with smart detection, file upload, copy, search and...
CSS Gradient Generator
Create professional linear and radial CSS gradients visually with ToolzyLab. Edit color stops live, adjust opacity and position, move radial center, use presets,...
Data URI Generator
Generate Base64 Data URIs from images, SVG, CSS, text, fonts and files instantly. Copy ready-to-use HTML, CSS and JavaScript snippets with a professional browser-only...
Hash Generator
Generate MD5, SHA1, and SHA256 hashes instantly for any text input. Copy results, compare hashes, import text files, and use a professional browser-only hash...
HTML Beautifier
Beautify, format, clean, minify, validate and inspect messy HTML instantly with ToolzyLab. Browser-only HTML formatter with live preview, syntax highlighting, file...
HTML Entity Converter
Escape or unescape HTML entities instantly with ToolzyLab. Convert text to HTML-safe entities or decode entities back to readable text in your browser.
HTML Table Generator
Create clean HTML tables from JSON or CSV instantly with ToolzyLab. privacy-friendly, with smart detection, rendered preview, customizable classes, copy, and download.
Text tools
Clean copied text, count words, replace phrases, generate placeholder copy, and convert writing into practical formats.
Word Counter & Analyzer
Modern Word Counter & Analyzer by ToolzyLab. Count words, characters, reading time, repeated phrases, repeated sentences, keyword density, and originality risk in a...
Text Cleaner
Clean messy text instantly with ToolzyLab. Remove line breaks, extra spaces, empty lines, tabs, special characters, duplicate lines or words, and view text statistics...
Find & Replace
Quickly find and replace words, phrases, or patterns across large text blocks with ToolzyLab. Supports case-sensitive search, whole-word matching, regex mode, replace...
Lorem Ipsum Generator
Generate professional lorem ipsum placeholder text instantly with ToolzyLab. Create words, sentences, paragraphs, lists, or HTML blocks directly in your browser with...
Random Text Generator
Generate random names, phrases, sentences, paragraphs, usernames, and tags instantly with ToolzyLab. Fast, clean, mobile-friendly, and fully browser-based.
HTML and Markdown Converter
Convert HTML to Markdown or Markdown to HTML instantly with ToolzyLab. privacy-friendly, with live conversion, rendered preview, beautified output, file import, copy,...
Text and JSON Converter
Convert plain text into valid JSON or turn JSON back into text instantly with ToolzyLab. privacy-friendly, supports line arrays, key-value objects, CSV-like rows,...
Text and Binary Converter
Convert text to binary or decode binary back into text instantly with ToolzyLab. privacy-friendly, real-time conversion with ASCII and UTF-8 support, custom...
Text and Hex Converter
Convert text to hexadecimal or decode hex back into readable text instantly with ToolzyLab. privacy-friendly, real-time conversion with ASCII and UTF-8 support,...
Text Expander
Professional AI-powered Text Expander by ToolzyLab. Create smart shortcuts, generate snippets with OpenAI, rewrite tone, suggest triggers, extract variables, and...
Utility tools
Calculate dates, percentages, loans, units, BMI, tips, time zones, QR codes, barcodes, and other everyday tasks.
Age Calculator
Calculate exact age, next birthday, birthday progress, retirement date, working days lived, sleep estimation, heartbeat estimation, breathing estimation, and age on...
Barcode Generator
Generate professional barcodes instantly with support for EAN-13, EAN-8, UPC-A, UPC-E, Code128, CODE39, ITF-14, MSI and Pharmacode. Customize size, colors, text,...
BMI Calculator
Professional BMI Calculator by ToolzyLab. Calculate BMI, body category, healthy weight range, ideal weight, BMR, TDEE, calorie goals, waist-to-height ratio, and more...
Clipboard Manager
Save, copy, organize, search, tag, edit, and manage multiple clipboard snippets easily. Create a smart browser-based clipboard manager with favorites, categories,...
Currency Converter
Convert currencies instantly with live exchange rates using ToolzyLab's professional Currency Converter. Search global currencies, swap pairs, compare market pairs,...
