Borderlands 4 Modding Tools — Powered by Funk

Install Borderlands 4 Modding Tools — Powered by Funk — Mobile Controller

Android companion app. Tap Download, then open the APK from Chrome’s download notification to install. This page is the install link — pairing uses a different QR inside the desktop app or in-game Phone Pairing.

Download APK

Android v1.5.0 · Android 9+ · install over a previous build to keep pairing data

  1. Tap Download APK above.
  2. When Chrome finishes, open the download (notification or Downloads list).
  3. Allow install from Chrome / Files if Android asks.
  4. On PC: Borderlands 4 Modding Tools → Support → Mobile App is this install page. Pairing is Mobile Gateway (Find or View → Main tabs) or in-game Phone Pairing.
  5. In the phone app: Scan QR to pair (that QR is for pairing, not this install page).

LAN controls: use the same Wi‑Fi as the gaming PC. Remote AFK: scan the desktop Remote AFK pairing QR to use AFK controls over cellular or another internet connection. Pairing survives restarts and connections retry automatically; keep the PC, desktop app, and game running. Reinstalling over a previous build keeps local data.

Direct APK (advanced): MSBT-Mobile-Controller.apk · Release notes