The best online
Portuguese transcription software

Quickly and accurately convert your Portuguese audio to text. Sonix is the fastest, most accurate, and most affordable Portuguese transcription software available.

99% accuracy
5-min turnaround
30+ export formats
Audio
Video
Captions
Subtitles
Export
Translate
10x
Faster than real-time
A 1-hour Portuguese file ready in ~6 minutes
99%
Transcription accuracy
Industry-leading Portuguese speech recognition
50+
File formats supported
MP3, MP4, WAV, M4A, MOV, AVI, and more
30+
Export options
Word, PDF, SRT, VTT, and more
How It Works

Transcribe Portuguese audio
in 4 easy steps

1

Upload

Upload your Portuguese audio or video file from your computer, Dropbox, Google Drive, or via URL.

2

Transcribe

Sonix AI automatically transcribes your Portuguese content with industry-leading accuracy.

3

Edit

Polish your transcript in our browser-based editor with synchronized audio playback.

4

Export

Download your Portuguese transcript in 30+ formats including Word, PDF, SRT, and VTT.

Common Questions

Frequently asked questions about
Portuguese transcription

How will I receive my Portuguese transcript?

Your Portuguese transcripts are delivered as an editable document in our online editor. View and edit with our powerful editor, then share with anyone or download in 30+ formats including Word, PDF, SRT, and plain text.

How fast is Portuguese transcription with Sonix?

Sonix transcribes Portuguese audio at 10x real-time speed. A 1-hour Portuguese audio file is typically ready in about 5-6 minutes. We use cutting-edge AI with updated Portuguese language models to ensure fast and accurate results.

How accurate is Portuguese transcription?

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

Is my Portuguese content secure?

Absolutely. Your files are encrypted and protected from unauthorized access. Sonix is fully automated and SOC 2 Type II certified with enterprise-grade security. We use bank-level encryption and strict data-storage policies to keep your files safe.

Customer Reviews

Trusted by professionals worldwide

4.98 rating from 211 reviews

Sonix is faster and better than YouTube at making captions for my videos!
FN
Francisco N.
Concepcion, Chile
Sonix is the best transcription program I have worked with.
VQ
Vitalyia Q.
Tomsk, Russia
Fast, easy transcription. Also the ability to edit in the software with the recording before exporting is a great feature. I have already recommended you to a friend.
SK
Sam K.
Miami, FL USA
Your software is absolutely mind blowing. It is worth every penny!
MD
Mathieu D.
Paris, France
I am very happy to have found a transcription service that provides such a high percentage of perfect content.
ES
Eric S.
Toronto, Canada
So fast, so easy. This has saved me hours for every 20 minutes of recording.
WS
Wendy S.
Danvers, MA USA
Get Started

Your Portuguese transcript is
just 5 minutes away

Upload your file, and Sonix delivers an accurate Portuguese transcript in minutes. Get 30 minutes free—no credit card required.

99% accuracy. Every word matters.

AI transcription and translation in 53+ languages.

30 minutes free
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