Device

Settings

Theme, offline cache, backup, and account.

Offline cache

Go offline

Caches Home, Path, Review, grammar, flashcards, scenes, and the dictionary for offline study. Progress (SRS, marks) stays on this device. Re-run after updates. Not a progress backup.

Offline-ready when cached: Path lessons, grammar, flashcards, scenes, decode, Review (local SRS), and the dictionary pack.

Not cached on this device yet

Install app

Safari → Share → Add to Home Screen

Open install guide

Progress & privacy

Your progress stays on this device

Start learning without an account. Your progress belongs to this browser; export a backup to keep it or move it to another device.

No sign-in needed. Use file backups to transfer your progress.

How progress is saved

This device — lessons, reviews, and word status save automatically.
Offline cache — screens and dictionary for no-signal use (not a progress backup).
File backup — export/import JSON between devices.

Appearance

Light, dark, or match the device.

Install appSafari → Share → Add to Home Screen

Status

Browser tab
Online
No sign-in needed. Use file backups to transfer your progress.

File backup

Export or import your progress as a JSON file. Backups stay on your device unless you choose to share them.

No file backup recorded yet

About

Lingo 0.1.0

12-week path toward solid A2 + B1 productive floor · Berlin German