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200 free, browser-based tools across PDFs, images, video, audio, calculators, and security. Everything runs on your device — no uploads, no sign-up.

PDF Merger — Combine PDFs into one file.
PDF Splitter — Split a PDF into pages or ranges.
PDF Rotator — Rotate pages inside a PDF.
PDF Watermark — Stamp text watermarks across a PDF.
PDF to Images — Export each PDF page as a PNG image.
Text Extractor — Pull plain text out of a PDF.
Document Scanner — Turn paper photos into clean PDF scans.
Images to PDF — Combine JPG & PNG images into one PDF.
Delete PDF Pages — Remove pages from a PDF.
Extract PDF Pages — Pull chosen pages into a new PDF.
Reorder PDF Pages — Rearrange the pages of a PDF.
Add Page Numbers — Stamp page numbers onto a PDF.
PDF Metadata Editor — View and edit PDF title, author, and more.
Combine Pages (N-up) — Put 2 or 4 pages on each sheet.
PDF Optimizer — Shrink and clean up a PDF, losslessly.
File Organizer — Sort files by type into a clean ZIP.
ZIP Extractor — Open and download files inside a ZIP.
CSV Table Viewer — Upload a CSV and view a clean table.
CSV to JSON — Convert CSV into clean JSON, typed.
Metadata Viewer — Inspect EXIF and file metadata.
Background Remover — Remove image backgrounds in seconds.
Image Compressor — Shrink image size without quality loss.
Image Format Converter — Convert between WEBP, JPG, and PNG.
Image Resizer — Resize to exact dimensions or percentage.
Image Crop Tool — Crop images with handy presets.
Image Flipper — Flip or rotate any image freely.
Watermark Adder — Add text watermarks to images.
Favicon Generator — Turn any image into a full favicon pack.
Grayscale Converter — Turn any image black & white.
Color Picker — Click anywhere on an image to grab its color.
EXIF Stripper — Remove GPS and metadata from images.
Color Palette Extractor — Pull a clean palette from any image.
Gradient Generator — Design CSS gradients visually.
QR Code Studio — Generate and decode QR codes.
Unit Converter — Convert weight, distance, and file sizes.
Markdown Preview — Render markdown to formatted HTML live.
Word Counter — Words, characters, and reading time.
Lorem Ipsum Generator — Placeholder text, exactly as much as you need.
Box Shadow Generator — Design CSS shadows visually.
Invoice Generator — Professional PDF invoices in seconds.
Resume Builder — Clean, ready-to-send PDF resumes.
Citation Generator — APA and MLA citations, formatted right.
Contrast Checker — Check color contrast against WCAG AA/AAA.
JSON Formatter — Beautify, minify, and validate JSON.
Base64 Encoder/Decoder — Encode or decode Base64 text.
Password Generator — Strong, secure, customizable passwords.
Hash Generator — SHA-256, SHA-1, MD5 of text or files.
Regex Tester — Live regex matching with group breakdown.
Color Converter — Convert between HEX, RGB, HSL, and CMYK.
Timestamp Converter — Unix epoch ↔ human-readable date.
JWT Decoder — Decode and inspect any JWT token.
URL Encoder/Decoder — Encode or decode URLs and query strings.
Diff Checker — Compare two texts and highlight changes.
Text Case Converter — camelCase, snake_case, PascalCase and more.
UUID Generator — Bulk v4 UUIDs, formatted your way.
Slug Generator — Clean URL slugs from any title.
Number Base Converter — Binary, octal, decimal, and hex at once.
Text Sorter & Dedupe — Sort lines and remove duplicates.
Schema Builder — Design database tables, generate SQL, see the ER diagram.
Video Compressor — Shrink a video right in your browser — no upload.
Video Trimmer — Cut a video down to any start and end time.
Video to GIF — Turn a video clip into a smooth animated GIF.
Video Converter — Convert video between MP4, WebM, MOV, and MKV.
Video to MP3 — Extract the audio from a video as MP3, M4A, or WAV.
Mute Video — Remove the audio track from a video.
Video Resizer — Resize or scale a video to new dimensions.
Video Rotator — Rotate or flip a video the right way up.
