The first major update to StickerBook, version 1.1, is out today. The headline feature is being able to use your Stickers outside of iMessage.

New Features:

• Tapping on a Sticker in the main iOS app now opens the standard iOS share sheet so you can import that sticker in another app or copy it to your clipboard.
• Added two Today Widgets – one for copying your top Stickers to your clipboard and one for quickly creating new Stickers.
• Added 3D Touch quick actions for quickly creating new Stickers.
• Added URL scheme for adding stickers. To add stickers, simply use stickerbook://add?source= where source can be camera, photoLibrary, icloudDrive, or clipboard.
• Added keyboard shortcuts for for adding Stickers in the main iOS app.

Enhancements:

• Renamed the Document Provider source to iCloud Drive. It still behaves the same.

Bug Fixes:

• Fixed crash when trying to add a new Sticker from your camera when the camera was unavailable.

You can pick it up on the App Store.