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.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Sticker Pricing - Easily calculate the cost of a sticker pack for messaging
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
Stickeroid - Rate Everything
Plivo - Plivo simplifies your customer engagement.