Video Speed Changer — Speed up or slow down a video, audio in sync.
Video Reverse — Play a video (and its audio) backwards.
Video Cropper — Crop the frame of a video to any aspect ratio.
Video Thumbnail — Grab a still poster frame from a video.
Frame Extractor — Export video frames as images in a ZIP.
GIF to Video — Convert an animated GIF to a shareable MP4.
Audio Converter — Convert audio between MP3, WAV, M4A, OGG, and FLAC.
Audio Trimmer — Cut an audio clip to any start and end time.
Audio Compressor — Shrink audio file size by lowering the bitrate.
Volume Changer — Boost or lower the volume of an audio file.
Percentage Calculator — Percent of a number, change, and ratios.
Discount Calculator — Sale price and how much you save.
Tip Calculator — Tip amount, total, and split per person.
Unit Price Calculator — Compare deals by price per unit.
Fuel Cost Calculator — Trip fuel used and what it costs.
Aspect Ratio Calculator — Solve width and height from a ratio.
Loan Calculator — Monthly payment and total interest.
Mortgage Calculator — Home loan payment after a down payment.
Compound Interest — Grow savings with regular contributions.
Sales Tax Calculator — Add or extract VAT / sales tax.
Salary Calculator — Convert hourly to annual pay, and back.
BMI Calculator — Body Mass Index and category.
Calorie Calculator — Daily calories — BMR and TDEE.
Age Calculator — Exact age in years, months, and days.
Date Difference — Days, weeks, and months between dates.
Text Encrypt / Decrypt — Password-encrypt any text with AES-GCM.
HMAC Generator — Keyed hash (HMAC) for signing messages.
Checksum Verifier — Hash a file and check it matches.
Secure Random Generator — Crypto-strong random hex, strings, and PINs.
Password Strength Checker — Estimate entropy and how strong it is.
Passphrase Generator — Memorable, high-entropy passphrases.
Card Number Validator — Luhn check and the card brand.
2FA Code Generator — TOTP codes from a 2FA secret key.
HTML Entity Encoder — Encode or decode HTML entities like ampersands and angle brackets.
Text to Binary — Convert text to binary and binary back to text.
Morse Code Translator — Translate text to Morse code and back.
Find & Replace — Find and replace text, with regex support.
Remove Line Breaks — Strip line breaks and clean up messy spacing.
JSON to CSV — Convert a JSON array of objects into CSV.
Image to Base64 — Encode an image as a Base64 data URI for CSS or HTML.
Invert Image Colors — Flip an image to its photo negative.
Blur Image — Blur a photo or hide part of it, in your browser.
Circle Crop — Crop a photo into a circle for avatars.
Add Border to Image — Add a solid border or frame around an image.
SVG to PNG — Rasterize an SVG to a crisp PNG at any scale.
CSV to Markdown Table — Turn CSV into a Markdown table.
Text to Hex — Convert text to hexadecimal and back.
Roman Numeral Converter — Convert numbers to Roman numerals and back.
Loop Video — Repeat a video several times into one clip.
Boomerang Video — Make a forward-and-back boomerang loop.
Black & White Video — Remove all color from a video.
Random Number Generator — Secure random numbers, with a no-repeats option.
Sepia Filter — Give a photo a warm, vintage sepia tone.
Pixelate Image — Pixelate a photo or censor part of it.
Round Image Corners — Round the corners of an image (transparent PNG).
Image to ASCII Art — Turn a photo into monospaced ASCII art.
Brightness & Contrast — Adjust image brightness, contrast, and saturation.
Base32 Encoder — Encode or decode Base32 text.
TSV ⇄ CSV Converter — Convert between tab- and comma-separated data.
Number to Words — Spell any number out in English words.
JSON to XML — Convert JSON into formatted XML.
Change Video FPS — Re-time a video to a new frame rate.
Video Brightness — Adjust a video's brightness, contrast & saturation.
Video Fade In/Out — Fade a video in from black and out at the end.
List Randomizer — Shuffle a list into a random order.
Meme Generator — Add top and bottom captions to an image.
Duotone Effect — Map a photo to a two-color duotone.
Posterize Image — Reduce an image to flat poster-style colors.
