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

BIOTOMATA
Also biology, abstract
Grow a living machine cell by cell. Currently the top-rated game on Galaxy.
4.7★ galaxy
Trainatic
Also upgrade tree, abstract
Build a train car by car, gather resources and chase synergies through a skill tree until it becomes a screen-clearing machine.
89% steam
Zero IDLE
Also biology, upgrade tree
Chase huge numbers by clicking or automation, then prestige, evolve DNA, synthesize nucleotides and grow a destiny tree.
70% steam
Incremental Cubes
Also upgrade tree, abstract
Collect falling cubes, beat enemies and bosses to grow to bigger cubes, and prestige into a skill tree with helpers and challenges.
69% steam
FEED THE QUEENUpdated
Also biology, upgrade tree
Grow an insect-like colony by breeding specialized workers and combining foods, evolving the species via a genetics talent tree.
69% steam
Master Healer Kale with useless party
Also 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
Rock BottomUpdated
Also upgrade tree
Swing a pickaxe through generated caves, smelt ore into bars and buy permanent skill tree upgrades to push through eight themed depths.
94% steam
Click and ConquerUpdated
Also upgrade tree
Bomb a fog-covered grid to uncover enemies, invest in passive income and power across 12 maps, and prestige for permanent upgrades in a two-to-four-hour run.
92% steamhas ending
FlippantUpdated
Also abstract
An abstract active incremental that starts with a coin flip and grows to include dice, spinning wheels, catching apples and baking pies.
95% steam25% 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
Garbage GrowthUpdated
Also upgrade tree
Pick up trash that people throw at you, add more polluters and hire rats to automate collection. A short, crude incremental with a skill tree.
91% steam3.9★ galaxy
Black Hole FishingUpdated
Also biology
Use a black hole to vacuum fish from a pond, then breed, inject traits into and research them while feeding the singularity to grow it.
89% steam
Digseum
Also upgrade tree
Dig up relics across a dozen sites and display them in your museum to fund better tools. A compact run of a few hours.
98% steam
Berry Bury Berry
Also upgrade tree
Grow berries in a first-person garden and drop them into a strange hole for cash, upgrading helpers while an unsettling mystery with several endings unfolds.
98% steamhas ending
It's FineUpdated
Also upgrade tree
Survive the last 24 hours of a game dev crunch under your dog manager. Each station has its own mechanics, sleep powers a deep prestige tree, and there are alternate endings to find.
88% steamhas ending
(the) Gnorp Apologue
Also 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
Antivirus PROTOCOLDormant
Also upgrade tree
Destroy viruses to collect code fragments, spend them in an upgrade tree for new weapons and powers, and beat each level's boss to advance.
87% steam
Space Rock BreakerUpdated
Also upgrade tree
Blast asteroids with guns and lasers, then drop the ore through an upgradable Plinko board for credits to spend on a large skill tree.
96% steam
Far Fishing
Also upgrade tree
Chase fish inside a circle from a small boat, upgrading it as you sail to the edge of the world across nine locations in about two hours.
97% steamhas ending
Chef Knight
Also upgrade tree
Fight through dungeons for monster ingredients, cook them into dishes to sell to adventurers, and upgrade combat and cooking between runs.
95% steam
To The Core
Also upgrade tree
Fly between planets, drill for resources until fuel runs out, and buy upgrades so each dig reaches deeper than the last.
93% steam
Rock CrusherDormant
Also upgrade tree
A rock-crushing machine stranded on an alien planet grinds boulders for materials to feed a huge skill tree. Bosses guard milestones on the way to an ending.
84% steam2.8★ galaxyhas ending
Cauldron
Also upgrade tree
A young witch grinds minigames for resources that power up her party, uncovering the map through turn-based fights and huge skill trees.
96% steam
Maktala: Slime LootfestUpdated
Also 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