M4A to OPUS Converter — Free Online

Free online M4A to OPUS converter — quickly transform your audio files without registration or software installation. Our service lets you convert m4a 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 m4a to opus converter right now!

🔄 How M4A to OPUS Converter Works

M4A 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 m4a 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

Device can't play M4A?

Some players don't support M4A. Conversion will solve the problem.

Need to share audio?

OPUS is supported by most devices and services.

💡 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

M4A Compact format

Apple container for AAC. Compatible with iTunes.

OPUS Compact format

Modern codec. Best for voice and streaming.

❓ Frequently Asked Questions

How to convert M4A to OPUS?

Upload your M4A file, select OPUS as output format, and click Convert. Your file will be ready in seconds.

Is M4A to OPUS conversion free?

Yes, conversion is completely free. No registration required, no hidden fees.

Does converting M4A to OPUS affect quality?

When converting between lossy formats, we recommend using maximum bitrate to minimize quality loss.

Can I convert multiple M4A files at once?

Yes, our converter supports batch processing of up to 10 files at once right in your browser.

What's the maximum file size?

For browser processing — up to 100 MB per file. Files never leave your device.

Where does conversion happen?

M4A to OPUS conversion happens right in your browser. Files are never uploaded to a server — maximum privacy.

📝 How to Convert M4A to OPUS

1

Upload File

Drag & drop M4A 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