All Online Tools Directory
Directory of All Tools — Explore every utility in our 141+ tool library. Fast, clean, and zero-knowledge browser execution.
Merge PDF Files
Combine multiple PDF documents into a single organized file in seconds.
Split PDF Pages
Separate PDF pages into individual documents or custom page ranges.
Rotate PDF Pages
Rotate PDF pages by 90, 180, or 270 degrees clockwise or counterclockwise.
Add PDF Watermark
Stamp text or branding watermarks across PDF pages with opacity controls.
PDF to Text Extractor
Extract raw text, paragraphs, and structure from PDF documents.
Compress PDF
Reduce PDF file size while preserving readability and image quality.
Add PDF Page Numbers
Add custom page numbers to PDF documents with placement and styling options.
Images to PDF Converter
Convert JPG, PNG, and WebP images into a single professional PDF document.
Remove PDF Pages
Delete unwanted pages from PDF files with custom selection.
Extract PDF Pages
Extract specific pages from a PDF into a new standalone document.
PDF to Markdown Converter
Turn PDF documents into clean, structured Markdown for LLMs and notes.
PDF Forms Filler & Inspector
Detect, inspect, and fill interactive PDF AcroForms automatically.
Sign PDF Document
Stamp signatures, drawing, or initials securely onto PDF documents.
Crop PDF Margins
Trim PDF margins and adjust page dimensions with precision.
AI PDF Document Summarizer
Extract and summarize PDF documents with key takeaways and bullet points.
Rearrange PDF Pages
Reorder and sort pages inside PDF documents with drag-and-drop ease or custom sequences.
Flatten PDF Forms & Layers
Lock interactive form fields and annotations permanently to prevent further edits.
Remove PDF Metadata
Strip hidden author info, document titles, timestamps, and revision metadata for complete privacy.
Change PDF Page Size
Resize and standardize document dimensions to A4, A3, A5, Letter, or Legal.
PDF Overlay & Letterhead
Superimpose documents onto digital letterheads, stationery backgrounds, or design templates.
Pages Per Sheet (N-Up)
Fit 2 or 4 pages per sheet for compact printing, handouts, and booklet overviews.
Set PDF Viewer Preferences
Configure initial display settings, hide reader toolbars, and enable auto-fit view mode.
Create PDF Document
Generate clean, publication-ready PDF documents from text, reports, or letters directly in browser.
Convert PDF to HTML
Convert PDF files into responsive, clean HTML web pages with preserved paragraphs and structure.
Alternate & Mix PDF
Mix and alternate pages from two or more PDF documents with duplex scan reversing.
Bates Numbering PDF
Index and stamp sequential legal, medical, and corporate Bates numbers onto PDF pages.
Grayscale PDF Converter
Convert full-color PDF documents and text into black-and-white monochrome grayscale.
Split PDF in Half
Split two-page layout scans, double A4 spreads, and book scans down the middle.
Remove PDF Annotations
Batch remove highlights, comments, strikeouts, underlines, and markup annotations.
Create PDF Bookmarks
Generate outline bookmarks and structured Table of Contents for seamless navigation.
Image Format Converter
Convert images seamlessly between PNG, JPG, WebP, SVG, and BMP.
Image Resizer & Dimensions
Resize images by pixels, percentage, or social media presets with aspect ratio locking.
Image Compressor Optimizer
Reduce PNG, JPG, and WebP file sizes with live before/after quality comparison.
Image Color Palette Extractor
Extract dominant colors and HEX/RGB palettes from any image automatically.
Image Filters & Adjustments
Adjust brightness, contrast, grayscale, blur, invert, and sepia with live canvas preview.
Audio Waveform & Analyzer
Visualize audio peaks, sample rates, channels, and waveform patterns.
Audio & Media Metadata Inspector
Inspect media container tags, bitrate, duration, codec, and sample rates.
Word & Character Counter
Real-time word, character, sentence, paragraph, and reading time analyzer.
Case Converter
Convert text instantly to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case.
Text Diff & Comparison
Compare two text snippets side-by-side with line and character-level difference highlighting.
Lorem Ipsum Generator
Generate placeholder dummy text by paragraphs, sentences, or words.
Markdown Editor & Live Preview
Write Markdown with real-time rendered HTML preview, word count, and HTML export.
Remove Duplicate Lines & Sort
Deduplicate lists, remove empty lines, trim whitespace, and sort alphabetically.
Base64 Encoder & Decoder
Encode and decode plain text or raw data to and from Base64 representation.
URL Encoder & Decoder
Safely encode URL components or decode percent-encoded URLs.
JWT Token Inspector
Decode JSON Web Tokens, inspect header, payload claims, and expiration timestamps.
Binary, Hex & ASCII Converter
Convert strings between Binary (01), Hexadecimal, Decimal, and ASCII text.
HTML Entity Encoder & Decoder
Convert HTML special characters to named and numeric entities and back.
JSON Formatter & Validator
Format, validate, beautify, and minify JSON data with line numbers and syntax error detection.
SQL Query Formatter
Beautify and format SQL statements with standardized keyword casing and indentation.
