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Convert 3GP to OPUS - Modernize Mobile Audio

Extract audio from old 3GP mobile recordings. Get modern OPUS files for streaming and messaging.

Step 1: Upload your files

You can also Drag and drop files.

Step 2: Choose format
Step 3: Convert files

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Old Mobile Recordings Stuck in 3GP?

You have 3GP files from an older mobile phone - maybe voicemails, video messages, or recordings from the pre-smartphone era. These files contain audio you want to keep, but the format is outdated and bulky.

OPUS is the modern solution. Developed by the Internet Engineering Task Force, OPUS delivers smaller files with better audio quality. In our testing, OPUS files are typically 30-50% smaller than equivalent MP3 files at the same quality level. Perfect for sharing via messaging apps or storing audio archives.

How to Convert 3GP to OPUS

  1. Upload your 3GP file - Drag and drop or tap to select your mobile recording
  2. Select OPUS as output - Choose OPUS for the best balance of size and quality
  3. Download your audio - Get a modern audio file ready for any use

The entire process takes seconds. Your audio is extracted and encoded without any software installation.

Why Convert 3GP Audio to OPUS?

3GP was designed in 1998 for early mobile phones when bandwidth and storage were extremely limited. The format served its purpose, but technology has moved on. Here's why OPUS is the better choice today:

  • Smaller files - OPUS achieves excellent quality at bitrates as low as 64 kbps
  • Better sound - At any given file size, OPUS sounds clearer than older codecs
  • Universal support - Works in all modern browsers, Discord, WhatsApp, Telegram, and more
  • Streaming optimized - Built for internet delivery with low latency

If you have 3GP files you want to preserve, converting to OPUS ensures they'll work on modern devices for years to come.

Common Use Cases

Preserving Voice Messages

Old voicemails or voice memos recorded on feature phones are often saved as 3GP. Converting to OPUS gives you compact files that play on any modern device.

Archiving Mobile Videos

You might only need the audio from old mobile videos - a conversation, a song, or ambient sound. Extract it as OPUS and keep just what matters.

Sharing Legacy Recordings

Need to send old recordings via modern messaging apps? OPUS is natively supported by Discord, Telegram, WhatsApp Web, and most voice message platforms.

OPUS vs Other Audio Formats

Why choose OPUS over MP3 or AAC? The technical advantages are significant:

  • vs MP3 - OPUS sounds noticeably better at the same bitrate, especially below 128 kbps. For speech recordings common in 3GP files, this difference is substantial.
  • vs AAC - Similar quality, but OPUS is royalty-free and has better browser support for web playback
  • vs OGG Vorbis - OPUS is the successor to Vorbis with improved compression

For voice recordings and spoken content - exactly what most 3GP files contain - OPUS excels. If you need an older format for compatibility, consider 3GP to MP3 conversion instead.

Technical Details

Our converter extracts the audio stream from your 3GP container and re-encodes it using the OPUS codec. We use quality settings optimized for the source material:

  • Variable bitrate encoding for optimal size/quality balance
  • Sample rate preserved from source when possible
  • Mono or stereo output matching your original

3GP files typically contain AMR or AAC audio at low bitrates. While we can't add detail that isn't there, OPUS encoding ensures you're not losing any quality in the conversion.

Works in Your Browser

No downloads, no installations. Convert 3GP to OPUS on any device:

  • Windows, Mac, Linux, Chromebook
  • Chrome, Firefox, Safari, Edge
  • iPhone, iPad, Android tablets and phones

Your files are processed locally. Upload, convert, and download - simple as that.

Pro Tip

OPUS supports bitrates from 6 kbps to 510 kbps. For voice recordings typical in 3GP files, 48-64 kbps delivers excellent quality at minimal file size. Music content benefits from 96-128 kbps.

Common Mistake

Don't expect dramatic quality improvements when converting old 3GP recordings. The source audio is often low quality to begin with. OPUS preserves what's there efficiently but can't restore lost detail.

Best For

Modernizing old mobile phone recordings for sharing via messaging apps, creating audio archives from legacy devices, or extracting voice content from dated mobile videos.

Not Recommended

If you need to play audio on very old devices (pre-2015 car stereos, legacy MP3 players), choose MP3 instead. OPUS requires relatively modern software support.

Frequently Asked Questions

3GP is a multimedia container format created in 1998 for early mobile phones. It was designed to minimize bandwidth and storage use for MMS messages and mobile video. Most 3GP files contain low-bitrate video with AMR or AAC audio.

OPUS is a modern, royalty-free audio codec developed by the Internet Engineering Task Force. It's designed for internet streaming and achieves excellent quality at low bitrates. OPUS is supported by all major browsers and messaging platforms like Discord, Telegram, and WhatsApp.

Converting won't add detail that isn't in the original recording. However, OPUS is very efficient - it preserves the existing quality in a smaller file. The audio will sound the same or potentially slightly better due to OPUS's superior encoding at low bitrates.

OPUS was designed with speech in mind and handles voice frequencies exceptionally well. At typical bitrates for voice (48-96 kbps), OPUS sounds significantly clearer than MP3. This makes it ideal for 3GP files, which usually contain voice recordings or mobile video audio.

Yes. Android has native OPUS support. On iPhone, OPUS plays in Safari and most third-party media apps. All major messaging apps (WhatsApp, Telegram, Signal) also support OPUS natively.

OPUS files are typically 30-50% smaller than MP3 at equivalent quality. For a 1-minute voice recording, expect file sizes around 300-500 KB. The exact size depends on the bitrate and complexity of the audio content.

If you need maximum compatibility with older devices or car stereos, MP3 might be a better choice. We offer 3GP to MP3 conversion as well. For modern devices and web use, OPUS is the superior option.

Yes, completely free. No registration, no watermarks, no limits on file size. Just upload your 3GP file, convert to OPUS, and download the result.

Your files are processed in your browser and are not stored on our servers. Once you close the page, your files are gone. We don't have access to your recordings.

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