Available on iOS

Talk, don't type

Transform your voice into polished text instantly. Fast, accurate transcription with complete privacy—all on-device.

Whisper OpenAI's Open Source Model
100% On-Device Privacy
Offline Works Without Internet

Designed for the way you speak

Voice Transcription

Speak naturally and watch your words appear in real-time. Perfect for emails, notes, and messages.

Powered by Whisper

Built on OpenAI's open-source Whisper model—trusted by developers worldwide.

Complete Privacy

Your voice never leaves your device. All processing happens locally using on-device AI.

Real-Time Speed

Text appears as you speak with zero network latency. Works offline, anywhere.

Built for iPhone

Native iOS experience optimized for touch. Your voice assistant in your pocket.

Smart Formatting

Automatic punctuation and capitalization. Your text comes out polished and ready.

Three steps to effortless writing

1

Tap to speak

Open Arthur and tap the microphone. It's ready when you are.

2

Say your thoughts

Speak naturally. Arthur transcribes in real-time with smart formatting.

3

Copy anywhere

One tap copies your text. Paste it into any app you're working in.

Ready to write faster?

Download Arthur free on the App Store.

Download for iOS

Record Audio

Press and hold to record, release to transcribe

Hold to record

Transcript

Your transcription will appear here...