From your Android app
Tap on the video you want to share. From the menu options that appear, tap the Share button and choose the app you’d like to use to share your video. You can post your video to sites like Facebook and Twitter or send a link via email or SMS. Your friends can then watch the video on their mobile device or using a regular web browser.
From the Animoto website
Videos created on your Android device can also be accessed and shared online using your account. Log in to your account and choose the mobile tab for more sharing options.