Download Duolingo: Language Lessons

The listed size is 509,889,536 bytes, or approximately 486 MB. Keeping an additional 100–500 MB free is sensible for updates, cache, and locally stored app data.

Download it from Google Play or the App Store. Those official stores scan apps for malware, and using the publisher’s official listing helps reduce the risk associated with unofficial altered installers.

At approximately 486 MB, the transfer could take roughly 5–16 seconds at 4G speeds of 30–100 MB/s, 1–3 seconds at 5G speeds of 170–400 MB/s, or about 1–10 seconds on Wi-Fi at 50–500 MB/s. Real-world overhead, congestion, and installation time can make it longer.

Common causes include insufficient storage, a weak connection, an incompatible Android or iOS version, an interrupted download session, or a temporary Play Store cache problem. Freeing space, reconnecting, restarting the store, and trying again can isolate the cause.

On Android, open Google Play, tap Install, then open the app from the home screen or store page. On iOS, open the App Store, tap Get, authenticate when prompted, and open it. The first launch may present setup choices for courses and learning goals.

Yes. The description identifies an official web version at duolingo.com, which is the recommended option for desktop use rather than an emulator.

The Play Store content rating is Everyone, indicating that the listed app content is intended for a broad audience. Parents can still use device-level controls if they want to manage access or purchases.

The app is free to install, and the description says its language courses are free. Duolingo also offers Super Duolingo with additional benefits, so optional paid upgrades may be purchased through the official stores; pricing is not specified in the supplied listing.