The nights are getting longer, there's a chill in the air and the clocks are set to go back this coming weekend – Autumn has definitely set in. And one of the biggest celebrations in Autumn is Halloween, which happens next Monday (October 31). Get into the scary spirit using your smartphone with these five free apps for Google Android devices.

Pumpkins vs. Monsters

Fancy indulging in a little frightening game play? Then this Android game is great. Simply flick the pumpkins to attack the monsters. Be warned, it's highly addictive!

Scary ringtones

This app has 42 fearful ringtones including creaking doors, evil laughs and even the exorcist theme. They can be set as ringtones, notifications, alarms or assigned to specific contacts to ensure you're scared every time your phone goes.

Haunted Sights Free

Want to know more about locations that have been the scene of paranormal activity? Then Haunted Sights Free is the app for you. Find out more about experience other smartphone users have had at these locations and even get routes to the 2,700 sites, most of which are in the US and Canada, some are UK-based.

Ghost Radar classic

Concerned you might have a spiritual presence in your home or office? Fear not, Ghost Radar can help. The app's developers says Ghost Radar "analyses nearby energies" to offer readings about the ghosts nearby.

GhostCam: Spirit Photography

With this free app you can create your own ghostly photography. Edit your photos to include a spiritual presence to scare your friends or yourself.