The fastest way to resize your browser window. Perfect for developers, designers, and anyone testing responsive layouts.
Powerful features to make window resizing effortless
Instantly resize to popular dimensions like HD, Full HD, 2K, Tablet, and Mobile with one click.
Create and save your own custom dimensions for quick access. Perfect for specific project requirements.
Toggle a floating overlay on any webpage to see viewport and window dimensions in real-time.
Quickly swap width and height to test portrait and landscape orientations.
Automatic theme switching based on your system preferences, or manually choose your preferred theme.
Enable Chrome sync to keep your saved sizes and preferences across all your devices.
Get started in seconds
Add ResizeWizard to Chrome from the Web Store
Open the popup from your browser toolbar
Select a preset or enter custom dimensions
Start free, upgrade when you need more
Got questions? We've got answers
Yes! The free version includes all core features including quick presets, custom sizes (up to 5), live overlay, and theme support. The Pro version unlocks unlimited saved sizes and additional features.
ResizeWizard works on any regular website (http:// and https://). The overlay feature cannot be used on browser internal pages (chrome://) for security reasons.
Yes! With Pro, enable the sync option in settings to keep your saved sizes and preferences synchronized across all devices where you're signed into Chrome.
After purchasing, you'll receive a license key via email. Open ResizeWizard settings (gear icon), enter your license key, and click Activate. Your Pro features will be unlocked instantly.
Yes, we offer a 30-day money-back guarantee. If you're not satisfied with the Pro version, contact us for a full refund.
No. ResizeWizard does not collect, store, or transmit any personal data. All your settings and saved sizes are stored locally in your browser or synced via your Chrome account if you enable sync.
Join thousands of developers and designers who use ResizeWizard daily.
Install for Chrome - It's Free