Speak. We'll write.

AI voice keyboard that transforms your speech into perfect text. 10x faster than typing.

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Download Whisper Flow

⌨️
AI Voice Keyboard

Whisper Flow

AI voice keyboard that transforms your speech into perfect text. 10x faster than typing with real-time transcription in every app.

🍎 macOS Core Features

How to install (macOS)
  • βœ“ Local & online transcription β€” flexible to choose
  • βœ“ Super accuracy
  • βœ“ AI rephrase tone: Funny, Polite, Formal, Casual, Social Post
  • βœ“ 15 different summary templates
  • βœ“ Translate
  • βœ“ Replay recording with word-by-word highlight
  • βœ“ Custom dictionary

πŸ“± iPhone Core Features

  • βœ“ Local transcription
  • βœ“ Super accuracy
  • βœ“ AI rephrase tone: Funny, Polite, Formal, Casual, Social Post
  • βœ“ 15 different summary templates
  • βœ“ Translate
πŸ€– Android β€” Whisperlow

πŸ‡ΊπŸ‡Έ Whisperlow US Market

  • βœ“ Local transcription
  • βœ“ AI rephrase tone: Funny, Polite, Formal, Casual, Social Post
  • βœ“ 15 different summary templates
  • β€” 1,000 words/week on free tier
Download on Play Store
macOS users: Download Whisper Flow from the Mac App Store above.

Try It Live

🎀 Note: This demo requires microphone access and HTTPS. Click "Allow" when prompted. Maximum recording time is 2 minutes. If you don't see the permission dialog, check your browser settings or try using Chrome/Edge.

Your transcriptions will show here.

Why Choose Butterfly AI?

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10x Faster

Speak at 220 words per minute vs typing at 45 wpm. Save hours every week with voice input.

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AI First

AI checks grammar, spelling, and punctuation before you send. Rephrase tone in 5 styles: polite, formal, casual, social post, or funny. Summaries in 15 formats. Built-in chat AI powered by Gemini 4, ChatGPT. Free tier available; Premium from $39.99/year.

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100+ Languages

Speak in any language and switch between them seamlessly. Supports multilingual transcription.

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Privacy First

Your voice data is encrypted and never shared. On-device processing for maximum security.

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Personal Dictionary

Automatically learns your unique words, names, and phrases for perfect transcription every time.

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Cross-Platform

Works seamlessly across macOS, iOS, Android. Your data syncs across all devices.

Trusted by Thousands

50K+
Active Users
1M+
Voice Minutes
100+
Languages
10x
Faster Than Typing