Our Guides
Practical tutorials, tips, and deep-dives to help you create better content for the web.
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Image tools
27Compression, conversion, metadata, app icons, screenshots, and image workflows.
PDF & documents
9PDF compression, document conversion, Markdown, Word, and office-file workflows.
Developer tools
4Base64, URLs, WebSockets, privacy, performance, hosting, fonts, and dev workflows.
Design & accessibility
5Contrast, color palettes, brand assets, alt text, and accessible UI decisions.
Video & audio
4Video trimming, frame extraction, sprite sheets, audio clipping, and media prep.
SEO & monetization
1Search visibility, AdSense readiness, content quality, and growth playbooks.
January 20, 2025
Free Mind Map Generator — Brainstorm & Organize Ideas Online
Create mind maps online for free — brainstorm ideas, plan projects, outline notes and study smarter. Multiple layouts, no sign-up, no uploads, 100% private in your browser.
January 15, 2025
How to Convert Markdown to Word (and Back) Without Losing Formatting
Stop struggling with document conversion. Learn how to convert Markdown to Word (DOCX) and Word to Markdown online for free. 100% private, browser-based, and handles images automatically.
September 15, 2024
How to Generate App Icons for iOS, Android & macOS (Free & Private)
Stop resizing icons manually. Learn how to generate all required app icon sizes for Xcode and Android Studio in one click. Free, high-quality, and 100% private.
August 25, 2024
How to Design App Store Screenshots That Convert (Free Tool & Guide)
A complete guide to creating compelling App Store screenshots that boost downloads. Learn design best practices and use our free online generator to create professional iOS marketing images in minutes.
August 20, 2024
How to Generate and Scan Barcodes & QR Codes (Free Online Guide)
A complete guide on how to create custom barcodes and QR codes for free online. Learn to scan any code with your camera or image, understand different formats, and discover common uses for business and personal projects.
August 15, 2024
How to Trim Videos Online for Free (The Easy & Private Way)
Need to cut a video? Learn how to trim any video file (MP4, WebM, etc.) online for free. Our browser-based tool is fast, private, and adds no watermarks. Get the perfect clip in seconds.
August 10, 2024
Why Font Subsetting is Your Secret Weapon for Faster Page Loads
Learn what font subsetting is, why it's crucial for Core Web Vitals and SEO, and how to use our free online tool to dramatically reduce font file sizes for better web performance.
August 5, 2024
How to Annotate Images Online for Free: A Step-by-Step Guide
Learn how to annotate any image or screenshot directly in your browser. This guide covers how to draw shapes, add text, and redact sensitive info with a free, private online tool.
July 28, 2024
A Beginner's Guide to Creating Pixel Art Animation
Learn the fundamental principles of pixel art animation, including timing, squash and stretch. Follow our step-by-step tutorial to create a bouncing ball animation with our free online tool.
July 26, 2024
How to Turn Any Photo into Pixel Art: A Beginner's Guide
Learn how to convert any image into retro 8-bit pixel art with our free online tool. This guide covers choosing the right photo, adjusting pixel size, using color palettes, and tips for the best results.
July 1, 2024
How to Test and Debug WebSocket Connections: A Step-by-Step Guide
Learn how to easily test and debug your WebSocket (WS & WSS) connections using a free online tool. This guide covers connecting, sending messages, handling heartbeats, and troubleshooting common errors.
June 17, 2024
Image Rights 101: Stock, CC, and What 'Royalty-Free' Really Means
A simple guide to understanding image licensing for your blog or business. We break down the differences between royalty-free, rights-managed, public domain, and Creative Commons (CC) licenses.
June 16, 2024
How to Export Sharp, Crisp Images from Figma & Photoshop
A step-by-step guide to exporting high-quality images for the web. Learn the best settings in Figma and Photoshop to prevent blurriness and ensure your graphics look sharp on any screen.
June 15, 2024
Why AdSense Rejects Tool Sites & How to Fix It (Our Experience)
A practical guide based on our own journey. We cover the most common AdSense rejection reasons for tool sites—thin content, navigation issues, and policy violations—and provide actionable steps to get approved.
June 15, 2024
The Ultimate Guide to Image Conversion: JPG, PNG, WebP, and SVG
Need to convert SVG to PNG or wrap a JPG in SVG? Discover the fastest, most secure way to convert images directly in your browser without uploading files.
June 14, 2024
The 2025 Social Media Image Size Cheat Sheet
Your complete guide to image sizes and aspect ratios for all major social media platforms in 2025, including Instagram, Facebook, X (Twitter), LinkedIn, and TikTok. Get the optimal dimensions for posts, stories, headers, and profiles.
June 12, 2024
A/B Test Idea: JPG vs. WebP Banners and Landing Page CTR
Can a faster image format lead to more clicks? This guide outlines how to set up a simple A/B test to see if serving modern WebP banners instead of JPEGs can improve the click-through rate (CTR) on your landing pages.
June 11, 2024
How to Convert Scans to Small, Clear PDFs
Turn your scanned documents or photos of pages into a single, compact PDF. Learn tips to ensure your text is readable and the file size is small enough for email and storage.