Minecraft calculators and planners
Do the math. Then get back to building.
Free tools for portals, enchanting, XP, smelting, storage and shapes. Exact numbers, instant results, and short guides that explain how the game works them out. Java and Bedrock.
Try it: Nether portal calculator
Build the Nether portal at X 125, Y 64, Z −300.
Tools
All tools-
Building
Circle generator
Plan circles and ovals block by block, with a live preview, a block count and the number of blocks in every row.
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Navigation
Nether portal calculator
Convert Overworld coordinates to Nether coordinates and back, so your portals link exactly where you want them.
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Items and storage
Stack calculator
Turn any number of items into stacks, shulker boxes and chests, or add up the items in your storage.
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Enchanting and XP
XP calculator
Find out how much experience you need to reach any level, or which level a number of XP points gets you.
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Combat and survival
Armor calculator
See exactly how much damage your armor and Protection enchantments block, for any hit, arrow, explosion or fall.
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Building
Beacon calculator
How many blocks and ingots each beacon pyramid level needs, how far it reaches, and which powers it unlocks.
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Crafting and brewing
Brewing calculator
Step-by-step recipes for every potion, with a shopping list for as many potions as you need.
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World, chunks and time
Chunk calculator
Find which chunk and region file any block is in, its position inside the chunk, and the chunk's corners.
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World, chunks and time
Day and night calculator
Turn Minecraft time ticks into a clock, see when you can sleep and when monsters spawn, and convert game days to real time.
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Combat and survival
Durability calculator
How long any tool, weapon or armor piece lasts with Unbreaking, and how much XP Mending needs to repair it.
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Enchanting and XP
Enchantment order calculator
Find the cheapest order to combine enchanted books on an anvil, without ever hitting "Too Expensive!".
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Mining and farming
Fortune calculator
How many diamonds, emeralds, lapis or other drops to expect from your ores with each level of Fortune.
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Items and storage
Hopper speed calculator
How long hoppers take to move a load of items, and how many hopper lines a farm needs to keep up.
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World, chunks and time
Map calculator
Find exactly which area a map will show at each zoom level, so map walls line up perfectly.
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Crafting and brewing
Smelting and fuel calculator
Work out how much fuel a smelting job needs and how long it takes, with one furnace or a whole row of them.
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Building
Sphere and dome generator
Build spheres and domes layer by layer, with a preview of every layer and exact block counts.
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Navigation
Travel time calculator
How long a trip takes on foot, by horse, boat, minecart or elytra, and how much time the Nether saves.
Exact, not estimated
Every tool uses the same formulas as the game, and we check the results against them before a tool goes live.
Instant and private
Everything runs in your browser. No sign-up, no waiting, nothing sent anywhere.
Explained
Each tool comes with a short guide to the mechanic behind it, so you know why the number is what it is.