Bobble Stickers for iMessage - One selfie, Unlimited Stickers!
Watermark.ink - Online Photo Watermarker
MojiLaLa Unlimited for iMessage - 32,000 original stickers by 450+ artists all over the world.
textmark - Protect your content with an invisible, trackable watermark.
GIPHY for iMessage - The easiest way to share all the GIFs in all your txts
AG Audio Watermark Generator - AG Audio Watermark generator is a little app for both mac and pc that will help you to add an audio watermark to your original track in a fast & easy.