Free Image Tools from PosterBurner

PosterBurner Super Resolution
Super Resolution Tool
Enlarge your images using artificial intelligence.
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Aspect Ratio Calculator
Aspect Ratio Calculator
Upload your image and find the best print sizes that match your image's aspect ratio.
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Image Size Finder
Image Size Finder
Upload your image and find your image size in pixels.
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Helpful Guides for making your Custom Poster

The Definitive Guide to Image Aspect Ratio for Printing.

This guide on image aspect ratio will help you select the perfect print size for your image, and give you a list of the options when your image size and print size do not match.

How to Choose a Print Size for Your Image

Learn how we take the image size and quality and combine that with the image subject to determine the optimal printing size of any image. If you want to make posters from pictures (or canvas, banners, decals) then this guide will help you determine how large you can go with your image.

Gloss vs. Matte Finish: Which One is Best for My Poster?

When making a poster, the decision between gloss and matte makes a big difference in how your print looks on the wall. Learn about the difference between gloss and matte posters and when to choose each option.