How to convert M4A to OPUS
1. Upload M4A
Select or drag and drop your M4A file into the converter.
2. Choose OPUS
Select OPUS as your output format. You can process multiple files at once.
3. Download
Click convert and download your new OPUS file instantly.
Format Details
M4A
M4A is a file extension for an audio file encoded with advanced audio coding (AAC) which is a lossy compression. M4A was generally intended as the successor to MP3, which had not been originally designed for audio only but was layer III in an MPEG 1 or 2 video files. M4A stands for MPEG 4 Audio.
OPUS
Opus is a totally open, royalty-free, highly versatile audio codec. Opus is unmatched for interactive speech and music transmission over the Internet, but is also intended for storage and streaming applications. It is standardized by the Internet Engineering Task Force (IETF) as RFC 6716 which incorporated technology from Skype's SILK codec and Xiph.Org's CELT codec.
Frequently Asked Questions
How do I convert M4A to OPUS?
Upload your M4A file on Convertek, select OPUS as the output format, then click Convert. Your OPUS file will be ready to download instantly.
Is the M4A to OPUS converter free?
Yes. Converting M4A to OPUS on Convertek is completely free with no watermarks. Fair upload limits apply (typically 30 MB per file).
Is my file kept after conversion?
No. Files are processed temporarily and not stored permanently. Converted downloads are available only in your browser session.
What is the difference between M4A and OPUS?
M4A and OPUS are different file formats with distinct use cases. Converting between them lets you use your file in software or workflows that require the OPUS format.