Guides & deep dives
Practical walkthroughs on private image editing, PDF workflows, AI in the browser, and how to keep your data yours.
How-To Guides View all 21 →
21 GuidesHow to Remove the Background from an Image
Cut out any subject with local AI and download a transparent PNG. Step-by-step with screenshots.
NewHow to View & Remove EXIF Data from Photos
See the GPS and device data hiding in your photos - then strip it before sharing.
How to Compress Images Without Losing Quality
Cut 40-80% of file size with the quality and resize sliders, single files or batches.
How to Convert HEIC to JPG
Open iPhone photos anywhere - batch conversion with no software install.
How to Blur Faces & Text in Photos
Blur, pixelate, or block out sensitive details with irreversible redaction.
How to Compress a PDF File
Three compression levels with an exact size comparison before you download.
How to Hide a Secret Message in an Image
Encode invisible text inside ordinary photos with LSB steganography - then decode it on the other end.
All 21 How-To Guides →
Steganography, watermarks, memes, GIFs, collages, QR codes, favicons, OCR, AI upscaling, and more - every tool, step by step.
Featured & Recent
7 ArticlesGenerate Hand-Drawn Diagrams with Claude Code: The Privacy Sketch Skill
Install a folder, ask Claude for a diagram, paste the output into Privacy Sketch. Local, no API keys, three worked prompt examples.
Ultimate GuidePrivacy Sketch: The Definitive Guide to Hand-Drawn Diagrams & JSON DSL
Master the art of creating beautiful, privacy-first diagrams. Learn the AI workflows, hidden features, and design philosophy behind the tool.
NewBulk Image Processing: Process Hundreds of Photos at Once
Convert, compress, watermark, rotate, and dither multiple images in batch. Download all as ZIP. 100% private.
Privacy Sketch Product Launch
Introducing the LLM-friendly hand-drawn diagramming tool. 100% private, no uploads.
Diagram Maker with PDDSL: 90% Fewer Tokens for AI
Introducing PDDSL - a compact DSL for AI diagram generation. 22 templates, complete syntax, seamless LLM integration.
From Numbers to Narrative: Colorful, Analytical Diagrams
Four worked examples: a streaming dashboard, a Voronoi treemap, a process flow, and an abstract poster, each read back as analysis. Built and exported in the browser.
Free Online Photo Editor No Upload: The Ultimate Guide
Edit photos privately in your browser with crop, resize, filters, text, shapes, and layers. No uploads, no accounts, 100% free.
7 New Privacy Tools: Splitters, Converters, and Palettes
Explore our latest suite of client-side utilities including Image Splitter, Color Palette Generator, and more. 100% private.
AI Power Tools
13 ArticlesFree Background Remover No Watermark (Cloud vs Local AI)
Why local browser AI beats remove.bg and PhotoRoom on privacy, full resolution, and zero watermarks.
How to Blur Image Background Online Using AI
Create professional portrait mode photos instantly with our free AI background blur tool.
Generate Perfect Image Captions & Alt Text with AI
Boost your SEO and accessibility by automatically generating descriptions for your images.
Bring History to Life: Free AI Photo Colorizer
Restore black and white photos to color instantly. Private and free.
Remove Noise from Images Online - AI Denoise & Sharpen
Clean up grainy low-light shots with free AI technology. 100% private.
The Magic Eraser: How to Remove Objects Free
Remove tourists, text, and defects from photos using AI inpainting.
The AI Revolution: 10 New Client-Side AI Tools
From Magic Eraser to AI Upscaling, edit photos privately entirely in your browser.
Paint with AI: Style Transfer
Apply the artistic style of famous masters to your photos.
Make Small Images Huge (AI Upscaler)
Upscale low-res photos by 400% without quality loss using super-resolution.
Extract Text with AI OCR
Convert screenshots and documents to editable text instantly with AI OCR.
Protect Privacy with AI Redaction
Detect and blur faces and license plates automatically to secure your photos.
Free Background Removal Online: Local AI
Discover why local AI is the future of free background removal online.
Building a Serverless Background Remover
A deep dive into how we built a client-side background remover using WebAssembly.
The Future of Image Editing with Gemini
How Gemini 2.5 Pro LLM was used to build a powerful, privacy-focused online image editor.
Privacy & Security
28 ArticlesDoes Social Media Remove EXIF Data? Platform-by-Platform
Instagram, WhatsApp, Signal, Telegram and more - what each platform strips, keeps, and leaks.
NewDoes Instagram Remove EXIF Data? Yes - But Meta Keeps It
Other users can't see your GPS data. Meta's servers still receive it.
NewDoes WhatsApp Remove EXIF Data? Except "Send as Document"
Normal sends strip metadata. One common option ships your full GPS with no warning.
NewAre Online Image & File Converters Safe?
What the FBI warning means, what actually leaked, and the 60-second way to check any tool.
NewHow to Tell if a Website Uploads Your Files
The 60-second DevTools check that proves whether a tool is really client-side.
How to Stay Safe Online While Your Data Is Being Hunted
Trackers, brokers, and breach dumps target everyone. A layered defense plan anyone can follow.
What Can Someone Find Out From a Photo?
More than you think: address, routine, device, and who you were with.
