ResizeWizard

Quick, anchored window resizing with themes and sync. Efficiently resize browser windows anchored to the top-left corner.

ResizeWizard is the fastest way to resize your browser window. Built for developers, designers, and QA folks who are tired of dragging window corners to hit the right breakpoint. ✨ NEW IN 1.0.1 - Keyboard shortcuts for everything - Full undo/redo on resize operations - Copy current dimensions to clipboard (W×H) - Resize history with one-click re-apply - Docked panel now matches browser window height on open 🎯 FEATURES - Quick Presets — HD (1280×720), Full HD (1920×1080), 2K (2560×1440), Tablet (768×1024), Mobile (375×667), Square (1080×1080). One click. - Custom Sizes — Enter any width and height, apply, and save it - Saved Sizes — 5 on Free, unlimited on Pro - Live Size Overlay — Floating viewport and window dimensions on any http(s) page - Rotate Viewport — Swap width/height to test portrait/landscape - Docked Panel — Persistent panel beside your window for rapid iteration across sizes - Open in Popup — Launch the current page in a chromeless popup at the same dimensions - Resize History — See recent sizes with timestamps; click to re-apply - Dark & Light Mode — Auto-detect with manual override - Anchored Resize — Window stays pinned to the top-left for consistent testing ⌨️ KEYBOARD SHORTCUTS - Ctrl/Cmd + Z — Undo - Ctrl/Cmd + Shift + Z — Redo - Ctrl/Cmd + C — Copy dimensions - Ctrl/Cmd + R — Rotate viewport 🔒 PRIVACY FIRST No tracking. No analytics. No telemetry. Your settings and saved sizes live in your browser, not on our servers. Enable Chrome Sync in settings if you want them across devices — that's your call, not ours. 💎 FREE VS PRO Free includes every core feature — presets, overlay, docked panel, shortcuts, undo/redo, copy, history — with 5 saved sizes. Pro ($12/yr) unlocks unlimited saved sizes, export/import, priority support, and lifetime updates. Questions or feedback? support@resizewizard.app