PSB File

What are PSB files and how to open them

Are you having problems opening a PSB file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your PSB files.

What is a PSB file?

A .PSB file is a Photoshop Big Document Format file.

These files are created by Adobe Photoshop and are similar to the more common .PSD file format, but contain images in larger sizes. PSD has a size limit of 30,000 x 30,000 pixels.

PSB is designed to support images larger than .psd limits and can handle images of 300,000 x 300,000 pixels or 2 Gigabytes.

How to open PSB files

We have identified three PSB openers that are compatible with this specific type of PSB file.

Programs that open Photoshop Big Document Format files

Last updated: January 24, 2024

Various apps that use files with this extension

These apps are known to open certain types of PSB files. Remember, different programs may use PSB files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about PSB file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.