Regex Tester & Matcher
Test regular expressions in real-time with match highlights, capture groups, and flag controls.
CSS Gradient Generator
Design linear and radial CSS gradients with visual angle controls and copy-ready CSS code.
UUID / GUID Generator
Generate cryptographically random UUID v4 identifiers in bulk with uppercase and hyphen options.
Cron Expression Builder
Build and translate crontab schedule expressions into human-readable English schedules.
Strong Password Generator
Create ultra-secure, cryptographically random passwords with custom symbols and entropy rating.
SHA-256 / SHA-512 Hash Generator
Calculate cryptographic SHA-256, SHA-512, SHA-1, and MD5 hashes with HMAC support.
Password Strength & Entropy Estimator
Analyze password entropy, character diversity, and estimated brute-force crack time.
Scientific & Math Calculator
Perform scientific trigonometry, logarithms, powers, roots, and factorial calculations.
Percentage & Ratio Calculator
Calculate percentage increases, discounts, fractional shares, and difference percentages easily.
Multi-Unit Converter
Convert between metric and imperial units for length, weight, temperature, and digital data storage.
Loan & Mortgage EMI Calculator
Calculate monthly loan EMI repayments, total interest payable, and amortization schedules.
Compound Interest & Savings Calculator
Forecast investment growth with compound frequency and recurring monthly contributions.
VAT & Sales Tax Calculator
Calculate price including VAT, net price, and tax amounts for any rate (including Saudi 15% VAT).
Global Currency Converter
Convert currencies across USD, SAR, EUR, GBP, INR, and AED with transparent reference rates.
Exact Age & Birthday Calculator
Find your precise age in years, months, days, hours, and countdown to your next birthday.
Date Difference & Working Days
Calculate calendar days, business working days, and weeks between any two dates.
Unix Timestamp Converter
Convert epoch seconds and milliseconds to human-readable UTC and local date formats.
Meta Tag & Open Graph Generator
Generate standard SEO meta tags, Google preview, Twitter cards, and Open Graph code.
Robots.txt Builder & Validator
Construct standard robots.txt crawl directives for Googlebot, Bing, and AI crawlers.
Subnet & CIDR Calculator
Calculate IP subnet mask, network address, broadcast address, and usable host ranges.
Custom QR Code Generator
Generate high-res QR codes for URLs, WiFi networks, text, and email with custom colors.
Barcode Generator (Code 128 / EAN)
Generate product and inventory barcodes with custom height, labels, and formats.
CSV to JSON & JSON to CSV Converter
Convert spreadsheet CSV data to JSON objects and convert JSON arrays back to CSV.
AI Text & Document Summarizer
Summarize articles, research, and documents into key takeaways and concise bullet points.
College & High School GPA Calculator
Calculate semester and cumulative GPA with configurable 4.0 / 5.0 grading scales.
OCR PDF Scanner & Text Extractor
Extract selectable text and searchable data from scanned PDFs and raster images.
Unlock PDF (Remove Password)
Remove password protection, printing locks, and copying restrictions from PDF files.
Protect & Encrypt PDF
Secure your PDF files with strong password protection and permission controls.
AI Chat with PDF (Ask Your PDF)
Ask questions directly to your PDF documents and get instant grounded answers.
AI Image Background Remover
Remove image backgrounds automatically and export clean transparent PNGs.
Interactive Image Cropper
Crop photos to exact pixel dimensions or aspect ratios (1:1, 16:9, 4:3).
Image Rotate & Flip
Rotate images 90°, 180°, 270° or mirror horizontally and vertically.
Favicon & App Icon Generator
Generate 16x16, 32x32, 48x48 ICO and 180x180 Apple Touch Icons from any image.
HEIC & AVIF to JPG/PNG Converter
Convert Apple HEIC/HEIF and AVIF photos into standard JPG or PNG format.
Image to Base64 Encoder
Convert images into Base64 Data URIs, HTML tags, and CSS background snippets.
Watermark Images
Stamp custom copyright text and branding watermarks onto photos.
Meme Generator Studio
Create custom captioned memes with bold top and bottom Impact typography.
Photo EXIF Metadata Reader & Stripper
Inspect camera EXIF data, color profiles, DPI, and strip hidden metadata.
Photo to Sketch & Art Filter
Transform photos into pencil sketches, high-contrast line art, and edge drawings.
Audio Cutter & Trimmer
Trim MP3 and WAV audio tracks to exact start and end timestamps.
Audio Format Converter
Convert audio files between WAV, MP3, OGG, and PCM formats with bitrate control.
Video Compressor & Optimizer
Shrink MP4 and WebM video file sizes for web sharing, Discord, and email.
Video to Animated GIF / WebP
Convert short video clips into looping animated GIFs and WebP animations.
Video Frame & Thumbnail Extractor
Capture high-resolution PNG/JPG still frames from any timestamp in a video.
Audio Volume Booster & Normalizer
Amplify quiet audio recordings and normalize peak decibel levels.
