Android users, rejoice! Amazon Appstore, which already gives away one free app each day, is celebrating Halloween by offering a wide range of popular paid appsĀ for free. The offer, which runs through until tomorrow, includes around 38 apps and games worth $115.

One of the most notable names among the freebies include personal media manager app Plex, which usually sells for $4.99 and is the store's best selling app in the entertainment category.

The promotion also includes a number of games like Alpha Wave ($1.25), Braveland ($2.99), Blocky Roads Pro ($1.99), Devil's Attorney ($1.99), Eufloria HD ($4.99), Eve of the Genesis ($7.99), Hidden Object - Haunted House 2 ($1.99), Knock-Knock ($4.99), Sonic The Hedgehog 4 Episode I ($2.99), V for Vampire ($1.99), World of Goo (normally $4.99), and more.

Aside from games, apps from other categories are also available, including CarbsControl - Carb Counter and Tracker ($2.99), BeFunky Photo Editor Pro ($1.99), Amelia and Terror of the Night - Story Book for Kids ($1.58), as well as Human Anatomy Atlas and Longman Dictionary of Contemporary English 5 - Audio Edition, both of which usually cost $29.99.

If you have an Android phone and haven't used Amazon's Appstore before, this is a great time to try it out. To make things easy for you, the e-commerce giant has already published a step-by-step installation guide for Android devices.