Free Image Resizer Online – Resize Images Without Losing Quality
Image Resizer helps you resize photos quickly and securely without uploading them to any server. Change image width and height, preserve the original aspect ratio, choose popular social media dimensions, and download the resized image in seconds. Everything is processed directly in your browser for complete privacy.
Upload a file
Drag & drop your file here, or click to browse
Your files are processed in your browser and never uploaded to any server.
How to use this tool
- 1Click Upload Image or drag and drop an image into the tool.
- 2Select a JPG, JPEG, PNG, WEBP, or supported image.
- 3The original image dimensions will be detected automatically.
- 4Enter your desired width and height in pixels.
- 5Enable Lock Aspect Ratio to preserve the original proportions if needed.
- 6Optionally choose a predefined social media size such as Instagram, YouTube, Facebook, LinkedIn, or Twitter/X.
- 7Click Resize Image.
- 8Preview the resized image.
- 9Download the resized image to your device.
Frequently asked questions
Is Image Resizer free to use?+
Yes. Image Resizer is completely free with no subscriptions, hidden fees, or registration.
Do I need to upload my images?+
No. Images are resized directly inside your browser and are never uploaded to our servers.
Can I resize images without losing quality?+
The tool maintains excellent image quality while resizing. However, enlarging very small images may reduce sharpness because new pixels must be created.
Can I resize images by pixels?+
Yes. You can enter any custom width and height in pixels.
Can I keep the original aspect ratio?+
Yes. Enable the Lock Aspect Ratio option to resize proportionally without stretching the image.
Are social media presets included?+
Yes. Presets are available for Instagram posts, Instagram Stories, YouTube thumbnails, Facebook covers, LinkedIn banners, and Twitter/X posts.
Which image formats are supported?+
The tool works with common image formats such as JPG, JPEG, PNG, WEBP, and other browser-supported image files.
Can I resize images on my phone?+
Yes. The tool works on Android, iPhone, tablets, laptops, and desktop browsers.
Is there a file size limit?+
There are no artificial upload limits because images are processed locally. Performance depends on your device's available memory.
Will my photos remain private?+
Yes. Since everything is processed locally inside your browser, your images never leave your device.
Who should use Image Resizer?+
Image Resizer is ideal for photographers, ecommerce sellers, designers, students, marketers, bloggers, developers, content creators, and anyone who needs correctly sized images.
Can I resize images for social media?+
Yes. The built-in presets make it easy to prepare images for Instagram, YouTube, Facebook, LinkedIn, Twitter/X, and other platforms.
Do I need to install any software?+
No. Everything works directly in your browser without installing any applications.
Is Image Resizer secure?+
Yes. Since processing happens locally, your images remain private and are never stored or transmitted to external servers.
Image Resizer is a free online image resizing tool that allows you to change image dimensions quickly while keeping your photos private. Unlike many online editors, your images never leave your device because all processing happens directly inside your browser. Resize images by entering custom width and height values or choose ready-made presets for Instagram posts, Instagram Stories, YouTube thumbnails, Facebook covers, LinkedIn banners, Twitter/X posts, and other popular platforms. You can keep the original aspect ratio locked to avoid image distortion or unlock it for custom resizing. Whether you are preparing product photos for ecommerce, social media graphics, blog images, profile pictures, website assets, presentations, school projects, marketing materials, or digital artwork, Image Resizer provides a fast and reliable solution without requiring an account or installing software. The tool works on desktop computers, laptops, tablets, and mobile devices using any modern browser. Since every image is processed locally, your photos remain completely private while delivering high-quality resized results.