Both tokens are business-to-consumer (B2C) platforms. They are both focused on privacy and data protection of individuals. Consumers have a full control of their personal data; they can choose who they share their personal information with.
Both are smart contracts but Apex is an NEP5 token while Pillar is an ERC20 token. Though both Apex and Pillar have got 4 members in their core management team, Apex has got a bigger member in the sense that, it has more advisory team members.
Apex 's headquarter is in Shanghai China whilst Pillar is based in London, United Kingdom.
Disclaimer: This is not investment advice. Please do your own research.