How to convert RM to closed captions with Sonix

Sonix converts your audio-to-text using the latest artificial intelligence algorithms—it's fast, easy, beautiful, and affordable. We extract the speech from your RM file and help you create captions for your videos in minutes.

Convert RM to captions
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How to convert RM to closed captions with automated transcription 📋

Step 1: Create a free Sonix account to start converting your RM file to a closed caption file

Step 1

Sign up for a free Sonix trial account—includes 30 minutes of free RM to captions conversion.

Step 2: Upload your RM files from your computer, Google Drive, Dropbox, or by dragging it on the page.

Step 2

Upload the RealMedia File file(s) (*.RM) from your computer, Dropbox, Google Drive, or by dragging it on the page.

Step 3: Select the language spoken in your RM file, then click 'Start Transcribing Now.'

Step 3

Choose the language spoken in the uploaded RM file. We support over 37 different languages including Russian, Chinese, Spanish, and English. Click the 'Start Transcribing Now' button.

Step 4: Sonix does all the work so grab a tasty cupcake. Our servers will extract the audio from your RM file and convert it to SRT.

Step 4

Sonix will then automatically transcribe the audio from your RM file and convert it to a simple text format. Grab a cupcake, it will take only a few minutes.

Step 5: Once your RM was converted to text, you might need to polish up the transcript. Now, you can easily do that with our AudioText Editor.

Step 5

Use the Sonix AudioText Editor to polish your transcript before we convert it to a caption file. Simply type in your browser to correct any words in your transcript.

Step 6: Download a SRT version of your RM file by clicking Export and selecting 'Subrip caption file (.srt).'

Step 6

Click the 'Export' button. Choose either 'Subrip subtitle file (.srt)' or 'WebVTT file (.vtt)' from the dropdown to download the closed caption version of your RM file. You can also adjust the character length and time duration length of each caption.

That's it! Your RM file has now been converted to closed captioning and is ready for the next step in your workflow!🎉

Thousands of incredible customers use SOnix to create closed captions from their RM files 💖

Google converts their RM video files to closed captions with Sonix. You should too!Microsoft converts their RM video files to closed captions with Sonix. You should too!NBC Universal converts their RM video files to closed captions with Sonix. You should too!Harvard University converts their RM video files to closed captions with Sonix. You should too!Stanford University converts their RM video files to closed captions with Sonix. You should too!Yale University converts their RM video files to closed captions with Sonix. You should too!ABC News converts their RM video files to closed captions with Sonix. You should too!ESPN converts their RM video files to closed captions with Sonix. You should too!Quartz converts their RM video files to closed captions with Sonix. You should too!CNBC converts their RM video files to closed captions with Sonix. You should too!CIBC converts their RM video files to closed captions with Sonix. You should too!

Convert RM video files to subtitle🎥

Frequently Asked Questions for RealMedia File (*.RM)

What is a RM file?

RM files are multimedia files made specifically for the audio/video playback and streaming program called RealPlayer. Mostly, files with the .rm file extension are used for streaming content over the Internet (video and internet radio). RM files were developed by RealNetworks as a multimedia container optimized for internet streaming. Most RM files are played with RealPlayer, but other media players such as VLC do have partial support for RM files.

Does Sonix transcribe video files with a *.RM file extension?

Yes, Sonix does automatically transcribe video files with a .RM file extension. Sonix is an online video to text converter. Convert any audio (mp3, m4a, wav, ...) or video (rm, mp4, mov, avi, ...) file to text without installing any software! Sonix quickly and accurately transcribes *.RM files and converts them to text in a subtitle format.

Know anyone who needs to convert RealMedia File (.RM) to subtitle?

We'd appreciate it if you tell them about Sonix—the best way to convert RM to subtitle.

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Create closed captions from your RealMedia File files with Sonix 🚀

Sonix transcribes your audio and video files in over 37 languages so they are easy to search, edit, and share. Sonix is an online, fully-automated speech to text service that quickly converts RealMedia File files to captions. Sign up today and start transcribing.

Fast, accurate automated transcription

Includes 30 minutes of free transcription

Transcribe and translate confidently knowing you’re backed by our award-winning team who is ready to answer your questions. You can also visit our Support Center for tips, articles, and videos.

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