- The quick facts

What are ONEFFECTS files and how to open them

Are you having problems opening an ONEFFECTS file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is an ONEFFECTS file?

The ONEFFECTS file extension indicates to your device which app can open the file. However, different programs may use the ONEFFECTS file type for different types of data.

While we do not yet describe the ONEFFECTS file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about ONEFFECTS files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open ONEFFECTS files

Important: Different programs may use files with the ONEFFECTS file extension for different purposes, so unless you are sure which format your ONEFFECTS file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 9 different ONEFFECTS openers which you will find listed below.

Various apps that use files with this extension

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

Perfect Photo SuitePerfect Photo SuiteUser submitted
Perfect Effects FreePerfect Effects FreeUser submitted
Perfect EffectsPerfect EffectsUser submitted
Perfect Resize ProfessionalPerfect Resize ProfessionalUser submitted
Perfect LayersPerfect LayersUser submitted
Perfect MaskPerfect MaskUser submitted
ON1 PhotoON1 PhotoUser submitted
Perfect PortraitPerfect PortraitUser submitted
Perfect B&WPerfect B&WUser submitted

Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.