Android (requires Android 7.0 and up) https://play.google.com/store/apps/details?id=com.LucianaHaill.PioneerAR (Check from a list of compatible Android phones https://developers.google.com/ar/devices
For iPhones just follow this link – https://apps.apple.com/gb/app/pioneer-ar/id1592826585
If you are in Brighton you can experience The Pioneer ( Daddy longlegs ) using the geo-tagged features of the app when standing close to the original route it took. Here is a map to help you begin.
Daddy longlegs 