Convert FLAC to AC3 Online — Free
Fast, free FLAC to AC3 converter. No registration required.
Drop files here or click to browse
Supports: FLAC files
Max: 100MB (free) · 2GB (Pro)
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How to Convert
Upload your .flac file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .ac3 file when it's ready.
What is FLAC?
FLAC is an open-source lossless audio codec. It compresses audio without any quality loss, making it popular among audiophiles.
Format Details
- Full Name
- Free Lossless Audio Codec
- Extension
- .flac
Key Features
- Lossless compression
- Open source
- Audiophile quality
- Metadata support
What is AC3?
AC3 is Dolby Digital's audio format commonly used in DVDs, Blu-rays, and streaming services. It supports surround sound up to 5.1 channels.
Format Details
- Full Name
- Dolby Digital Audio
- Extension
- .ac3
Key Features
- Surround sound
- DVD/Blu-ray
- 5.1 channels
- Dolby standard
FLAC vs AC3
| Feature | FLAC | AC3 |
|---|---|---|
| Full Name | Free Lossless Audio Codec | Dolby Digital Audio |
| Extension | .flac | .ac3 |
| Best For | Lossless compression | Surround sound |