Company CodeSyntax SL created these great apps:
Tribual, Mugikaria, Euskalkitegia, Zurean App, Mendiak, TBX, Porrak, JarriOn, Kulturaz, Crush2Crush, Egunean Behin, EuskarAbentura, Sakana APP, Txikipedia, Appa hi!, Appa Zarautz, Un Cop Al Dia, and others..