RM-Media file format used by RealPlayer; created by software that is developed by RealNetworks; may contain audio or video data or both; can be a downloaded file or a streaming media file.

It is very popular on the internet, but you can't put it to iPhone directly, you need to convert it MP4 format that supported by iPhone first and you need a third part software to help you.

Aiseesoft Total Video Converter is your first choice to convert rm format  to mp4 format that iPhone support.

Step1:Download the iPhone software free trial above, launch an d run it! The screenshot shall like below:

Step2:Click button to import rm files that you want to convert iPhone mp4 format

Step3:Select output files and output folder

Step4:If you want to make your output files more advanced, you can click button to adjust.

Step5:Except set advanced settings, you also can edit your output files by trimming, croping, joining, snapshoting. All the functions are easy to do with only a few clicks

Step6:The last step is just press button, When the conversion is completed, the output files shall be saved in the folder that you have select!