18 Best Game Boosters and Optimizers for Windows PC in 2021: Free and Paid

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Category : Games | Top 10 | Windows
18 Best Game Boosters and Optimizers for Windows PC in 2021

If you’re an avid gamer, know about the best game boosters and optimizers to unleash the real performance of your Windows PCs and enjoy an uninterrupted, glitch-free gaming experience. 

Professional gaming has exploded in the past decade and has now become a feasible means of earnings for countless people across the world. However, unlike powerful video gaming consoles, most of the old-age desktop or laptop aren’t optimized to match up to the requirements of the latest high-end PC games. Hence, your computer may start to lag and result in high in-game ping (latency problems) while playing graphically demanding PC games like Grand Theft Auto V, PUBG, Final Fantasy XV, etc. As a result, the speed of your games and overall gaming experience suffers.

This is where gaming performance boosters come for the rescue, by killing unnecessary background tasks, freeing up valuable system resources and RAM and providing the much-needed boost for a stable gaming experience.

Since there are a multitude of game speed boosters out there, it is essential that you pay close attention to the performance-boosting features that it claims to provide. To help you make a right decision, we’ve handpicked a bunch of the best game booster software designed specifically for the gamers and their Windows PCs.

Elevate Your Gaming Experience with Bit Game Booster Tool (Recommended)

Try Bit Game Booster to completely modify your machine into a perfect gaming PC. The software has everything you need to ensure a glitch-free gaming experience including PC scan, backup settings, one-click update, performance booster, driver support, and whatnot. With this dedicated software, you can enjoy the best-ever PC performance while playing the game. Top of all, you can get it for free from the button below.

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What is a Game Booster?

As the name implies, game booster or optimizer is kind of a software program designed specifically to boost the gaming performance of your Windows PC. The software allows you to maximize your FPS and terminate background running tasks and other non-essential Windows services while playing high-quality games.

Moreover, the best game optimizer for PC helps users free up RAM and CPU power which results in improved frames per second and gives you a lag-free gaming experience.

Many game boosting utilities available in the marketplace come only with a basic set of features, while a few paid ones support outstanding features like FPS counter, Gamecaster, Live performance status, etc.

What Are The Benefits Of Using A Game Booster for Windows?

Here are some of the attractive perks of using a dedicated game booster software:

  • It frees up occupied system resources and RAM required for playing games on PC.
  • It terminates background running processes and other unnecessary apps that your PC doesn’t require while playing video games.
  • It reduces CPU load and helps you achieve reduced latency, or lower ping while playing online games.
  • It helps auto-boost FPS and optimizes your PC for faster and smoother gaming performance.

What Are the Best Game Boosters for Windows 10, 8, 7 in 2021?

If your computer is lagging or showing a periodic lack of responsiveness while playing your favorite games, the below-listed best game optimizing software for PC will provide you with a much-needed speed boost to make your games run at the peak performance.

1. Bit Game Booster (Best Game Boosting Software For Windows PC)

Bit Game Booster

Support: Windows 10, 8, and 7

With many attractive capabilities such as top-notch gaming performance and super-friendly UI, Bit Game Booster comes first on our list of the best game boosters for PC. Developed by a Gräfelfing-based software development firm named Bit Guardian, the software is seamlessly designed to help users uplift the gaming experience by helping them get the most out of the graphics card.

When you take into account its ease-of-use and game performance boosting features, the lightweight Bit Game Booster tool deserves a try if you want to update your outdated game components without too much hassle.

Key Features of Bit Game Booster:

  • The software thoroughly scans the whole computer to find the hardware devices that are negatively impacting the gaming performance.
  • It has an in-built driver repair & update feature to keep the gaming hardware in optimal working condition.
  • It lets you perform driver updates for outdated game components and other external hardware devices with just one click.
  • This PC game booster tool even allows you to take a full backup of the existing settings.

How to Use Bit Game Booster?

  • First, you need to download & install Bit Game Booster software on your Windows PC.
    Windows Download Button
  • By default, the Bit Game Booster program automatically starts analyzing your computer’s outdated gaming components, i.e., graphics cards when it’s launched.
  • After the scan is finished, you can select the “Update All” option to update your gaming hardware and other mismatched drivers in one go.

