Holographic Stickers by Sticker Mule - Rad stickers with futuristic rainbow shine.
Stickeroid - Rate Everything
Sticker Maker for WhatsApp - Sticker Maker for WhatsApp is a free mobile app that allows you to create personal WhatsApp stickers, funny images, text stickers, and lots of other exciting stuff for chatting.
Sticker List - Discover the best stickers daily and publish your own.
GIPHY for iMessage - The easiest way to share all the GIFs in all your txts
StickerSDK.Mojitok.com - In-app store of animated emojis, GIFs, and stickers with personal curations for 10x engagement and revenue - as seen on Samsung Galaxy.