Block chain comes outs as a decentralized and public transparent ledger network which enables users make peer-to-peer transaction in a secure, efficient way, Bit Coin is a famous example around the world. There are a lot of professionals are utilizing this technology to disrupt multiple areas, like finance, supply chain, IoT and so on. It's not a surprise to start business in customer loyalty and rewards points or cash back programs with the rapid growing community and more and more mature block chain technology infrastructure.
Loyyal: a startup based in San Francisco and partnered with tech giant IBM and other big names like Deloitte , they started the business very early (2014) and didn't have any white paper like other block chain companies do nowadays. Even though there is no product released to the general users, but they are still committed to build universal loyalty and rewards platform with block chain and smart contract technology.
Plus Coin: they started from Sep 2017 and have mobile apps available, but it’s focus more on Russian users, not friendly to English users as mainstream apps, and there are few stores available.
Benebit: Pre ICO Starts on Jan 22, 2018 and ends on Mar 21, 2018, main ICO Starts on Mar 25, 2018 and ends on April 30, 2018, but no product yet.
GATCOIN: they focus on block chain and mobile targeting, have a patent which called A Drop technology, to push promotion based on user location and spending habits, but no product yet and will launch GAT Exchange launch in June 2018, and full system in Oct 2018 as road-map in white paper.
PRO Rewards: they partner with few stores and provide limited deals now, but they have full platform applications which runs in Mac, Windows, Linux, iOS and Android.
Gyft: they focus on gift cards, partner with chain.com, but no product yet and no road-map is found.
Loyal Coin: they start from Philippine, have huge impact on Southeast Asia market, partner with NEM block chain foundation, process 4000 transactions every second as expected.
Sand Block: they try to connect consortium (grocery, restaurant, travel, cars, etc.) and users directly, provide analysis, survey of user data, user and employee reward program, there is no product yet but they will launch in 2018 Q3 as their road-map in white paper.
Chain of Points: token offering sale starts from Feb 9, 2018 to Mar 9, 2018.