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ASR Web Professional


ASR Web brings automatic speech recognition to the browser with professional-grade accuracy. Built on advanced ASR technology, it delivers transcription quality that rivals expensive services, all running free in your web browser.


How the ASR Web Professional works


Access ASR Web’s clean interface from any modern browser. Upload audio or use live recording for real-time ASR processing. The engine handles multiple speakers, accents, and challenging audio conditions. Advanced features include speaker diarization, confidence scores, and word-level timestamps. Export in multiple formats with professional formatting. No account required, no data stored.

ASR Web democratizes professional transcription. Advanced speech recognition used to require expensive software or services. This brings the same technology to everyone, free in the browser. Perfect for researchers, journalists, and professionals who need quality transcription without the cost.



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 ASR Web Professional; 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 ASR Web Professional, then level up to WriteVoice.io