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Convert FLAC to Opus
Convert FLAC to Opus format — 100% browser-based, no upload required.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About these formats
Source
FLAC
Free Lossless Audio CodecLossless audio compression reducing file size by ~50% while preserving perfect audio quality. Ideal for music archival.
Best for
Music archivalAudiophile collectionsLossless backupsHi-Fi audio
Advantages
- + Perfect quality
- + ~50% smaller than WAV
- + Open source
- + Metadata support
Limitations
- − Larger than MP3
- − Limited portable device support
Target
Opus
Opus Audio CodecModern open-source audio codec excelling at voice and music. Best quality-per-bitrate of any lossy codec, and the standard for WebRTC.
Best for
VoIP/callsStreamingLow-latency audioWeb communication
Advantages
- + Best quality-per-bit
- + Open source
- + Ultra low latency
- + WebRTC standard
Limitations
- − Limited device support
- − Newer format
- − Less metadata support