Image Resizer
Resize your product photos to the perfect dimensions for each platform. Maintains quality while optimizing for fast loading.
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Click or drag to upload an image
Supports JPG, PNG, WebP
Platform Recommendations
Mercari720×720px (square)
Yahoo Auctions1200×900px (4:3)
Rakuma640×640px (square)
Square images work best on most platforms as they display consistently across devices.