StickerLand is the best Giphy powered keyboard on the AppStore, search for stickers using #tags and share them directly with your friends using your favourite apps.
StickerLand share GIF, MP4, still images or just plain URLs
Works great with:
Messages
Mail
Telegram
Facebook
Google+
Its ok with:
Whatsapp
At the moment URLS only with:
Line
Viber
Other apps may support gif or not, help me to grow the compatibility list: twit @ilwoody