This App is a Light Meter allows you to accurately determine exposure times for your pinhole camera using your iPhone or iPad. Specifically designed for compatibility with any pinhole camera, it is ideal for users of Kelli Anderson's 'This Book is a Camera.' The app features a timer that counts down to your desired exposure time and an inverter to display the final image of your pinhole negative.

Whether you are a beginner or an experienced pinhole photographer, This App is a Light Meter simplifies the process of calculating exposure times, ensuring optimal results for your pinhole camera photography projects.