Best games like OnceWorld

10+ similar games compared and reviewed

4.5 avg rating
10 free games
Updated September 2026

Whether you want more options like OnceWorld or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to OnceWorld

Hack&Slash Frontier#3

Hack&Slash Frontier by Isao Nakamura

Idle RPG
Worth Considering
🎮 Games
4.2(9 ratings)
FreeAdsIn-App Purchases
Hack&Slash Frontier screenshot 1
Hack&Slash Frontier screenshot 2
Hack&Slash Frontier screenshot 3
Hack&Slash Frontier screenshot 4
Hack&Slash Frontier screenshot 5

Experience the thrill of hack-and-slash combat in an idle RPG. Automatically battle monsters, gather loot, and level up your character to discover powerful gear and unique skill combinations. Perfect for both casual and hardcore players seeking efficient progression and deep customization.

More games like OnceWorld

4
MinuteTreasure
MinuteTreasure
MinuteTreasure
Time-killer Hack and Slash
Free

Engage in a simple hack-and-slash adventure with quick play sessions. Level up your character, strategize stat builds, and combine equipment for powerful skills. Collect loot and master your gear to conquer challenging bosses.

Straight-line movement gameplayStat and leveling systemDiverse skill combinations
🎮 Games
(289)
ad-supported
5
Cursed Relics & Dungeon
Cursed Relics & Dungeon
Cursed Relics & Dungeon
Idle Battles, Class Upgrades
Free

Embark on a pixel-style RPG adventure featuring idle battles, deep character progression, and strategic dungeon exploration. Collect powerful gear, advance classes, and fuse characters to build your ultimate team. Engage in PvP battles and enjoy a classic RPG experience with nostalgic visuals.

Idle battles and automatic progressionDungeon exploration and gear collectionClass system and character advancement
🎮 Games
(14)
free with in-app purchases
6
Summoner Slime Incremental RPG
Summoner Slime Incremental RPG
Summoner Slime Incremental RPG
Evolve and summon monsters RPG
Free

Embark on an RPG adventure as a slime, uncovering the mystery of your transformation. Befriend and summon monsters, evolve your slime through multiple stages, and master strategic skills to build the ultimate team. Enjoy deep gameplay with reincarnation loops and idle progression.

Monster summoning and befriendingSlime evolution with branching pathsStrategic skill usage in battles
🎮 Games
(4)
free with in-app purchases
7
Infinite Loot-Loop Roguelite
Infinite Loot-Loop Roguelite
Infinite Loot-Loop Roguelite
Endless Roguelite RoguelikeRPG
Free

Engage in an endless idle RPG where you battle monsters, collect gear, and grow permanently stronger. Explore diverse worlds, defeat challenging bosses, and unlock a variety of heroes. Progress is always permanent, even after runs end, with cloud save support.

Endless loot loop with permanent progression17 maps across 5 distinct regions20 unique bosses
🎮 Games
(15)
free with in-app purchases
8
Loot Dive: Hack&Slash Dungeon
Loot Dive: Hack&Slash Dungeon
Loot Dive: Hack&Slash Dungeon
Idle Looter RPG × Build Craft
Free

This hack-and-slash RPG features fully automated combat, allowing players to focus on preparation and decision-making. Explore over 20 unique dungeons, collect randomized loot, and craft powerful builds through a deep skill tree system. Conquer epic boss battles and tackle challenging endgame content.

Fully automated combat20+ unique dungeonsDeep loot and build system
🎮 Games
(19)
free with in-app purchases
9
Idle Game The Silent Archivist
Idle Game The Silent Archivist
Idle Game The Silent Archivist
Idle×Grow×Manage×Explore×Build
Free

Manage a growing frontier village by hiring adventurers, sending them on quests, and upgrading facilities. Expand your base with shops and storage to attract stronger heroes and build your legacy. This idle fantasy simulation game focuses on guidance and nurturing, not direct combat.

Hire and manage adventurersSend adventurers on questsUpgrade village facilities
🎮 Games
(25)
free with in-app purchases
10
Reincarnation Monster Clicker
Reincarnation Monster Clicker
Reincarnation Monster Clicker
Tap & Grow! Ultimate Idle RPG
Free

Tap to battle and collect over 100 unique monsters in this idle RPG. Recruit enemies, train them, and strategize their placement for auto-battles. Reincarnate for permanent boosts and endless growth.

Monster Collection & TrainingAuto Battle & Idle RewardsStrategic Battle System
🎮 Games
(5)
ad-supported