Privacy-first transcription

Your voice,
crystallized

A translucent desktop app that transforms speech into text with one hotkey. Local processing, instant results, zero compromise.

oiper-desktop

Transcribing...

Ctrl + Shift + Space

1.5s

Features

Beautifully capable

Global Hotkey

Press and hold to record, release to transcribe. Seamless workflow in any application.

Instant Injection

Text appears directly in your focused application the moment transcription completes.

Local Processing

All transcription happens on-device. Your voice data never leaves your machine.

GPU Accelerated

Native code with optional GPU acceleration for sub-second transcription speeds.

Optional Cloud

Enable online text optimization with your own API key. Fully opt-in, always.

Deep Config

Custom models, backend selection, LLM integration for technical accuracy.

Privacy

Transparent privacy

Your data stays on your device. Always. Online services are strictly opt-in.

Local Engine

On-device transcription
No network calls
Zero telemetry

Data Sovereignty

Audio stays local
Logs on-device
Full ownership

Opt-In Cloud

Your API key
Enable on demand
Disable instantly

Performance

Lightning fast

30 seconds of audio transcribed in just 1.5 seconds.

Benchmark: 30s English Audio

OiPer Desktop1.5s

Lemonfox API3.27s

Python Faster-Whisper3.55s

OpenAI Whisper 1 API6.46s

Experience clarity

Download OiPer Desktop and transform your voice into text with crystal-clear precision.

Your voice,crystallized