Isekaimania

Reincarnate into monsters and explore ever-changing Isekai worlds in this offline single-player fantasy RPG.

Isekaimania is an offline roguelite RPG, gacha RPG, idle RPG, and overworld adventure game where every run begins with a new setup. Choose your character, reincarnate into a monster, select a job, equip gear and items, then enter generated world maps filled with quests, events, enemies, treasures, and bosses.

Build your adventure your way: ・Collect and reincarnate into 250+ monsters ・Choose from 10+ characters and 50+ jobs ・Explore generated 3x3 to 5x5 overworld maps ・Complete main quests, short stories, and boss battles in each adventure ・Fight tactical team battles by queuing skills, managing mana, and reading enemy actions ・Send crews on expeditions to earn idle rewards, materials, and fragments over time ・Play offline in a single-player RPG experience with no PvP or ranking pressure

Every adventure gives you new choices. Pick the right monster, job, gear, and items. Adapt to the map, defeat the main boss, collect rewards, and prepare for the next world.

Isekaimania is free-to-play friendly, with optional in-app purchases and a remove ads option.

Enter the Isekai. Reincarnate into monsters. Build your run. Explore new worlds. Fight tactical battles. Grow stronger every adventure.