01Item
Calculator at a glance
Household Tools
It weighs 0.3.
Weight0.3
Calculator
Calculator is a household item in Project Zomboid. It weighs 0.3. Build 42.21 data, November 2026.
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What it is and how to use it
Tools unlock jobs: carpentry, mechanics, farming, fishing, cooking and more. Many recipes only need the tool to be in your inventory, not equipped.
More: Every tool · Crafting in Build 42.
03Item
Item ID and variants
Use the item ID in sandbox loot settings, admin tools and mods.
| Item ID | Game category |
|---|---|
Base.Calculator | Household |
04Item
Where it spawns: the loot tables
Calculator is on 40 loot tables in the game files. Share is how much of a table's total weight this item takes, before your sandbox loot settings. Each container rolls its table several times, so a bigger share and more rolls both mean you see it more often.
| Loot table | Where that table is used | Share | Rolls |
|---|---|---|---|
| Office Desk Home | Bedroom (desk) | 5.0% | 4 |
| Post Office Supplies | Post Office (cupboard, desk, box); Post storage (cupboard, box) | 5.0% | 4 |
| University Desk Business | Special spawn (vehicles, events or zombies) | 4.8% | 4 |
| Mechanic Shelf Books | Garage (shelves); Mechanic (shelves) | 3.8% | 4 |
| Office Shelf Supplies | Office (shelves); Office storage (shelves); Police office (shelves) | 3.8% | 4 |
| Gigamart School | General Store (shelves); GigaMart (shelves) | 3.4% | 4 |
| Control Room Counter | Army storage (cupboard); Control room (cupboard) | 3.3% | 4 |
| Laboratory Lockers | Special spawn (vehicles, events or zombies) | 3.3% | 4 |
It is on 32 more tables with smaller shares.
On zombies: zombies in these outfits can carry it: Teacher, Student, Honor Student, Foreman, Office Worker, Office Worker Skirt, Trader.
Inside bags and cases: Pencil Case, Briefcase, Handbag, Purse, Garbage Bag.
Town by town: loot locations.
05Item
Recipes: how to make it and what it makes
What it is used for
Used up as an ingredient in 1 recipe: Dismantle Simple Electronic Item.
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Similar items
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Quick answers
How much does the Calculator weigh in Project Zomboid?
It weighs 0.3 in Build 42.
What is the item ID for Calculator?
Base.Calculator.
Stats and item IDs from the Build 42 game data as listed on pzfans.com. Item art is from Project Zomboid.