File Formats

Convert any file format to text

Sonix supports 44+ audio and video file formats. Upload your files and get accurate transcripts in minutes, not hours.

44+ formats
53+ languages
99% accuracy
Audio
Video
DOCX
SRT/VTT
PDF
53+ Languages
44+
File Formats
Audio and video formats supported
53+
Languages
Languages for transcription
30+
Export Options
Text, PDF, DOCX, SRT, VTT
99%
Accuracy Rate
Industry-leading AI accuracy
Common Questions

Everything you need to know about
file formats

What audio file formats does Sonix support?

Sonix supports all major audio formats including MP3, WAV, M4A, AAC, FLAC, OGG, WMA, and many more. Our AI-powered transcription works with over 30 different audio file extensions.

What video file formats can I convert to text?

Sonix supports all popular video formats including MP4, MOV, AVI, MKV, WEBM, WMV, and more. We extract the audio track and transcribe it with high accuracy.

How accurate is Sonix transcription?

Sonix achieves up to 99% accuracy using advanced AI speech recognition. Accuracy depends on audio quality, speaker clarity, and background noise levels.

What export formats are available?

Export your transcripts in multiple formats: plain text (.txt), Microsoft Word (.docx), PDF, SRT subtitles, VTT captions, and more specialized formats like FCPXML for video editors.

Can I transcribe files in different languages?

Yes! Sonix supports transcription in over 53 languages including English, Spanish, French, German, Chinese, Japanese, and many more. You can also translate transcripts between languages.

Is there a file size limit?

Sonix supports files up to 4GB in size. For larger files, you can split them into smaller segments or contact our support team for enterprise solutions.

Why Sonix

The best way to convert files to text

Universal Compatibility

Support for 44+ audio and video file formats means you can upload virtually any file without conversion.

Lightning Fast

Our AI processes files 10x faster than real-time. Get a transcript of a 30-minute recording in just 3 minutes.

Multiple Export Options

Export to text, Word, PDF, SRT, VTT, and more. Integrate seamlessly into your workflow.

53+ Languages

Transcribe and translate in over 53 languages. Reach global audiences with multilingual support.

Customer Reviews

Trusted by professionals worldwide

4.98 rating from 211 reviews

Sonix has revolutionized my life! I’m so thankful for the service you provide. It’s been amazing.
EG
Evelyn G.
Houston, TX
You guys saved me hours of work, reduced my stress level the moment I started and saw the first result coming in.
DV
David V.
Sofia, Bulgaria
I have tested your product among others, and I have to say, Sonix provides the best results, a really great product!!!
DB
Dan B.
London, Ontario, Canada
The transcript came through almost word perfect from a video file. Your system is absolute MAGIC!
BS
Brian S.
Cheltenham, United Kingdom
I love Sonix. It's accurate, intuitive, friendly and simple to use for the technically inept like me! I typically use it for English but we used it this time in French and it was g...
SR
Sairica R.
San Juan de La Rambla, Spain
Wow. SPEED. Nice format, easy to read, liked the time stamps and speaker notification. Not a lot of formatting I had to strip before using. Simple.
BB
Becky B.
Washington DC, USA
Get Started

Start converting your files today

Try Sonix free with 30 minutes of transcription. No credit card required.

99% accuracy. Every word matters.

AI transcription and translation in 53+ languages.

30 minutes free
No credit card
Cancel anytime