echoes is a co-operative audio mystery game series. Using the free app, players listen to mysterious noises and voices that are connected to the playing material. Together they look for hints in the sound bites to bring the 24 story parts in order and solve the case. echoes tatort: Der Geisterseher (echoes crime scene: The Ghost Seer) is the newest entry in this series.

We may earn a small commission when you buy through these links.