A free app for Android, by KEMCO.

What is the RPG Isekai Rondo, and how does it work?

RPG Isekai Rondo is a free turn-based RPG with a unique battle system. In this game, the world is split into multiple parallel universes. A young man named Sho, who spends his days in an exploitative company in modern Japan, is reincarnated into a parallel universe as Shaw, due to an accident. While the job given in his new life is 'Unemployed' and hardships continue with a bad luck party, one day he acquires the ultimate job as a Sage, suddenly becoming the strongest with ultra rare passive skills!

As the protagonist of this game, you can control your character, using ultra-rare skills to defeat enemies and advance through the story. You can also participate in battles with other characters, using your skills to defeat them.