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Online Language Detection Audio


Online language detection from audio file free – upload any audio and discover what language is being spoken. Perfect for mystery recordings, international content, or verifying language before transcription.


How the Online Language Detection Audio works


Upload any audio file without knowing the language. The detector analyzes speech patterns, phonemes, and linguistic markers to identify the language. Works with over 100 languages including regional dialects. Shows confidence scores for mixed-language content. Once detected, proceed with accurate transcription in the identified language. Completely free with no signup required.

Online Language Detection from audio solves the unknown language problem. Found a recording but don’t know the language? Received international voicemail? Need to verify language before hiring a translator? This tool identifies languages accurately from audio alone, saving time and eliminating guesswork.



Meet the fastest voice-to-text for professionals


WriteVoice turns your voice into clean, punctuated text that works in any app. Create and ship faster without typing. Your first step was Online Language Detection Audio; your next step is instant dictation with WriteVoice.



A blazing-fast voice dictation

Press a hotkey and talk. WriteVoice inserts accurate, formatted text into any app, no context switching


Works in any app

Press one hotkey and speak; your words appear as clean, punctuated text in Slack, Gmail, Docs, Jira, Notion, and VS Code—no context switching, just speed with writevoice

Accurate, multilingual, and smart

97%+ recognition, smart punctuation, and 99+ languages so your ideas land first try, built for teams and pros.

Private by default

Zero retention, audio and text are discarded instantly, with on-device controls so you can dictate sensitive work confidently.



Start with Online Language Detection Audio, then level up to WriteVoice.io