Online Image Resizer
Easily resize and compress images online for free
FreeHelpersDesignVisual editing321 impressions#19 of its week
Free online tool to resize, compress, and optimize images for web, social, print, and apps.
- for
- Designers, marketers, developers, and anyone needing quick image resizing.
- pricing
- free
Key features
- Drag-and-drop upload — Upload images from computer, phone or tablet by dragging them onto the page.
- Custom dimensions — Set exact pixel size or resize by percentage while preserving aspect ratio.
- Compression options — Reduce file size with optional compression, supporting JPG, PNG, GIF and WEBP.
- Bulk resize — Resize multiple images at once and download a ZIP of all results.
- Automatic download — Files are offered for download immediately after resizing.
- Format support — Handles JPEG, PNG, GIF and retains transparency for supported formats.
Use cases
- Resize social media graphics to platform-specific dimensions.
- Prepare product photos for Shopify, WooCommerce or Amazon listings.
- Optimize website images for faster loading and better SEO.
- Create app icons in required sizes for iOS and Android.
- Generate banner ads in standard ad dimensions.
Online Image Resizer vs alternatives
 Online Image Resizer |  Percept Pixel |  Frameright |  Compress |  Kokua.wiki | |
|---|---|---|---|---|---|
| Best for | Simple bulk image resizing and compression | Image CDN with on-the-fly processing | Responsive image handling | Free video compression | Developer resource hub |
| Pricing | Free | Free | Free | Free | Free |
| DevHunt upvotes | 0 | 18 | 78 | 55 | 44 |
| Launched | Mar 2024 | Jan 2024 | Jan 2023 | Mar 2024 | Feb 2024 |
- Online Image Resizer vs Percept Pixel: Provides CDN delivery and advanced transformations, whereas this tool is a simple local resizer.
- Online Image Resizer vs Frameright: Focuses on responsive image behavior in containers, not bulk resizing.
- Online Image Resizer vs Compress: Compresses videos, not images; serves a different media type.
- Online Image Resizer vs Kokua.wiki: A broader developer hub, not a dedicated image resizing utility.
Online Image Resizer FAQ
Will my image lose quality when resized or compressed?+
The tool preserves aspect ratio and offers high-quality output; some loss may occur when reducing file size, but compression options minimize it.
Can I resize images directly from my mobile device?+
Yes, the service works on smartphones and tablets, allowing upload, resize, and download on the go.
What image format is best for web optimization?+
WEBP provides excellent compression; JPG or PNG can be used for wider compatibility or transparency.
Can I resize images without losing transparency?+
Yes, PNG and GIF formats retain transparency when resized.
Is there a limit to how many images I can resize at once?+
Bulk resize supports multiple images; while there’s no strict limit, up to 100 images at a time is recommended for smooth performance.
Are my images safe and private?+
Images are never stored on the server; they remain private and are deleted after the session.
Summarized by DevHunt from resize-image.com · Oct 4, 2026. Details may change; check the official site.
