MP3 to OPUS Converter — Free Online

Free online MP3 to OPUS converter — quickly transform your audio files without registration or software installation. Our service lets you convert mp3 to opus in just a few clicks. Conversion happens right in your browser — files are never uploaded to a server and stay on your device. OPUS is a modern codec with the best quality/size ratio. Standard for VoIP, Discord and WhatsApp. Try our mp3 to opus converter right now!

🔄 How MP3 to OPUS Converter Works

MP3 to OPUS conversion is fast and convenient. Drag multiple files to upload area, and our online converter processes them in seconds.

Full control over quality: bitrate, sample rate, channels. Customize mp3 to opus conversion settings to your needs.

Processing runs locally in browser. Your files stay private — we never access your audio. Works on Windows, Mac, Linux, Android and iOS.

🎯 Problems This Converter Solves

Issues playing MP3?

Convert to universal OPUS format for better compatibility.

Uploading podcast or music?

OPUS is optimal for streaming and publishing.

💡 Common Uses for OPUS

🎮 Game audio

🌐 Website audio

📱 Voice messages

🎧 Podcasts and audiobooks

✨ Our Converter Advantages

⚡ Rapid Conversion

No waiting — results delivered immediately

📦 Bulk Processing

Save time by converting in batches

💻 All Platforms

Windows, Mac, Linux, iOS, Android — everywhere

🔒 Secure Handling

Your data stays private — no storage

🎵 Flexible Settings

Choose quality, bitrate, and other parameters

💰 No Payment

All features available free without an account

📊 Format Comparison

MP3 Compact format

Most popular format. Supported by all devices.

OPUS Compact format

Modern codec. Best for voice and streaming.

❓ Frequently Asked Questions

How can I transform MP3 to OPUS?

Open the converter page, add your MP3 file, select OPUS, and click the convert button. Download when ready.

Is the MP3 to OPUS converter free?

Absolutely free! Convert as many files as you want without registration or payment.

What quality can I expect after MP3 to OPUS conversion?

Double compression affects quality. To minimize losses, use high bitrate and quality source file.

How many MP3 files can I process at once?

Up to 10 files per session. All processed in parallel in your browser.

What size files can I convert?

Up to 100 megabytes. Browser conversion doesn't upload files to server — fully private.

Is MP3 to OPUS conversion secure?

Completely secure! Processing happens in browser, your MP3 files are never transmitted anywhere.

📝 How to Convert MP3 to OPUS

1

Upload File

Drag & drop MP3 files or click "Choose Files"

2

Adjust Settings

Choose quality, bitrate and other options

3

Convert

Click "Convert" and wait for processing

4

Download Result

Download your OPUS files