R21 File Type- The quick facts
What are R21 files and how to open them
Are you having problems opening a R21 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 a R21 file?
The R21 file extension indicates to your device which app can open the file. However, different programs may use the R21 file type for different types of data.
While we do not yet describe the R21 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 R21 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 R21 files
Important: Different programs may use files with the R21 file extension for different purposes, so unless you are sure which format your R21 file is, you may need to try a few different programs.
While we have not verified the apps ourselves yet, our users have suggested 30 different R21 openers which you will find listed below.
Various apps that use files with this extension
These apps are known to open certain types of R21 files. Remember, different programs may use R21 files for different purposes, so you may need to try out a few of them to be able to open your specific file.
|WavePad Sound Editor||User submitted|
|Switch Sound File Converter||User submitted|
|Pixillion Image Converter||User submitted|
|Express Zip||User submitted|
|Zulu DJ Software||User submitted|
|SoundTap Streaming Audio Recorder||User submitted|
|VideoPad Video Editor||User submitted|
|Express Burn||User submitted|
|Prism Video File Converter||User submitted|
|PhotoStage Slideshow Producer||User submitted|
|Doxillion Document Converter||User submitted|
|KeyBlaze Typing Tutor||User submitted|
|Express Zip File Compression Software||User submitted|
|PhotoPad Image Editor||User submitted|
|B1 Free Archiver||User submitted|
|Express Invoice||User submitted|