Help Center · LANGUU

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Answers for translating, transcribing, interpreting, captioning, and turning text into speech — written by the people who built it.

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Quick answers

Before you ask

How many languages can LANGUU handle?
More than 100 languages for translation across text, documents, images, audio, and video — and 300+ in total across transcription and captioning. Use Auto-Detect when you're not sure what you're starting from.
What happens to my files and data?
Your content is encrypted and never sold to third parties. LANGUU is SOC 2 audited and supports HIPAA and CJIS compliant workflows, so regulated teams can work without moving data off-platform.
Machine translation or a real reviewer — which do I get?
Every job runs through context-aware AI first. On Solo and above you can add human-in-the-loop review, where a native speaker checks the output and leaves feedback before you export.
Can I control the tone of a translation?
Yes. Formal and informal tone, plus full-page translation, are available on Solo and above. Set the tone before you start and it carries through the whole job.
Which formats can I export?
Captions export as .srt or .vtt; documents and transcripts export as .docx or plain text — formatting preserved, no extra cleanup.
Is there an API?
Yes. Generate a key from your account, then call translation, transcription, and TTS programmatically. See Create and use your API key in Top articles to get started.
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