All Unity Articles


Async in Unity (better or worse than coroutines?)

Feb 17, 2023

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John French
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20 Comments



Learn how to use async functions in Unity, how they’re different from coroutines and if (and when) you should use them.
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State Machines in Unity (how and when to use them)

Feb 07, 2023

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John French
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21 Comments



Learn how State Machines in Unity work, how they can help you, and when not to use one, in my in-depth beginner’s guide.
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How to use Arrays in Unity

Dec 16, 2022

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John French
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5 Comments



Learn how Arrays work in Unity, why they’re useful and how to make arrays with your own custom data types, in my in-depth beginner’s guide.
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How to delay a function in Unity

Dec 06, 2022

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John French
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7 Comments



Learn how to delay a function, pause logic and trigger code at fixed intervals in Unity.
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How to Destroy an object in Unity

Dec 02, 2022

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John French
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4 Comments



Learn how to destroy objects and components in Unity, and what happens behind the scenes when you do.
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Billboards in Unity (and how to make your own)

Nov 30, 2022

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John French
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2 Comments



Learn how to use Billboard sprites in Unity. Using scripts, shaders & built-in tools to display 2D images in a 3D world.
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Make a Follow Camera in Unity (with or without Cinemachine)

Nov 02, 2022

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John French
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2 Comments



Learn how to follow the player with a camera in Unity, in 2D, 3D and with or without using Cinemachine, in my in-depth beginner’s guide.
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Interfaces in Unity (how and when to use them)

Oct 07, 2022

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John French
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7 Comments



Learn how interfaces work in Unity, what they can do for you and the right time to use one, in my in-depth beginner’s guide.
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Scriptable Objects in Unity (how and when to use them)

Sep 22, 2022

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John French
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26 Comments



Learn how to use Scriptable Objects in Unity to manage your game’s data and make building your game easier, in my complete beginner’s guide.
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Garbage collection in Unity (what it is and how to avoid it)

Sep 05, 2022

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John French
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13 Comments



Learn what Garbage in Unity is, where it comes from, why it’s a problem and what you can do to avoid it, in my in-depth beginner’s guide.
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Is Unity free? (and will you ever need Unity Pro?) – 2024 Update

Aug 30, 2022

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John French
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10 Comments



Most people can use Unity for free, even when earning money as a developer. Find out when you might want, or need, to upgrade to Unity Pro.
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How to spawn an object in Unity (using Instantiate)

Aug 04, 2022

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John French
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15 Comments



Learn how to spawn prefabs, create new empty objects & improve performance with object pools, in my in-depth guide to Instantiate in Unity.
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How to lock & hide the cursor in Unity

Jun 16, 2022

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John French
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9 Comments



Learn how to lock & hide the cursor in Unity, how to keep the mouse on screen & how to detect mouse input, even when the cursor is locked.
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How to capture the screen in Unity (3 methods)

May 13, 2022

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John French
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9 Comments



Learn how to take high-quality screenshots in your game and in the Unity editor in my in-depth beginner’s guide.
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How to write a game design document (with examples)

May 06, 2022

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John French
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6 Comments



Learn how to keep track of your game’s development using a game design document, in my in-depth beginner’s guide.
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