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Reddit image sizes for profile pictures, banners, and post images. Reddit banners are extremely wide at 4000x128 pixels.
Aspect ratio: 1:1
Aspect ratio: 31.25:1
Extremely wide at 31:1 aspect ratio. Most of the width is cropped on mobile.
Aspect ratio: 16:9
Reddit supports multiple image formats. The most common sizes are 256x256 pixels, 4000x128 pixels, 1200x675 pixels. Use SquarePic to resize your photos to any of these exact dimensions.
Use SquarePic's free image resizer. Upload your photo, select the Reddit preset that matches your needs, and choose Dynamic Blur or Solid Background mode to fill any empty space without cropping your original image.
Yes. SquarePic is completely free with no signup required. All image processing happens locally in your browser using HTML5 Canvas. Your photos are never uploaded to any server.
For Reddit, JPEG is best for photos with smooth gradients, PNG is ideal for graphics with text or sharp edges, and WebP offers excellent quality at smaller file sizes. SquarePic supports all three formats for export.
Yes. Upload your photo to SquarePic and use our free editor to make it perfectly square. Choose the Reddit preset size and export a high-quality profile picture in seconds.
JPEG is the universal standard for photos. PNG is best for graphics with transparency. WebP offers smaller file sizes with good quality.
Properly sized images load faster and improve user experience. Incorrect image dimensions are one of the most common social media branding mistakes.
Upload images at the recommended dimensions for the best display quality. Use SquarePic to resize your photos to exact dimensions without cropping important content.
Using the correct image dimensions ensures your content displays properly across all devices. Incorrectly sized images can appear stretched, cropped, or pixelated - damaging your professional appearance and reducing engagement.