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LighthouseClasses
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Lighthouse Classes app

Learn from your pocket

Courses, live classes, community and the complete Platts dictionary — with full offline access in the app.

Android

Direct download from us — no Play Store needed. Version 1.0.1, ~15 MB.

Download the app (APK)
  1. 1Tap the download button, then open the downloaded file.
  2. 2If Android warns about unknown apps, tap Settings → Allow from this source — a one-time step because you’re installing from our website instead of the Play Store.
  3. 3Tap Install, then open Lighthouse Classes from your home screen.

iPhone & iPad

Apple doesn’t allow app installs from websites — install Lighthouse Classes as a web app instead. Same content, right on your home screen.

  1. 1Open lighthouseclasses.com in Safari.
  2. 2Tap the Share button (square with an arrow), then Add to Home Screen.
  3. 3Tap Add — the Lighthouse icon appears on your home screen like any app.
QR code linking to this page

On your computer?

Scan this QR code with your phone’s camera to open this page and install the app directly.

Dictionary offline

The complete Platts dictionary (1884) works without internet.

Safe & signed

Downloaded straight from lighthouseclasses.com and cryptographically signed by us.

Free updates

The app checks for new versions and offers them automatically.