Losing a TV remote is a small frustration that feels big in the moment. Whether your Roku remote is lost or the battery is dead, the fix may already be in your hand — your phone. The free Roku mobile app turns your smartphone into a fully functional Roku remote without requiring a purchase, subscription, or complicated setup.

Getting started is simple. Download the Roku app from the App Store or Google Play. Ensure both your phone and Roku device are on the same Wi-Fi network — this is essential for detection. Open the app, tap your device when it appears, and head to the Remote tab. The interface mirrors the physical remote with a D-pad and playback controls.

The app does more than replace a misplaced remote. Through the Roku Channel tab, you can watch movies, live channels, and Roku originals directly on your phone. Physical Roku remotes cost between $10 and $30, but the app is free. It also offers voice commands and phone keyboard typing, which beats hunting through an on-screen alphabet. You can even use the app to connect your Roku device to Wi-Fi without the physical remote, making it a genuinely useful tool for any Roku owner.