How do I accurately convert my 3GP files to closed captions?
Sonix uses the latest automated transcription technology to convert your video files (*.3gp) to closed captions. Follow these six steps and see how magical it is:
Sign up for a free Sonix trial account—includes 30 minutes of free 3GP to captions conversion.
Upload the 3GPP Multimedia File file(s) (*.3GP) from your computer, Dropbox, Google Drive, or by dragging it on the page.
Choose the language spoken in the uploaded 3GP file. We support over 37 different languages including Russian, Chinese, Spanish, and English. Click the 'Start Transcribing Now' button.
Sonix will then automatically transcribe the audio from your 3GP file and convert it to a simple text format. Grab a cupcake, it will take only a few minutes.
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.
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 3GP file. You can also adjust the character length and time duration length of each caption.
That's it! Your 3GP file has now been converted to closed captioning and is ready for the next step in your workflow!
Thousands of customers create closed captions from their 3GP files with Sonix
Convert 3GP video files to subtitle
Frequently Asked Questions for 3GPP Multimedia File (*.3GP)
What is a 3GP file?
The 3GP file was created by the 3rd Generation Partnership Project Group (3GPP). It is primarily designed for transmitting multimedia files taken by cell phone videos and sending them over the Internet. 3GP is the required, standard format for media files sent using Multimedia Messaging Service (MMS) and Multimedia Broadcast Multicast Services (MBMS). Thus, the 3GP video container format was developed with the intention to save on disk space, bandwidth, and data usage, which is why they're often seen created from, and transferred between, mobile devices.
Does Sonix transcribe video files with a *.3GP file extension?
Yes, Sonix does automatically transcribe video files with a .3GP file extension. Sonix is an online video to text converter. Convert any audio (mp3, m4a, wav, ...) or video (3gp, mp4, mov, avi, ...) file to text without installing any software! Sonix quickly and accurately transcribes *.3GP files and converts them to text in a subtitle format.
Know anyone who needs to convert 3GPP Multimedia File (.3GP) to subtitle?
We'd appreciate it if you tell them about Sonix—the best way to convert 3GP to subtitle.
Other ways to convert your 3GP video files with Sonix
How to convert 3GP to text
For all of your 3GP files, it's really easy to convert the speech to text.
Create closed captions from your 3GPP Multimedia File files with Sonix
Sonix automatically transcribes and translates your audio and video files in over 37 languages. Easily search, edit, and share your media files. Sonix is an online, fully-automated speech to text service that quickly converts 3GPP Multimedia File files to captions. Fast, accurate, and affordable. Millions of users from all over the world.
Includes 30 minutes of free transcription