Boulevard AR is an innovative educational application designed for iPhone users, offering an immersive experience with iconic artworks from London’s National Portrait Gallery. This app showcases three significant portraits: Dorothy Hodgkin, Dante Gabriel Rossetti with Theodore Watts-Dunton, and Sir Henry Unton, spanning over 400 years of history. Users can interact with the paintings by placing them in their own environment and exploring intricate details through an engaging augmented reality interface. The app is optimized for iOS 11 and utilizes ARKit to enhance the user experience.

The app features a simple user interface that encourages self-guided exploration and discovery. An update titled "Eye of the Beholder" introduces an optics theme, enhancing interactivity. Users can enjoy high-resolution 8K images, allowing for an unprecedented close-up view of the artworks. Curatorial narration enriches the experience, while accompanying music adds depth to the encounters, making Boulevard AR a unique blend of education and entertainment in the realm of art.