The Internet Never Forgets, But You Can Fight Back
Audit and shrink your digital footprint, one account at a time.
You Are One Data Breach Away From Losing Your Accounts
Lock down email, banking, and everything else with a priority plan.
Free Wi-Fi, Real Price
Stay private on networks you don't control, from cafes to hotels.
How to Hide Text in an Image: LSB Steganography Explained
How LSB encoding works bit by bit, why PNG matters, and how to extract hidden text again.
The Art of Hidden Messages
Learn how to hide secret messages inside images using LSB encoding.
How to Remove Metadata Before Sharing
Learn why and how to strip hidden data from your photos.
Remove Photo Metadata (EXIF)
Scrub hidden GPS location and camera data from your images.
Why You Need a Privacy Focused Editor
Understand the hidden risks of server-side processing.
Blur vs. Pixelate vs. Black Box: Which Redaction Actually Works?
Only a solid black box is truly irreversible. Here is why.
Total Control Over Privacy: Manual Blur
Manually blur sensitive details exactly where you need it.
The Metadata Layer
A file is two things: the image you see, and the data you don't.
Can Photos Reveal Your Location?
How geotags expose where you live, work, and travel.
Does Compressing a Photo Remove Metadata?
No. Here is exactly what survives compression and resizing.
What Your Work-From-Home Photos Reveal to Attackers
Passwords, client names, and documents hiding in the background.
Is It Safe to Post Photos of Your Kids Online?
A sharenting audit: what kids' photos quietly give away.
OSINT Defense
How investigators use your photo mistakes against you.
Remove Metadata from Photos Before Selling Online
Clean listing photos for eBay, Craigslist, and FB Marketplace.
Limitations of OS Built-in Tools
Why Windows and Mac built-in metadata tools are insufficient.
Does AI Read EXIF Data?
What your photos tell machines that scrape and train on them.
Device Fingerprinting & Serial Numbers
Learn how camera serial numbers link anonymous profiles to identities.
Tools to Blur Sensitive Data
Discover essential tools to protect private info in screenshots.
Creative & Fun
16 ArticlesMastering Color with Free Tools
Pick colors, generate palettes, and adjust HSL values instantly.
How to Overlay Images Online
Put one picture on top of another, add a logo, or blend two photos with transparency.
Advanced Composition Tools
Split images for Instagram grids or overlay images with transparency.
Add Texture with Noise
Generate film grain and noise overlays for a lo-fi aesthetic.
Sketch Ideas Instantly
A simple, fast drawing canvas for annotations and sketching.
The Fastest Way to Make Memes
Caption images with classic fonts and templates instantly.
Tell a Story with Photo Collages
Combine memories into beautiful grids and layouts.
Instant Aesthetic: Photo Filters
Apply vintage, noir, and vibrant effects to your photography.
Create Duotone Art
Generate trendy two-tone color effects like Spotify posters.
Embrace the Glitch Art
Distort images with cyberpunk, RGB shift, and scanline effects.
Pixelate Your World
Convert high-res photos into retro 8-bit pixel art.
Draw with Text: ASCII Art
Convert images into copy-pasteable text characters.
The Aesthetic of Limitations: Dithering
Apply 1-bit algorithms like Floyd-Steinberg and Atkinson.
Make Your Own GIFs
Create animations from photo sequences in seconds.
Round Image Corners Online
Create circular profile pictures or soften image edges.
Add Watermark to Photos Online
Protect your copyright by stamping your logo or text.
Resize, Convert & Edit
7 ArticlesThe Ultimate Free Image Converter
Convert images between JPG, PNG, WebP, and BMP formats for free.
iPhone Photos on Windows (HEIC to JPG)
Convert standard iPhone HEIC images to compatible JPGs instantly.
Resize & Compress Images Online
Reduce file size locally. Perfect for web optimization.
Crop Images Like a Pro
Crop to exact pixels or use presets for social media.
Rotate and Flip Images Online
Fix orientation issues and create mirror effects instantly.
Fix Tilted Buildings & Documents
Correct perspective distortion in architectural photos instantly.
Convert Vector Icons to PNG
Rasterize your SVGs to high-resolution PNGs with transparency.
PDF Tools
3 ArticlesDeveloper & Design
10 ArticlesThe Best Free Online Whiteboard for Ideation
Infinite space to sketch ideas, connect dots, and visualize complex systems privately.
What Is sitemap_agentic_discovery.xml?
AI sitemaps and agentic SEO explained - how it differs from sitemap.xml and llms.txt.
Embed Images with Base64
Convert images to data strings for use in HTML, CSS, and development.
Clean & Minify Your SVGs
Reduce file size and remove unnecessary metadata from vector files.
Make QR Codes That Work Forever
Create custom, static QR codes that never expire. Zero tracking.
Perfectly Sized Social Posts
Use pre-sized templates for Instagram, YouTube, and more.
Web & Game Dev Assets
Generate favicons and pack sprite sheets for your projects.
One-Stop Free Image Editor for Creative Needs
Unlock your creative potential with our powerful client-side editor.
Technical Image Analysis
Analyze histograms, spot differences, and calculate average colors.
Creative Photo Editing: Overlays & Corners
Enhance photos creatively by using image overlays and rounded corners.