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Powerful free tools for PDFs, images, video, and code. No uploads, no accounts, no waiting — instant results on your device.
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Why tools here
Built for people who want results without giving up their files.
One place for everyday jobs
Merge PDFs, convert images, and run developer utilities without hopping between sites.
Fast browser processing
Work runs on your device, so there is no upload round trip and no queue.
No install, no account
Open a tool in the browser and start. Nothing to download and nothing to sign up for.
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Counts only include tools you can open today.
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PDF Tools22
PDF Merger
Combine multiple PDF documents into a single file.
PDF Split
Split a PDF by page ranges or extract individual pages.
PDF Rotate
Rotate pages by 90° increments, individually or all at once.
PDF Page Remover
Remove unwanted pages from your PDF.
PDF Lock / Unlock
Protect a PDF with a password or remove its protection.
PDF Compressor
Reduce PDF file sizes locally with structural optimization.
PDF Watermark
Stamp text or image watermarks onto PDF pages.
Add Page Numbers
Automatically stamp sequential page numbers across a document.
PDF Metadata Editor
View and modify hidden PDF metadata (Title, Author, Subject).
Organize PDF
Visually reorder pages in a PDF using drag-and-drop.
PDF Signer
Draw, type, or upload a signature and stamp it onto a PDF.
Extract PDF Images
Extract all embedded JPEGs and PNGs from a PDF into a ZIP file.
PDF to Text
Extract raw text from a PDF document.
PDF Cropper
Crop margins visually from all pages.
Flatten PDF
Burn interactive form fields into the document.
Image to PDF
Combine multiple images into a single PDF document.
PDF to Images
Convert PDF pages to high-quality images (PNG, JPEG, WebP) with customizable DPI and quality.
Word to PDF
Convert DOCX documents to PDF locally in your browser.
HTML to PDF
Convert HTML code to PDF using the browser print API.
CSV / Excel to PDF
Convert CSV or Excel files to formatted PDF tables with a toggle.
Markdown to PDF
Write Markdown and convert it to a downloadable PDF.
PDF to Markdown
Extract text from a PDF and format it as Markdown.
Image Tools40
Image Compressor
Reduce image file sizes without losing visible quality.
Resize & Convert
Resize images and convert between JPG, PNG, and WebP.
SVG Optimizer
Strip massive paths and bloat from SVGs to dramatically reduce file sizes.
Image Watermarker
Stamp text or logo watermarks onto images with full position control.
Image Metadata
Inspect EXIF, IPTC, ICC, and GPS metadata embedded in your images.
Rotate & Flip
Rotate images by any angle and flip horizontally or vertically.
Color Picker
Pick any color from an image and get HEX, RGB, and HSL values.
Image ↔ Base64
Encode images to Base64 data URIs and decode them back.
Placeholder Generator
Generate colored or textured placeholder images at any size.
Image Crop
Visually crop images with free or locked aspect ratios.
Filters & Effects
Apply brightness, contrast, blur, sepia, grayscale, and more.
Format Converter
Convert between JPG, PNG, WebP, BMP, TIFF, and AVIF.
Favicon Generator
Create multi-size favicons and apple-touch-icons from any image.
Image Info Viewer
View DPI, color space, file size, dimensions, and ICC profile.
GIF Maker
Create animated GIFs from a sequence of images.
GIF Frame Extractor
Extract individual frames from animated GIFs as PNG images.
GIF Optimizer
Reduce GIF file size by optimizing colors and frames.
Drop Shadow
Add configurable drop shadows to images with full control.
Image Border
Add decorative borders, frames, and rounded corners to images.
Image Overlay
Layer one image on another with opacity and blend modes.
Image Diff
Compare two images side-by-side, overlay, or pixel diff.
Image Histogram
View RGB and luminance channel distributions of an image.
Collage Maker
Combine multiple photos into a beautiful collage layout.
Image Annotate
Draw arrows, shapes, and text on images with full control.
Social Media Resizer
Resize images to exact dimensions for Instagram, X, LinkedIn, and more.
Profile Picture Maker
Crop any photo into a perfect circle or square profile picture.
Meme Generator
Add top and bottom text to images with font controls.
QR Code Reader
Scan and decode QR codes from images.
Barcode Generator
Generate barcodes in Code128, EAN-13, and more formats.
EXIF Stripper
Remove all EXIF metadata (GPS, camera info) before sharing.
CSS Sprite Generator
Combine images into a sprite sheet with auto-generated CSS.
HTML to Image
Screenshot any HTML snippet as a PNG image.
Lazy Load Placeholder
Generate tiny blurred thumbnails for lazy loading.
Image to ASCII Art
Convert any image into text-based ASCII art.
Steganography
Hide secret text data inside images using LSB encoding.
OCR Text Recognition
Extract text from images in 10+ languages using Tesseract.js.
