The SpruceKit Showcase app is a reference implementation of a lightweight wallet and verifier for individuals to manage verifiable data in a private, secure way on their phones. Designed with modularity and customization in mind, the SpruceKit Showcase app provides a "floor model" wallet and verifier application that can serve as a companion to Credible, SpruceIDs tool for issuers to manage verifiable digital credentials. The app showcases the key features of the SpruceKit open-source libraries and the integration possibilities for both new and existing systems.