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OUI Lookup and Database

Find a device's manufacturer by its MAC address and browse OUIs assignments
New in version 1.6.5
* Added support for Android 16 and 15
* Bundled OUI list updated @ 2025-07-15
* Dependencies update
* Dropped support for Android versions below 8
With OUI Lookup you can figure out who manufactured a device simply by inserting its MAC address in the search bar.
You can also search for a manufacturer and see its assigned OUIs.

Features:
  • Trusted source - The database is sourced from the IEEE to be as correct and updated as possible.
  • Works Offline - OUI Lookup works completely offline, an internet connection is only needed to update the database.
  • Bulk lookup - You can paste a comma/semicolon/whitespace/new line separated list of MAC Addresses to perform a multiple lookup.
  • Auto-paste from the clipboard when there is one or more MAC addresses
  • Dark theme is supported

Anti-Features

This app has features you may not like. Learn more!

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Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid
  • Version 1.6.5 (23) suggested Added on Jul 24, 2025

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 8.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • run foreground service
      Allows the app to make use of foreground services.
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • org.alberto97.ouilookup.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 2.7 MiB PGP Signature | Build Log

  • Version 1.6.4 (22) - Added on Jul 13, 2024

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 5.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • run foreground service
      Allows the app to make use of foreground services.
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • org.alberto97.ouilookup.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 2.7 MiB PGP Signature | Build Log

  • Version 1.6.3 (21) - Added on May 30, 2024

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 5.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • run foreground service
      Allows the app to make use of foreground services.
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • org.alberto97.ouilookup.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 2.7 MiB PGP Signature | Build Log

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