By worthwhile I mean no iAP crap like Zenonia or Inotia. And by action I mean not turn based (I've got plenty of those). And yes I have tried EpicHearts and Wild frontier.
JRPGS These are turn based because JRPGs are by definition turn based Fallen Angels Lunar Silver Star Story Cthulhu Saves the World Chrono Trigger Final Fantasy III Dragon Fantasy Dark Gate / Symphony of Eternity / Eve of Genesis (Kemco RPGs) Guardian Saga
Yes this whole thread seems I'll conceived. JRPGs are turn based by definition, and KRPGs are IAP driven by definition
You are looking for Across Age DX. It's the only Japanese (real Zelda Style) Action RPG with environmental puzzle dungeons and no iAP
Try these out - Mage gauntlet Across age dx Dragons Oddysey Frane Secret of Mana Aralon Aurum Blade Pocket Rpg Song Summoner Osiris legends Third Blade Crimson Heart The Bards Tale Dungeon Defender Queens Crown Colosseum Heroes