Polls for WhatsApp - Create & share quick polls in your WhatsApp groups
Google ARCore - Google Augmented Reality SDK
Curious Polls - Answer a question once a day for the chance to win £100/$100
8th Wall - Cross-Platform Mobile AR
Twitter Polls - Polls embedded in tweets
Wikitude SDK - Wikitude’s all-in-one AR SDK combines 3D tracking technology (SLAM), image recognition and tracking, as well as geo-location for apps.