Phoneum is a cryptocurrency platform for mobile devices. It enables the users' mobile devices to either mine or performs cryptocurrencies transactions through a P2P (Peer to Peer) network using the platform mobile app. Phoneum free mobile app has support for Android and iOS and includes a digital wallet service where users can store and manage their digital assets.

The PHM is an Ethereum-based (ERC-20) cryptocurrency. It is the token that powers the platform as it will serve for the users to exchange value between them when using Phoneum services and also to reward those who spend more time on the mobile app, using a Proof of Time mechanism.