PenSistant

Speak naturally, write effortlessly.

AI-powered voice-to-text dictation that works anywhere on your Mac. Record with a hotkey, let AI transcribe and format, and watch your words appear at the cursor.

Download on the Mac App Store

Everything you need,
nothing you don't.

Designed to disappear into your workflow. PenSistant stays in the menu bar until you need it, then gets out of your way.

Voice Recording

Trigger recording with a global hotkey from any application. No window switching needed.

AI Transcription

Powered by OpenAI Whisper for accurate, multi-language speech recognition.

Smart Formatting

GPT-4o-mini polishes grammar, punctuation, and structure automatically.

Universal Insertion

Text appears at your cursor in any app — browsers, editors, email, Slack. It just works.

Walkietalky Mode

Hold Right Command, speak, release. Instant Whisper-only transcription — no formatting delay.

Multi-language

Automatic detection and transcription for Portuguese and English out of the box.

Privacy First

API key secured in macOS Keychain. No telemetry, no data collection, no cloud storage.

Menu Bar App

Lives in your menu bar — lightweight, instant access, never in the way. Under 20MB.

Three steps.
Zero friction.

From thought to text in seconds, without leaving the app you're working in.

⌥⌘T

Press the Hotkey

Hit Option+Command+T from anywhere on your Mac. PenSistant captures your cursor position and starts recording.

Speak Naturally

Talk as you normally would — in English or Portuguese. Whisper handles accents, pace, and pauses intelligently.

Text Appears

Your words — transcribed, formatted, and polished — are inserted right where your cursor was. Like magic.

Built by hand.

Andre Arruda logo

Andre Arruda

Head of Engineering

Forward-thinking engineer with a strong record of driving business growth through technology strategy and execution. With expertise spanning product engineering, UI/UX design, AI integrations, and agile methodology, PenSistant was born from a personal need — dictating text anywhere on the Mac without breaking flow. Stanford AI-Driven Leadership certified.

Support PenSistant

PenSistant is open source and free to use. If it saves you time, consider buying me a coffee to keep development going.

Every contribution helps fund hosting, API testing, and new features.