What tick speed means and why you might change it

A tick in Minecraft is a single game cycle — the moment when the game updates everything on screen. By default, the game runs at 20 ticks per second, which means the world updates 20 times every second. Changing the tick speed makes the game run faster or slower without speeding up your character's movement or your clicks.

You might lower the tick speed to watch redstone contraptions work in slow motion, to see exactly when mobs spawn, or to debug a farm that isn't working right. You might raise it to speed up crop growth, animal breeding, or smelting when you're doing repetitive building. The tick speed only affects the game world itself — your controls stay responsive at normal speed.

Tick speed changes only work in single-player worlds where you have cheats turned on, or on multiplayer servers where you have operator permissions. You cannot change it in Realms or on servers you do not own.

Key Takeaways

  • Tick speed changes only work in single-player worlds with cheats on, or on servers where you have operator status.
  • The command to change tick speed is /gamerule randomTickSpeed [number], where the default is 3 and higher numbers make crops and mobs grow faster.
  • Lowering tick speed below 20 slows down the entire world, including redstone, mobs, and block updates, which is useful for watching complex machines work.
  • Changes take effect when ready and do not require a world restart.

Turning on cheats in a single-player world

If you are playing single-player and cheats are not already on, you need to enable them before you can use any commands. Open your world, press Escape, and look for "Open to LAN" in the pause menu. Click it, then toggle "Allow Cheats" to on. You do not need to actually open the world to LAN — you just need to turn cheats on this way.

Once cheats are on, the button will say "LAN World On" and you can close that menu. You now have access to all commands, including the tick speed command. If you created the world with cheats already on, you can skip this step and go straight to opening the chat window.

Using the randomTickSpeed command to speed up growth

Press T (or the right button on console) to open the chat window. Type /gamerule randomTickSpeed 6 and press Enter. This sets the random tick speed to 6, which makes crops grow about twice as fast as normal, and makes mobs spawn and spread faster too.

The default random tick speed is 3. Higher numbers make the world busier — crops grow faster, trees spread, leaves decay quicker, and mobs spawn more often. Numbers between 1 and 10 are usually practical. If you set it to 0, random ticks stop entirely and nothing grows or spreads at all.

You can change this number at any time while playing. The change takes effect when ready — you do not need to reload the world or restart the game.

Using the tickrate command to slow down the entire world

If you want to slow down everything — redstone, mobs, block updates, and all world logic — use the tickrate command instead. Press T to open chat and type /tick rate 10. This makes the world run at 10 ticks per second instead of 20, so everything happens at half speed.

This command is different from randomTickSpeed. It slows down the entire game world, not just growth. Use it when you are debugging a redstone machine and need to watch each step, or when you want to see exactly when and where mobs move. The number can be any value from 0.1 to 10 — lower numbers are slower, higher numbers are faster.

To return to normal speed, type /tick rate 20. To pause the world entirely, type /tick rate 0 — the world will freeze and you can walk around and place blocks, but nothing will move or update.

Checking your current tick speed settings

To see what your random tick speed is set to, open chat and type /gamerule randomTickSpeed without a number. The game will tell you the current value. Do the same with /tick rate to see the current world tick rate.

These commands work the same way on Java Edition and Bedrock Edition, though Bedrock sometimes calls the feature "game rules" in the settings menu instead of requiring commands. If you are on Bedrock, you can also change randomTickSpeed in the world settings without opening chat.

Resetting to default speeds

To go back to normal growth speed, type /gamerule randomTickSpeed 3. To go back to normal world speed, type /tick rate 20. Both changes happen when ready.

If you want to turn off cheats entirely after you are done experimenting, you cannot do it from inside the world — cheats stay on for that world permanently. You would need to create a new world without cheats if you want to play survival mode without command access.

What changes and what stays the same when you adjust tick speed

When you change randomTickSpeed, crops grow faster or slower, mobs spawn more or less often, and trees spread. Your walking speed, mining speed, and how fast you can click do not change. When you change the world tick rate with /tick rate, everything slows down or speeds up together — your movement, redstone, mobs, and block updates all move at the new speed.

On servers, only the owner or someone with operator status can change tick speed. If you try to use these commands and get a message saying you do not have permission, ask the server owner to give you operator status or to change the settings for you.

Frequently Asked Questions

Does changing tick speed affect other players on a multiplayer server?

Yes. Tick speed is a world setting, not a personal one. When you change it on a server, it changes for everyone playing on that server. Only operators can change it, so other players cannot accidentally mess with the speed.

Will changing tick speed break my farm or contraption?

Probably not, but it depends on what you built. straightforward farms work fine at any tick speed. Some redstone machines that rely on exact timing might behave differently at slower speeds. Test it first in a copy of your world if you are worried about breaking something important.

Can I change tick speed in Creative mode?

Yes. The commands work the same way in Creative mode as they do in Survival mode. You still need cheats turned on.

What is the difference between randomTickSpeed and tick rate?

randomTickSpeed only affects things that grow or spread randomly — crops, trees, mobs. Tick rate slows down the entire world, including your movement and redstone. Use randomTickSpeed to speed up farms, and tick rate to slow down complex machines for debugging.

Does tick speed affect the Nether or the End?

Yes. Tick speed is a world setting that applies everywhere in that world, including all dimensions. If you change it in the Overworld, it changes in the Nether and End too.