Audio Background Noise Reducer
Filter out low-frequency hum, fan noise, and high-frequency hiss from voice tracks.
Find & Replace Text Utility
Bulk search and replace words, patterns, or regular expressions across text.
Text to Speech (TTS) Reader
Listen to articles, notes, and documents read aloud with natural voices.
Speech to Text Voice Dictation
Transcribe live microphone speech into editable text notes in real time.
Fancy Unicode Text Generator
Transform plain text into 15+ stylish Unicode fonts for social media bios and posts.
Readability Score Checker (Flesch-Kincaid)
Analyze Flesch Reading Ease, Grade Level, Gunning Fog, and SMOG readability metrics.
AES-256 Text Encryption & Decryption
Encrypt and decrypt confidential messages with military-grade AES-256-GCM.
URL Slug Generator
Convert article titles and strings into clean, SEO-friendly URL slugs.
Palindrome & Anagram Analyzer
Check if words or phrases are palindromes or anagrams with character histograms.
XML Formatter & Validator
Beautify, indent, minify, and validate XML documents and SOAP payloads.
YAML ↔ JSON Converter
Convert Kubernetes/Docker YAML configs to JSON and transform JSON back to YAML.
CSS Minifier & Beautifier
Compress CSS stylesheets for production or beautify minified CSS rules.
JavaScript Minifier & Beautifier
Minify JavaScript code for faster page loads or format compressed scripts.
HTML Formatter & Minifier
Clean, indent, and beautify messy HTML markup or minify for production.
Color Converter & WCAG Contrast Checker
Convert HEX, RGB, HSL, CMYK colors and test WCAG 2.1 AA/AAA contrast ratios.
HTTP Status Code & Header Reference
Search all 1xx–5xx HTTP status codes and inspect REST API response semantics.
TOML ↔ JSON Converter
Convert Rust Cargo.toml and Python pyproject.toml files to JSON and back.
File Diff & Code Comparison
Upload or paste two code/config files to compare line-by-line additions and deletions.
IP Address & Geolocation Inspector
Analyze IPv4/IPv6 addresses, RFC classification, binary format, and network zone.
DNS Record Lookup (A, AAAA, MX, TXT, NS)
Query live domain DNS records including A, MX, TXT/SPF, CNAME, and Nameservers.
WHOIS & RDAP Domain Lookup
Inspect domain registration data, TLD registry info, nameservers, and status codes.
Keyword Density & Phrase Analyzer
Calculate 1-word, 2-word, and 3-word keyword density percentages for SEO content.
XML Sitemap Generator
Generate Google-compliant XML sitemaps with priority, changefreq, and lastmod tags.
Open Graph & Social Card Debugger
Preview how your web page title, description, and image appear on X, Facebook, and LinkedIn.
Word Frequency & Term Counter
Count and rank every unique word in an article or dataset with stopword filtering.
Domain Age & Authority Inspector
Check domain TLD structure, DNS registration status, and estimated domain maturity.
Website Speed & HTML Weight Analyzer
Analyze HTML payload size, script/stylesheet counts, DOM depth, and performance hints.
Grammar, Style & Passive Voice Checker
Detect passive voice, repeated words, weak adverbs, and common grammar mistakes.
Text Similarity & Plagiarism Checker
Compare two articles or documents to measure exact phrase overlap and cosine similarity.
HTML Link & Anchor Text Extractor
Extract all internal/external links, anchor texts, and nofollow attributes from HTML.
AI Article Rewriter & Paraphraser
Rewrite articles and paragraphs into fresh, plagiarism-free prose in multiple tones.
Matrix Calculator (Determinant, Inverse, Multiply)
Compute matrix addition, multiplication, transpose, determinant, and inverse for 2x2 and 3x3 matrices.
Prime Factorization, GCD/LCM & Fibonacci
Check primality, compute prime factors, GCD, LCM, and generate Fibonacci sequences.
Retirement & 401(k) Nest Egg Calculator
Project retirement portfolio growth, inflation-adjusted income, and 4% safe withdrawal rates.
SIP & Mutual Fund Wealth Calculator
Calculate Systematic Investment Plan maturity value, total invested capital, and wealth gained.
ROI, Profit Margin & Break-Even Calculator
Calculate Return on Investment, annualized ROI, gross profit margin, markup, and break-even units.
Professional PDF Invoice Generator
Create and download branded PDF invoices with line items, tax rates, and currency symbols.
AI Smart Email & Response Generator
Draft polished business emails, follow-ups, cold outreach, and executive replies in seconds.
Pomodoro Focus Timer & Task Tracker
Boost study and coding productivity with 25/5 Pomodoro intervals and task tracking.
Interactive Flashcard Maker & Quiz Deck
Create digital study flashcards with 3D flip animations, shuffle mode, and JSON/CSV export.
Automated Test Tool
Automated Test Tool online utility
Automated Test Tool
Automated Test Tool online utility
Automated Test Tool
Automated Test Tool online utility
Automated Test Tool
Automated Test Tool online utility
Automated Test Tool
Automated Test Tool online utility
Automated Test Tool
Automated Test Tool online utility