Private by design

Visual acuity screening across your Apple devices.

Optimystic is a guided screening and research aid for iPhone, iPad, and Apple Watch. Screening records stay on your devices.

Local records

No account, advertising, analytics, or developer-operated cloud database.

Connect a controller and patient-facing display through Apple peer-to-peer frameworks.

Use the companion Apple Watch app as a convenient examiner remote.

Video guides

Learn how to run a synchronized screening with two iPhones or use Apple Watch as the scoring remote.

Two-device mode

Set up the examiner controller and patient-facing display, connect them, and keep the test flow synchronized.

Watch scoring

Pair the Watch companion, enable scoring from iPhone, and use the Watch controls during a screening.