1
Squirrel's Pick Squirrel's PickThe best game on this page. If you only try one, try this.
Colony SimBase-BuildingSurvival
$24.99 ~166.9 hr median no co-op complexity: heavy 96.7% of 142k
The Squirrel's verdictSame colony-sim spine as Ratopia: manage a group of workers through production chains, resource management, and base layout. ONI drops the single-controlled-hero unit and console-style menus entirely, replacing them with mouse-driven UI and full camera control, but trades that convenience for deep gas, liquid, and heat simulation systems that punish careless design.
Not for you if you wanted Ratopia's economy-and-politics layer rather than thermodynamics and life-support engineering as the core puzzle.
2
City BuilderColony SimSurvival
$24.99 ~63.5 hr median no co-op complexity: moderate 86.8% of 18k
The Squirrel's verdictDawn of Man runs a settlement through a milestone-based tech tree from stone age to early iron age, with production chains, hunting, and farming as the core loop. You manage colonists from a standard camera with mouse-driven controls. Reviews praise the pacing on smaller populations but flag that citizen count above 100 becomes unwieldy and that meaningful progression ends well before the game does.
Not for you if you need citizen personalities, social systems, or a substantial endgame — reviewers describe content running out early and development having ceased.
3
City BuilderColony SimBase-Building
Strong Mods Strong ModsA deep, active modding scene extends it past its base content.
$24.99 ~64 hr median no co-op complexity: heavy 94.5% of 9k
The Squirrel's verdictSongs of Syx shares Ratopia's colony-sim bones: production chains, citizen needs, growth from a handful of workers to a sprawling settlement. The difference is scale and camera-you manage thousands as an overseer, not as a single controllable unit, with no queen-walking-to-buildings busywork. Standard mouse-driven menus replace Ratopia's console-style navigation.
Not for you if you liked directly controlling a single character in the world rather than overseeing population numbers from above.
4
Colony SimSurvivalBase-Building
$24.95 ~77.5 hr median co-op complexity: moderate 92.1% of 9k
The Squirrel's verdictColony Survival is a voxel-based colony builder with co-op support where you assign workers to production chains and manage a growing economy entirely from a camera perspective — no single-unit avatar to walk between stations. The building loop is peaceful and scalable, with zombie threats that scale to population size. Median player time runs around 77 hours across its Very Positive rating.
Not for you if you want deep crafting involvement from the player character or expect aggressive developer updates.
5
City BuilderColony SimSurvival
$19.99 ~41 hr median no co-op complexity: moderate 85.4% of 8k
The Squirrel's verdictSettlement Survival keeps the colony-sim core Ratopia has—resource chains, production buildings, worker assignment—but swaps Ratopia's single controllable hero unit for direct oversight of large populations, with reviewers describing management of thousands of colonists rather than dozens. Standard mouse-driven building menus replace the console-style navigation. Very Positive at 85.4%, median playtime 41 hours.
Not for you if you need long-term progression depth, since multiple reviewers describe the game turning bland or running out of goals after 30-plus in-game years.
6
Budget Pick Budget PickThe best game here for the least money.
City BuilderBase BuildingColony Sim
Strong Mods Strong ModsA deep, active modding scene extends it past its base content.
$19.49 ~44.6 hr median no co-op complexity: moderate 92.7% of 3k
The Squirrel's verdictWhiskerwood shares Ratopia's rodent colony-builder foundation — research trees, production chains, taxation systems, full z-axis construction including vertical stacking — but you manage from a standard camera rather than walking a character to each workstation. Reviewers compare its interface feel to Timberborn and Satisfactory. It carries a 92.7% Very Positive rating with a median playtime around 44 hours.
Not for you if you want a single playable avatar in the world, a defined victory condition, or alternate build paths — reviewers note early research follows one optimal route.
7
City BuilderBase-BuildingColony Sim
Strong Mods Strong ModsA deep, active modding scene extends it past its base content.
$24.99 ~10.5 hr median no co-op complexity: moderate 86.3% of 357
The Squirrel's verdictOf Life and Land is a peaceful colony sim built around supply chains, citizen needs, and expansion across multiple settlements with no combat. Time-scale controls are a core mechanic, letting you compress or extend seasons as needed. The entire game is managed from a camera — no direct unit control at any point. Released in 2025, it carries a Very Positive rating at 86.3%.
Not for you if you want combat, economic conflict, or any form of direct unit control as part of the management loop.
8
Closest Match Closest MatchThe most similar game to the anchor, by what players say.
Colony SimBase-BuildingCity Builder
$21.99 ~28 hr median no co-op complexity: moderate 80.2% of 2k
The Squirrel's verdictFounders' Fortune centers on a small settler colony with production chains, mood tracking, and survival needs managed through what reviewers call an intuitive interface. The colony stays small — three settlers for much of the early game — and the focus is on building connections between structures and keeping individuals stable. Median playtime sits at 28 hours.
Not for you if you want competent AI task prioritization or a colony that scales to large populations without sustained micromanagement.