The Last Caretaker ToolsUnofficial fan toolkit
A Caretaker with a blue backpack looking toward the sunlit sea between flowering trees in The Last Caretaker.
Screenshot: The Last Caretaker © Channel37

Calculators · Guides · Item database

The Last Caretaker Tools

Plan Lazarus humans, power, fuel and skills with checked game data. Every number shows where it came from.

Open the calculatorsBrowse 25 guides

Early Access coverage through Update 5.5

New & updated

All guides →

Card pictures: Screenshot: The Last Caretaker © Channel37

Calculators

All 6 calculators →
A Caretaker on a sunny deck beside a round tower, railings and equipment in The Last Caretaker.

Skills

Enhancer Planner

Set enhancer levels, compare Vitality, carry capacity, battery and base power draw, and share your build.

Machines on a deck connected by blue cables and orange hoses in The Last Caretaker.

Power

Power Grid Calculator

Calculate cable sections and extenders for a straight-line connection, with up to 20 m per section.

A Caretaker with glowing blue eyes and an orange scarf beside platform railings and a steel tower in The Last Caretaker.

Skills

Skill Tree Planner

Find unlocks by player level, check blueprint requirements, and plan a goal with verified skill costs and quest requirements.

Machines linked by blue cables in a base room in The Last Caretaker.

Crafting

Efficiency Matrix Calculator

Calculate crafting resource savings and module charges.

A white cultivation pod beneath an overhead opening in a tall Lazarus room in The Last Caretaker.

Humans

Lazarus Human Calculator

Build a food combo from all 13 food types and verify the Height ≥ 30 / Weight ≥ 20 / Life Exp ≥ 10 thresholds before your seed run — no more "not enough".

A storage room piled with round canisters in many colors in The Last Caretaker.

Fuel

Fuel & Storage Calculator

Count barrels and bulk containers for each fuel, compare disputed capacities, and check fuel sources.

Card pictures: Screenshot: The Last Caretaker © Channel37

AI illustration of two Caretakers in orange scarves, one kneeling and one standing, on a metal deck overlooking the ocean, inspired by The Last Caretaker.
Illustration: AI-generated artwork, not a game screenshot

Plan every run with clarity.

Calculators and guides built from checked game data, updated with every patch.