PSB converter

Free online conversion of files to psb and vice versa
Select files or drag & drop them here
About PSB

A file with the PSB (Photoshop Big) file extension is an Adobe Photoshop Large Document file. The format is almost identical to Photoshop's more common PSD format, except that PSB supports significantly larger files. PSB files can be as large as 4.2 billion GB with images that have a height and width of up to 300,000 pixels.

How to convert a file to PSB?

Click the «Choose files» button and select the files you want to convert. The maximum file size is 75 MB.

Select «PSB» as the target format. Click «Convert» to start converting files to PSB. It will only take a few seconds.

You did it! Your files have been converted to PSB format. Now download them to your device.

Supported conversions

MiConv can convert files to PSB format and vice versa. Check the table below.
Convert from PSB
Convert to PSB

Advantages of MiConv

Online PSB conversion

You don't need to download and install any software to convert files to .psb format. All conversions take place in the cloud.

File security

Your files are completely safe and accessible only to you. All files will be permanently deleted within 2 hours after conversion.

Fast and free

Convert your psb files in 2 clicks. And don't pay anything for it! This PSB converter is free for all users.

See also

In addition to PSB, we can convert many other file formats. Here are some popular conversions:
Over 1,500,000 users in 235 countries have used MiConv to convert files in 2022

So you're in good company! 👍🏻