How do I download the app? November 02, 2019 11:27 Updated Follow Go to the app download site relevant to your phone and operating system and search for HyperJar. Related articles How much does the app cost? When can I Chat and email? How do I share a Jar? Can I convert advance payments and rewards in a Merchant Jar into cash? How is the money that I put in Merchant Jars protected? Comments 0 comments Please sign in to leave a comment.