OneClick Resize – Icon & Favicon Generator for All Platforms

Generate all icon sizes from one image. Chrome, Favicon (.ico), PWA, iOS, Android, macOS, Social. Download as ZIP.

OneClick Resize generates all required icon sizes from a single image — plus ready-to-use code snippets for each platform. Drop one file. Pick a platform. Download a ZIP with every size you need. 7 PLATFORM PRESETS - Chrome Extension — 16, 32, 48, 128px - Favicon — 16, 32, 48, 180px + auto-generated favicon.ico binary - PWA / Web App — 192, 512px + manifest.json - iOS / Apple — 60, 120, 180, 1024px + Contents.json for Xcode - Android — 48–512px in mipmap-mdpi through mipmap-xxxhdpi folders - macOS — 16–1024px retina-aware AppIcon.iconset - Social Media — OG Image 1200×630, Twitter Card 800×418, Instagram CODE SNIPPETS IN EVERY ZIP Not just icons — each download includes config files ready to paste: - Chrome → manifest-icons.json - Favicon → favicon-snippet.html with <link> tags - PWA → manifest.json + pwa-snippet.html - iOS → Contents.json for Xcode asset catalog - Android → mipmap-*/ folder structure for res/ - Social → social-snippet.html with og:image and Twitter Card meta CUSTOM SIZES Add any width x height you need. Custom sizes saved between sessions. EXPORT OPTIONS - Formats: PNG, JPEG, WebP - Background: transparent, white, or custom color - Padding: adjustable 0–64px - Toggle individual sizes on/off within any preset SMART PROCESSING - Auto-Trim: removes transparent padding from Figma/Illustrator exports - Sharpening: automatic unsharp mask for icons 48px and smaller - Preview: see all output sizes before downloading - Favicon.ico: real multi-size ICO binary, not a renamed PNG HOW IT WORKS 1. Drop or select an image (PNG, JPG, WebP, SVG) 2. Choose a platform preset or define custom sizes 3. Adjust format, background, padding, and auto-trim 4. Preview output sizes 5. Click Generate — get a ZIP with all sizes + code snippets PRIVACY ✓ 100% local — all resizing via Canvas API in your browser ✓ No upload. No server. No account ✓ Only "storage" permission (for saving presets) ✓ No cookies, no analytics, no tracking Part of the OneClick Tools suite: → OneClick Image — Image Format Converter → OneClick Color — Eyedropper & Color Picker → OneClick Font — Web Font Identifier → OneClick Blur — Screenshot & Blur Tool Website: https://oneclick-tools.com/resize Privacy policy: https://oneclick-tools.com/privacy