Add this site to your phone’s Home Screen and it opens full-screen like an app — no App Store, no install, nothing to update.
iPhone (Safari):
Tap the Share button (↑ square)
Scroll down → Add to Home Screen
Name it Transcriber → Add
Android (Chrome):
tap ⋮ menu → Add to Home screen.
Works offline-friendly · your audio never leaves the device
The mic works right here in the browser — no native app needed
🔑 One quick step first
Optimus Transcriber runs entirely in your browser — nothing is uploaded to us
and nothing is stored. It uses your own Deepgram key, so you'll need one before you
can transcribe. Deepgram includes 20,000 free
minutes ($200 credit). No credit card required.
1
Create a free Deepgram account — takes about a minute.
2
On the dashboard, hit Create API Key and copy it.
3
Paste it below. It's saved in this browser only — it never leaves your machine.