Games like Cauldron
Cauldron. These games share the most with it, and each one says why.

Beyond The Blight
Also rpg, upgrade tree, minigames
A first-person 2.5D dungeon crawler: loot, pick skills from a large tree and survive poison air to hunt the source of a blight.
3.9★ galaxy
(the) Gnorp Apologue
Also pure numbers, upgrade tree
Strike a rock for shards and hire a growing crew of gnorps to smash and haul them, stacking synergies until the numbers explode.
96% steam
Master Healer Kale with useless party
Also rpg, upgrade tree
Play the healer of a hopeless party, keeping them alive with spells and a 200-node skill tree until they can face the Demon King in about four hours.
95% steam4.0★ galaxyhas ending
Loot LoopUpdated
Also rpg, upgrade tree
Send a party of tiny heroes into dungeon runs that last seconds, then spend the loot on a large skill tree between attempts.
92% steam
Yolk Heroes: A Long Tamago
Also rpg, minigames
Hatch and raise an elf from egg to hero like a virtual pet, then send it questing against a dark lord in a light idle RPG.
93% steam
Universe Horizon
Also upgrade tree, minigames
Fly a small ship outward from Earth, collecting resources from each body you pass and upgrading speed past light, across 16+ upgrade tabs, skill trees, and challenges.
94% steam50% idle
Duncrush
Also rpg, upgrade tree
Click monsters to clear waves in a series of dungeons, collecting weapons, shields and accessories and spending points in a skill tree.
82% steam
Grim Clicker
Also rpg, upgrade tree
A dark fantasy clicker RPG with an immortal hero, a big skill tree, item enchanting, and a ritual reset that makes each run stronger.
79% steam50% idle
Maktala: Slime LootfestUpdated
Also rpg, upgrade tree
Slay hordes of slimes for loot, pour it into a big skill tree and unlock new tools like an archer ally and gem mining to farm them faster.
79% steam
Idle IktahUpdated
Also rpg, minigames
An idle skilling RPG set in the Pacific Northwest, with local wildlife, minigames, moon-phase item effects, a real tide tracker and offline progress.
76% steam75% idle
absorber
Also rpg, upgrade tree
An idle RPG where you take the abilities of beaten enemies, build through skill trees, and prestige to grow stronger.
4.4★ galaxy
Hero Tale
Also rpg, upgrade tree
A background auto-battler: a hero fights across a fantasy island while you check in to spend points in a 300-node skill tree and swap loot.
71% steam90% idle
Zero IDLE
Also pure numbers, upgrade tree
Chase huge numbers by clicking or automation, then prestige, evolve DNA, synthesize nucleotides and grow a destiny tree.
70% steam
Cycle Idle RPG
Also rpg, minigames
Your hero battles automatically, even offline, while you craft gear, tune the build and unlock side systems like a garden, a bestiary and a card minigame.
70% steam75% idle
CryptoClickers: Crypto Idle Game
Also upgrade tree, pure numbers
A fake crypto incremental that reaches e10000-scale numbers, with two prestige layers, 21 challenges, speedrun challenges, two upgrade trees and weekly events.
65% steam
Legends of Wasteland
Also rpg, upgrade tree
An idle RPG with six classes, a 1,700-node talent system and over 100 skills modified by gems. Auto-battle for rewards or take on bosses directly.
62% steam
Godsbane IdleDormant
Also rpg, upgrade tree
A loot-driven idle ARPG in the vein of Path of Exile, with item crafting, a 700-node skill tree and seraphim bosses to challenge.
60% steam
IdleTaleUpdated
Also rpg, upgrade tree
A clicker RPG where tapping kills monsters for gold that keeps generating while you are away. Talent trees, dungeons, loot and ascension resets that multiply future runs.
57% steam50% idle
It's Chopping Time!
Also upgrade tree, minigames
Clear trees on an isometric island using earthquakes, lightning, tornadoes and other natural forces, with a skill tree and ten side modes.
3.4★ galaxyAnkyriaDormant
Also upgrade tree, pure numbers
An early-version incremental built around buying upgrades and workshop improvements.

Idle Slayer: Addictive ClickerUpdated
Also rpg, upgrade tree
Slay monsters and bosses across many worlds for coins, with a big skill tree, ascensions and offline progress.

Time Idle RPG
Also upgrade tree, rpg
Real seconds are the currency: spend banked time across unfolding systems like gathering, crafting, raids, and a 500-node tree, with two prestige layers.
36% steam
Cookie Clicker
Also minigames
The grandma of the genre, literally. Click a cookie, buy grandmas, ascend, and discover the game is much stranger than it looks.
96% steam70% idle
NodebusterComplete
Also upgrade tree
Sweep your cursor over nodes, spend the bits on a huge upgrade web, go again. A tight, active, few-hour hit.
97% steam3–6h ending10% idle