Company Bluehertz Audioguides created these great apps:
Nerja AudioGuia, Cuellar Audioguia, Zaragoza AudioGuia, Zaragoza AudioGuide, Zaragoza GuideAudio, Audioführer für Saragossa, Zaragoza Audioguida, Zaragoza Audioguia portugues, Nerja AudioGuide, AudioGuia Baeza, AudioGuia Caceres, Todo sobre mi dispositivo, Bardenas Reales, and others..