Image Resizer Online Free
Resize images to exact pixel dimensions or percentage. Supports JPG, PNG, WebP, GIF. No upload, no watermark, fully private.
Resize Settings
Loaded Files
How This Image Resizer Online Free Works
This image resizer online free processes everything in your browser. No file ever leaves your device, so privacy is built in.
You can resize images to exact pixel dimensions or scale by percentage. It supports JPG, PNG, WebP, GIF, and BMP, and lets you convert between formats in the same step.
Batch mode handles up to 50 images at once. Each file gets resized individually, then you download them all in one click.
What this tool does
How to resize an image online free
Upload your image
Drag and drop or click to select one or more images. JPG, PNG, WebP, GIF, and BMP all work.
Set dimensions
Enter an exact pixel size, choose a preset, or enter a percentage. Toggle the lock to keep the ratio.
Choose format
Keep the original format or convert to JPG, PNG, or WebP. Set quality for lossy formats.
Download
Click Resize All Images and download each file individually or all at once.
Questions About Image Resizer Online Free
No. All processing happens in your browser using the Canvas API. Your images never leave your device. This makes the image resizer online free completely private.
To resize an image without losing quality, avoid upscaling beyond the original resolution. When resizing down, set output format to PNG for lossless results, or use WebP or JPG at 90% or above quality. The aspect ratio lock prevents distortion.
Yes. Drag and drop or select up to 50 images at once. All files are resized with the same settings and you can download them individually or all together.
The tool accepts JPG, PNG, WebP, GIF, BMP, and SVG as input. You can also convert the output to JPG, PNG, or WebP in the same step. GIF animation is not preserved — the first frame is used.
Contain scales the image to fit within the target dimensions while preserving the aspect ratio — the output may be smaller than the target. Cover scales and crops to fill the exact target dimensions. Fill stretches the image to exactly match, which may distort it.
Yes. Built-in presets include 1920×1080 for YouTube and Facebook covers, 1200×628 for Open Graph images, 1080×1080 for Instagram square posts, and 1500×500 for Twitter headers. You can also type any custom dimensions.
The tool handles files up to 25 MB each and up to 50 files per batch. Very large images may take a moment to decode and draw depending on your device. Performance depends on your browser and available memory, not a server.