Resize JPG, PNG, WebP images to exact pixel dimensions or scale by percentage. Lock aspect ratio, batch-resize multiple images, and choose Lanczos or bicubic resampling for sharp downscaling.
Image Resizer Features
- Custom Dimensions — Set exact width and height in pixels with aspect ratio lock
- Social Media Presets — One-click presets for Instagram, Twitter, LinkedIn, Facebook, YouTube
- Batch Resize — Upload and resize up to 20 images at once — download all as ZIP
- 100% Browser — All resizing happens locally using Canvas API — no uploads
How to Use Image Resizer
Resize images in three steps
- Upload Images — Drop one or multiple images — PNG, JPG, WebP supported
- Set Size — Enter dimensions or pick a social media preset
- Download — Download resized images individually or as ZIP
Frequently Asked Questions
Is the image resizer free?
Yes, resize unlimited images with no signup. Custom pixel dimensions, 8 social media presets (Instagram, Twitter, LinkedIn, etc.), batch resize up to 20 images, quality control, and ZIP download are all free — Canvas API processes everything locally.
What social media presets are available?
Instagram Post (1080×1080), Instagram Story (1080×1920), Twitter/X (1200×675), LinkedIn (1200×627), Facebook Cover (820×312), YouTube Thumbnail (1280×720), Passport Photo (600×600), and HD (1920×1080).
Can I resize multiple images at once?
Yes! Upload up to 20 images and resize them all to the same dimensions. Download individually or all as a ZIP file.
Does it maintain aspect ratio?
Yes, aspect ratio lock is on by default. Click the lock icon to toggle between locked (proportional) and free (stretch) mode.
What output formats are supported?
JPG, PNG, and WebP. You can also adjust quality from 10% to 100% for JPG and WebP outputs.
Is my image data safe?
Yes, 100%. All resizing uses the browser's Canvas API. Your images never leave your device.
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