Pocket Guide Megaliths is a unique guide to ancient and prehistoric sites worldwide. Developed by R Harley in collaboration with Megalithic Portal, the app has a built-in database that allows easy navigation to sites and provides extra features such as live weather, sunset, and moon phase information for all locations. The app accesses an ever-growing database of around 50,000 sites and entries worldwide, each of which is categorized and allows filtering using a range of criteria such as over 70 different site types, map accuracy, condition, access, country of origin, location, etc.

This education and reference app provides a wide range of information from the Stone Age, Paleolithic, Mesolithic, Neolithic, Chalcolithic, Bronze Age through to the Iron Age and the numerous tribal societies such as Celtic. It also includes useful utilities such as a flashlight, compass, range, and height finder. With the option to bookmark search results or individual entries and add custom notes to any entry, Pocket Guide Megaliths is an ideal app for those who love exploring ancient and prehistoric sites.