Black & White Threshold — Convert an image to pure black and white.
Image Splitter — Split an image into a grid of tiles (ZIP).
JSON ⇄ Query String — Convert a JSON object to a URL query string, and back.
XML to JSON — Convert XML into JSON.
SRT ⇄ VTT Subtitles — Convert subtitles between SRT and WebVTT.
Remove HTML Tags — Strip HTML and keep just the plain text.
Flip Video — Mirror a video horizontally or vertically.
Crop Video to Square — Center-crop a video to a 1:1 square.
Vertical Video (9:16) — Crop a video to 9:16 for Reels, TikTok & Shorts.
Word Frequency Counter — Count how often each word appears in text.
Rotate Image — Rotate a photo 90, 180, or 270 degrees.
Vignette Effect — Add a soft dark vignette around a photo.
Colorize / Tint Image — Wash a photo with a color tint.
Add Film Grain — Add grain / noise texture to an image.
Fit Image to Ratio — Pad an image to a new aspect ratio (no cropping).
Base58 Encoder — Encode or decode Base58 text.
CSV to HTML Table — Turn CSV into an HTML table.
NATO Phonetic Alphabet — Spell text with Alfa, Bravo, Charlie…
Temperature Converter — Convert between Celsius, Fahrenheit, and Kelvin.
Slow Motion Video — Slow a video down for slow-motion.
Speed Up Video — Speed a video up into a timelapse.
Change Video Volume — Boost or lower a video's audio volume.
Text Repeater — Repeat text as many times as you want.
Hue Shift — Rotate all the colors in an image.
Image Opacity — Make an image semi-transparent (PNG).
Make Color Transparent — Knock out a background color to transparency.
Sharpen Image — Sharpen a soft or slightly blurry photo.
HTML to Markdown — Convert HTML into clean Markdown.
Length Converter — Convert mm, cm, m, km, inches, feet, and miles.
Data Size Converter — Convert bytes, KB, MB, GB, and TB.
Duration Converter — Seconds ⇄ HH:MM:SS and human-readable time.
Video First Frame — Grab the opening frame of a video as an image.
Crop Video to 16:9 — Center-crop a video to widescreen 16:9.
Sepia Video — Give a video a warm, vintage sepia tone.
Dice Roller — Roll virtual dice — d4 to d100.
WiFi QR Code — Make a QR code guests scan to join your WiFi.
Fraction Calculator — Add, subtract, multiply, and divide fractions.
GPA Calculator — Work out your grade point average.
Average Calculator — Mean, median, mode, range, and more.
Ratio Calculator — Solve and simplify ratios and proportions.
Random Picker — Pick a random winner from a list.
Coin Flip — Flip a virtual coin — heads or tails.
Weight Converter — Convert grams, kilograms, ounces, and pounds.
Speed Converter — Convert km/h, mph, m/s, and knots.
Volume Converter — Convert liters, cups, gallons, and more.
Emboss Image — Apply an embossed / relief effect to a photo.
Mirror Image — Reflect an image for a symmetric mirror effect.
Video Last Frame — Grab the final frame of a video as an image.
Invert Video Colors — Invert a video's colors to a photo negative.
Percentage Change — Percent increase or decrease between two numbers.
Markup & Margin — Profit, markup %, and margin % from cost and price.
Hours Calculator — Hours worked between two times, minus breaks.
Running Pace Calculator — Pace per km/mile and speed from distance and time.
Combinations & Permutations — nCr, nPr, and factorial.
Simple Interest — Interest and total from principal, rate, and time.
Area Calculator — Area of a rectangle, square, circle, or triangle.
Color Name Finder — Find the name of a HEX color, or a name's HEX.
Angle Converter — Convert degrees, radians, gradians, and turns.
Oven Temperature — Convert °C, °F, and UK gas mark.
ASCII Code Converter — Convert text to character codes and back.
Random Color Generator — Generate random colors with hex codes.
UUID v7 Generator — Time-ordered UUIDs, great for database keys.
Username Generator — Generate fun, memorable username ideas.
Average Color of Image — Find the single average color of a photo.
Reverse Text — Reverse text by characters, words, or lines.

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