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Audio Conversion

Convert SPX to FLAC Online — Free

Fast, free SPX to FLAC converter. No registration required.

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Cualquier navegador, cualquier dispositivo

Cómo convertir

1

Upload your .spx file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .flac file when it's ready.

¿Qué es SPX?

Speex is an open-source audio codec designed specifically for speech. It provides excellent voice compression and is used in VoIP applications and voice recordings.

Detalles del formato

Nombre completo
Speex Audio
Extensión
.spx

Características principales

  • Speech optimized
  • VoIP standard
  • Open source
  • Low latency

¿Qué es FLAC?

FLAC is an open-source lossless audio codec. It compresses audio without any quality loss, making it popular among audiophiles.

Detalles del formato

Nombre completo
Free Lossless Audio Codec
Extensión
.flac

Características principales

  • Lossless compression
  • Open source
  • Audiophile quality
  • Metadata support

SPX vs FLAC

CaracterísticaSPXFLAC
Nombre completoSpeex AudioFree Lossless Audio Codec
Extensión.spx.flac
Ideal paraSpeech optimizedLossless compression

Preguntas frecuentes

Converting between lossless formats preserves perfect quality. When converting to lossy formats, our optimized encoding minimizes any audible difference. You can adjust bitrate to control quality vs. file size.
We preserve ID3 tags, album art, and metadata when both SPX and FLAC support them. Some metadata may not transfer between incompatible formats.
Pro users can batch convert multiple audio files simultaneously. Free users convert one file at a time with up to 5 free conversions per day.
We support all standard sample rates from 8kHz (voice) up to 192kHz (studio quality). The default preserves your source file's sample rate.
Yes. Our audio converter handles music, podcasts, voice memos, and audiobook files. For podcasts, we recommend MP3 at 128-192kbps for the best balance of quality and file size.

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