Transcribe Spanish audio to text

Sonix supports 50+ audio formats for Spanish transcription including MP3, WAV, M4A, FLAC, OGG, WMA, AAC, and AIFF. You can upload files up to 4GB in size, and there's no limit on audio length.

Sonix transcribes Spanish audio at 10x real-time speed. A 1-hour Spanish audio file is typically ready in about 5-6 minutes. You'll receive an email notification when your transcript is complete.

Sonix delivers 85-99% accuracy for Spanish audio transcription, depending on audio quality. Clear audio with minimal background noise and distinct speakers achieves the best results. Our AI models are specifically trained for Spanish including regional accents.

Yes. Sonix automatically detects and labels different speakers in your Spanish audio. You can customize speaker names in the editor, and speaker labels are included in all export formats.

Sonix offers 30+ export formats for your Spanish transcripts including Microsoft Word, PDF, plain text, SRT subtitles, VTT captions, JSON, and more. You can also export with or without timestamps and speaker labels.

Absolutely. Your files are encrypted in transit and at rest, protected from unauthorized access. Sonix is SOC 2 Type II certified with enterprise-grade security. We use bank-level encryption and strict data-storage policies.

Yes. Sonix transcribes Spanish audio from across Latin America — including Mexican, Caribbean, Andean, and Rioplatense speech — as well as Peninsular Spanish from Spain, and the in-browser editor lets you correct any regional wording afterward.

Yes. Spanish from Spain, including the Castilian distinción (the "th" sound for c and z), is supported under the same Spanish language option — upload your file, transcribe, then edit and export.

Yes. After transcribing and editing a Spanish file, you can export subtitle formats such as SRT and VTT with ñ and accented characters preserved.