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Image File Info & Adjustments

Adding Text to an Image

Adding text to an image for print is best done using a graphic design program like Photoshop or the free web-based Pixlr. These programs will allow you to add stylized text to your photo, and do so while maintaining a good level of resolution. For th

Photo Quality Rating

Our Photo Quality scale performs a resolution check on your image. This is a calculation based on the number of pixels in the image versus the chosen print size. Each level of quality rating has a different benchmark for the density of pixels (or DPI

Proofing - Things to Keep in Mind

When choosing an image for print, there are a couple things to look out for that will influence the results of the print. Some of these things will make a big difference in how something turns out. If you are able to go over your image and assess the

Image Filters

After uploading your image, in the Photo Art Editor, you have the option to add a filter to your image. We offer the two most popular filter options of black and white and sepia. If you select either of these options, it will apply the colour filter


Our products are designed to print images edge-to-edge without borders. If you like the look of a border and are wanting to accomplish that look in your print, you can use an image editing program like Photoshop, or the free Pixlr, to add a border to

Collage Images

You can certainly have multiple images printed as a collage! You will need to create the collage image file on your end first, but there are some great, free websites that make it easy to do so. We would recommend checking out Fotor. Their collage ma

Colour Reproduction

Providing a perceptually similar translation of the colours in your photo is important to us. However, it is important for you to understand that the colours of the Posterjack products that you receive will not match your screen exactly.  If colour a

Cropping & Aspect Ratio

The reason cropping may be required on your image is because the aspect ratio (shape) of your image is different than the aspect ratio of the print size chosen. For more information on aspect ratio, please have a look at our article on Understanding

Image Enhancement

Posterjack offers a free image enhancing service to all of our customers. This option is displayed in the Photo Art Editor after you upload your photo. The service is disabled by default; however, you may enable it for each photo you upload. Image en

Enlarging Existing Prints

You can certainly have an old photo or existing artwork turned into a print! It will take a bit of leg-work and will limit your sizing options a bit, though. When working with an existing print, you will need to take it to a local imaging shop, or an

Image File Types

We process the four most common image types. All digital cameras and graphic design programs will produce at least one of these file types. The types we accept are JPEG, TIFF, BMP, and PNG. Our preferred file type is JPEG, which produces excellent pr