Galaxy Zoo

Help to classify galaxies

Classify Galaxy Zoo subjects. Official approved by the Zooniverse project.

Asks you questions about a picture of a galaxy, with each question depending on the previous question. This "Citizen Science" helps astronomers to analyze the huge amount of images of galaxies provided, for instance, by the Hubble Space Telescope.

Packages

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 1.64 (64) - Added on 2016-09-02

    This version requires Android ? or newer.

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

    Permissions
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • 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.
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • find accounts on the device
      Allows the app to get the list of accounts known by the phone. This may include any accounts created by applications you have installed.
      (5.1)
    • (5.1)
    • (5.1)
    • read sync settings
      Allows the app to read the sync settings for an account. For example, this can determine whether the People app is synced with an account.
    • toggle sync on and off
      Allows an app to modify the sync settings for an account. For example, this can be used to enable sync of the People app with an account.
    • (5.1)

    Download APK 3.9 MiB PGP Signature

  • Version 1.61 (61) - Added on 2016-08-26

    This version requires Android ? or newer.

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

    Permissions
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • 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.
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • find accounts on the device
      Allows the app to get the list of accounts known by the phone. This may include any accounts created by applications you have installed.
      (5.1)
    • (5.1)
    • (5.1)
    • read sync settings
      Allows the app to read the sync settings for an account. For example, this can determine whether the People app is synced with an account.
    • toggle sync on and off
      Allows an app to modify the sync settings for an account. For example, this can be used to enable sync of the People app with an account.
    • (5.1)

    Download APK 4.4 MiB PGP Signature

  • Version 1.59 (59) - Added on 2016-08-25

    This version requires Android ? or newer.

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

    Permissions
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • 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.
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • find accounts on the device
      Allows the app to get the list of accounts known by the phone. This may include any accounts created by applications you have installed.
      (5.1)
    • (5.1)
    • (5.1)
    • read sync settings
      Allows the app to read the sync settings for an account. For example, this can determine whether the People app is synced with an account.
    • toggle sync on and off
      Allows an app to modify the sync settings for an account. For example, this can be used to enable sync of the People app with an account.
    • (5.1)

    Download APK 3.9 MiB PGP Signature