AI Image Upscaler
Upscale images 2x using neural network inference in the browser.
Color Palette Generator
Extract dominant colors from any image and get HEX, RGB, and HSL values.
AI Background Remover
Remove image backgrounds instantly using AI running in the browser.
SVG Converter
Convert SVG files or code to PNG or JPG images with configurable background color.
Password & Security2
Video & Audio Tools12
Media Converter
Convert between video and audio formats (MP4, MP3, GIF) locally in your browser.
Video to GIF
Convert video clips to animated GIFs with custom FPS, dimensions, and timing.
Video to Images
Extract frames from a video as PNG or JPG images at any frame rate.
GIF to Video
Convert animated GIFs to MP4 or WebM video files for smaller sizes and better compatibility.
Video Rotator
Rotate or flip videos by 90°, 180°, 270°, or mirror horizontally/vertically.
Video Mute
Remove the audio track from any video file while keeping the video intact.
Video Resizer
Resize video dimensions to any width and height with optional aspect ratio lock.
Video to Audio
Extract audio from video files as MP3, WAV, AAC, or OGG.
Audio Trimmer
Trim audio files by setting start time and duration using FFmpeg.
Audio Format Converter
Convert between MP3, WAV, OGG, AAC, and FLAC audio formats.
Audio Speed Changer
Speed up or slow down audio files (0.25x to 4x) using FFmpeg.
Speech Studio
Turn text into downloadable speech, or transcribe audio and video to text — both in your browser.
Utilities33
QR Code Generator
Create QR codes from any text or URL and download them.
Base64 Encode/Decode
Convert between text/files and Base64 encoding.
JSON Formatter
Format, validate, and visualize JSON with tree view.
UUID Generator
Generate UUIDs (v1, v4, v7) with customizable formatting.
Unit Converter
Convert between units of length, weight, temperature, data, time, area, volume, and speed.
Text & Code Diff Checker
Compare two blocks of text or code and highlight differences.
CSV ↔ JSON Converter
Convert CSV spreadsheets into JSON arrays (and vice versa) instantly.
URL Encoder / Decoder
Cleanly encode and decode URL query parameters safely.
CSS Formatter / Minifier
Instantly pretty-print messy CSS or minify it for production.
ZIP Viewer / Extractor
View contents of ZIP archives and selectively extract files locally.
Regex Tester
Test regular expressions with live match highlighting, capture groups, and substitution preview.
JWT Decoder
Decode JWT tokens and inspect header, payload, and signature claims.
Word & Character Counter
Count words, characters, sentences, paragraphs, and estimate reading/speaking time.
Text Case Converter
Convert text between different case formats instantly.
Lorem Ipsum Generator
Generate realistic placeholder text for your designs and mockups.
Markdown Preview
Write Markdown and see a live-rendered HTML preview.
XML Formatter & Validator
Format, prettify, and validate XML documents locally.
CSS Minifier & Beautifier
Minify CSS for production or beautify it for readability.
Cron Expression Generator
Build cron expressions visually or describe existing ones in human-readable form.
JSON ↔ CSV Converter
Convert between JSON and CSV formats with ease.
IP Address Lookup
Look up IP address details including location, ISP, timezone, and coordinates.
DNS Record Lookup
Query DNS records for any domain using Cloudflare DNS-over-HTTPS.
HTTP Headers Checker
Inspect HTTP response headers, security headers, and connection timing for any URL.
Port Scanner
Check if common or custom ports are open on a host.
Screen Capture Tool
Capture screenshots of your screen directly in the browser.
Audio Recorder
Record audio from your microphone with live waveform visualization.
Fake Data Generator
Generate realistic fake data for testing — names, emails, addresses, and more.
HTML Minifier
Remove comments, collapse whitespace, and minify HTML for production.
JavaScript Minifier
Remove comments, collapse whitespace, and minify JavaScript.
CSV ↔ Excel Converter
Convert between CSV and Excel (.xlsx) formats with a toggle.
JSON ↔ YAML Converter
Convert between JSON and YAML formats with ease.
CSS Gradient Generator
Create beautiful CSS gradients with live preview.
CSS Box Shadow Generator
Create custom box shadows with live preview and copy-ready CSS.
Built around your privacy
Local processing
Files stay on your device. Nothing is uploaded.
Free, no account
Use every tool without signing up or paying.
Works in your browser
Modern desktop and mobile browsers, no install.
Common questions
Do my files get uploaded?
No. Processing runs in your browser on your device. Files are not sent to a server.
Is InBrowserKit free?
Yes. The tools are free to use with no account and no payment.
Do I need to install anything?
No. Open a tool in your modern browser and start working.
Which browsers work?
Current versions of Chrome, Firefox, Safari, and Edge on desktop and mobile.
What kinds of tools are included?
PDF, images, security, video and audio, and developer utilities, all in one place.