Convert DTS to FLAC Online
Less widely supported in streaming and broadcast than Dolby Digital; DTS decoding hardware costs more for manufacturers. Converting to FLAC gives you a key advantage: lossless compression reduces file sizes by 40–60% while guaranteeing bit-perfect reconstruction of the original audio. FLAC is best for archiving music collections at cd quality with ~50% file size reduction and bit-perfect playback.
Why Convert DTS to FLAC?
Less widely supported in streaming and broadcast than Dolby Digital; DTS decoding hardware costs more for manufacturers — converting to FLAC overcomes this by providing lossless compression reduces file sizes by 40–60% while guaranteeing bit-perfect reconstruction of the original audio
FLAC is the right choice when you need to: building audiophile music libraries with verifiable bit-perfect quality
Gain broader compatibility — FLAC works with Foobar2000, VLC, Spotify (internal), Tidal, Amazon Music HD, Android, macOS (since Ventura), most modern devices
Your DTS files were created for decoding dts surround sound for home theater speaker calibration, but now you need a format suited to different workflows
DTS vs FLAC — Format Comparison
Digital Theater Systems (.dts)
Free Lossless Audio Codec (.flac)
How to Convert DTS to FLAC
Upload your DTS file
Drag your .dts file onto the upload area or click to browse. We accept DTS files up to 500 MB.
Choose FLAC as output format
Select .flac (Free Lossless Audio Codec) from the format list. FLAC uses lossless compression, so your output quality matches the source.
Convert and download
Click Convert and wait for processing. Your FLAC file will be ready to download in seconds. The result is optimized for archiving music collections at cd quality with ~50% file size reduction and bit-perfect playback.
Frequently Asked Questions
Is the DTS to FLAC conversion lossless?
expand_more
When both formats support lossless data, the conversion preserves all content. Bit-perfect lossless; supports up to 32-bit / 655 kHz, surround sound, and embedded metadata.
How large will my FLAC file be compared to the original DTS?
expand_more
DTS files are typically 50 MB – 1 GB per hour, while FLAC files are typically 15 MB – 50 MB per song. The actual size depends on content complexity and any quality settings you choose.
What software can open the converted FLAC file?
expand_more
FLAC is compatible with: Foobar2000, VLC, Spotify (internal), Tidal, Amazon Music HD, Android, macOS (since Ventura), most modern devices.
What is the maximum file size I can convert?
expand_more
PureConverter accepts DTS files up to 500 MB. Your files are processed securely and deleted from our servers after conversion.
What's the difference between DTS and FLAC?
expand_more
DTS (Digital Theater Systems) is best for high-fidelity surround sound on blu-ray discs and premium home theater systems. FLAC (Free Lossless Audio Codec) is best for archiving music collections at cd quality with ~50% file size reduction and bit-perfect playback. Key tradeoff: DTS's advantage is higher core bitrate (1.5 mbit/s) than dolby digital delivers richer surround sound, especially in dts-hd master audio (lossless) mode, while FLAC's advantage is lossless compression reduces file sizes by 40–60% while guaranteeing bit-perfect reconstruction of the original audio.
Pro Tips for DTS to FLAC Conversion
FLAC preserves full quality, so your output file will be as good as the DTS source — no need to worry about compression artifacts
Keep a backup of your original DTS file — while our conversion is reliable, having the source is always recommended
FLAC works especially well for: distributing high-resolution studio masters through services like bandcamp and qobuz
Did you know? Every FLAC file contains an embedded MD5 checksum of the original audio — you can verify at any time that your file hasn't been corrupted and is truly lossless, something no other audio format offers natively.
Ready to Convert?
Upload your DTS file above and get your FLAC in seconds. Free, fast, and secure.