Date Duration Calculator
Find the duration between two dates in years, months, weeks, days, hours, minutes, and seconds. Includes business days, weekend days, inclusive count, milestones, and...
Loan Calculator
Professional Loan Calculator by ToolzyLab. Calculate monthly EMI, total interest, total repayment, payoff date, affordability, extra payments, and amortization...
Number Base Converter
Convert numbers between binary, octal, decimal, hexadecimal, and custom bases from 2 to 36 with live conversion, bit view, prefixes, fractions, text conversion, and more.
Percentage Calculator
Professional Percentage Calculator by ToolzyLab. Find percentages, calculate increase or decrease, compare values, and simplify ratios with a clean modern UI.
QR Code Generator
Create beautiful custom QR codes for URLs, text, social profiles, WiFi, contact cards, WhatsApp, email, phone, and bulk campaigns. Live editing, gradients, logo...
Fun tools
Make lightweight random picks, rolls, prompts, jokes, quotes, emojis, and small quiz helpers.
Coin Flip Simulator
Flip a realistic animated coin and get heads or tails decided by chance. Track streaks, history, and session stats with polished multi-style coin templates.
Dice Roller
Roll one or multiple dice with polished 3D-style visuals, presets, stats, and history directly in your browser.
Quiz Maker
Create fun quizzes or trivia games with multiple-choice answers, timer, shuffle, scoring, export, import, and instant play mode.
Random Emoji Generator
Generate fun random emojis instantly with categories, favorites, history, copy tools, and a polished ToolzyLab interface.
Random Joke Generator
Generate fun English jokes from an offline library or optional server-side AI endpoint. Includes categories, creative templates, fonts, and exports.
Random Name Picker
Random Name Picker by ToolzyLab. Paste names, spin the wheel, instantly pick a winner, use no-repeat rounds, weighted names, and winner history in a polished...
Random Quote Generator
Generate inspiring quotes from an offline JSON library or OpenAI, style them in 50+ creative square templates, and export them as JPG, PNG, or PDF.
Helpful guides
These guides explain safer workflows, format choices, compression tradeoffs, and common mistakes before you use a tool.
JPG vs PNG vs WebP: Which Image Format Should You Use?
A practical ToolzyLab guide to choose image formats for photos, screenshots, transparent graphics, and faster web pages. Learn what to check, which tools to use, and how to avoid common mistakes.
PDFHow to Compress a PDF for Email and Upload Limits
A practical ToolzyLab guide to reduce PDF size for forms, portals, and email attachment limits. Learn what to check, which tools to use, and how to avoid common mistakes.
DeveloperJSON Formatter Guide: Fix Messy JSON and Find Errors Faster
A practical ToolzyLab guide to read, validate, and debug structured data without guessing. Learn what to check, which tools to use, and how to avoid common mistakes.
TextWord Counter SEO Guide: Use Word Count Without Keyword Stuffing
A practical ToolzyLab guide to use word counts as an editing signal, not a ranking trick. Learn what to check, which tools to use, and how to avoid common mistakes.
UtilityQR Code Ideas for Small Businesses, Events, Menus, and Flyers
A practical ToolzyLab guide to use QR codes in practical customer-facing workflows. Learn what to check, which tools to use, and how to avoid common mistakes.
UtilityUnit Converter Guide: Common Conversions Made Simple
A practical ToolzyLab guide to convert everyday measurements without mixing units or rounding too early. Learn what to check, which tools to use, and how to avoid common mistakes.
All Tools FAQ
Short answers about using the ToolzyLab directory.
How do I choose the right ToolzyLab tool?
Use the search box when you know the task, or start from a category such as Image Tools, PDF Tools, Developer Tools, Text Tools, Utility Tools, or Fun Tools.
Are all tools free to open?
The public ToolzyLab directory links to tools that can be opened in the browser. Individual pages explain any limits, supported inputs, and workflow details.
Are files always processed in my browser?
Many ToolzyLab tools are designed around browser-based workflows where possible, but each individual tool page is the source of truth for how that tool handles files and limitations.
Why are text tools split across developer and utility routes?
Some text tasks overlap with development and writing, so this directory groups the useful text workflows together while preserving the existing URLs.