2. WTFAst (Top-Rated Game Booster For PC)

WTFAst - Top-Rated Game Booster For PC

Support: Windows 10, 8, and 7

When it comes to finding the best game booster and optimizer for Windows PC, then WTFast client offers the best solution for gamers. Having a game booster is indispensable for regular gamers to play their games smoothly.

WTFast offers a GPN (Gamers Private Network) that chiefly optimizes the game connection data without affecting the IP address or network settings. Let’s understand its other interesting offerings below.

Key Features of WTFast:

  • With machine learning, it selects the most optimized traffic route for your game.
  • Gamers can also customize the settings as per their choice.
  • The tool reduces latency and ping, thereby improving the speed of the game.
  • Offers real-time analytics of data traversing between your PC and game servers.

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3. Wise Game Booster (The Best App For Boosting Games)

Wise Game Booster (The Best App For Boosting Games)

Support: Windows XP, Vista, 7, 8, and 10

Wise Game Booster is another famous name in the list of best game optimizers for Windows. The program comes loaded with advanced optimization features that helps keep your computer in top-notch game performance.

Key Features of Wise Game Booster:

  • It temporarily shut downs irrelevant Windows services and other unnecessary programs in just one-click.
  • It lets you manage your games and check the relevant game information more swiftly.
  • It allows you to put your PC into game mode by tweaking boost and other relevant system settings.
  • It frees up RAM and allocates additional CPU and system resources to the game you’re playing.

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4. Razer Cortex: Game Booster (A Globally Renowned Game Optimizer For Windows)

Razer Cortex: Game Booster (A Globally Renowned Game Optimizer For Windows)

Support: Windows 7, 8 and 10

Razer Cortex is undoubtedly one of the most widely-used and the best free game boosters for Windows 10, 8 and 7. This globally renowned game optimizer app squeezes every bit of performance out of your Windows PC by managing and killing irrelevant background programs and services you don’t need while gaming.

Key Features of Razer Cortex:

  • It frees up memory and other valuable resources required to play high-end games.
  • It allows you to defrag your PC games to enhance your gaming performance.
  • Razer Cortex gives you real-time analytics about your system’s frames-per-second.
  • It boosts FPS and makes your CPU, GPU and RAM focus only on the game you are playing.
  • The tool comes with a Gamecaster feature that lets you live stream your games with just a click of a button.

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5. GameBoost (The Best FPS Booster For Windows)

GameBoost (The Best FPS Booster For Windows)

Support: Windows XP, Vista, 7, 8, and 10

Anyone who wants to optimize computer’s performance and enjoy a smooth and less laggy gameplay should definitely download this excellent PC gaming performance booster software from PGWARE. Moreover, the software comes with an attractive and easy to manage user interface, making it the best app for boosting games.

Key Features of GameBoost:

  • It helps increase your Internet speed to give you a stable gaming experience.
  • GameBoost helps you increase the frames per second on your laptop or PC without shelling out money on a new graphics card.
  • It allows you to tune your PC’s hardware for faster gaming and Internet performance.
  • It instructs the CPU core to prioritize gaming in order to reduce latency.

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6. Game Fire 6 (An Excellent Game Speed Booster For PC)

Game Fire 6 (An Excellent Game Speed Booster For PC)

Support: Windows Vista, 7, 8, 8.1, and 10 

One of the best game booster and optimizers for Windows PCs, Game Fire 6 comes with an array of performance-boosting features to give you the best gaming experience of your life. Below are some of its praiseworthy features that make it the best software to boost games.

Read Also: List of Best Online Games for PC (Free and Paid)

Key Features of Game Fire 6:

  • It helps boost game FPS and system performance to give you lag-free gameplay.
  • It offers a plethora of powerful optimization tools such as Disk Defragmenter, Application optimizer, System settings tweaker, etc.
  • It works as an automated game boosting utility, allowing you to optimize RAM and boost game performance in real-time.
  • Game Fire 6 provides a real-time performance and health monitoring report about CPUs clock speed and temperature.

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7. MSI Afterburner

MSI Afterburner

Support: Windows XP, Vista, 7, 8, and 10

When it comes to optimizing performance and boosting games, MSI Afterburner is a great addition in the list of best game boosting software for Windows. It is one of the world’s most popular overclocking utilities that aims to provide faster gaming graphics and smoother performance in just a snap of a finger.

This game booster maximizes GPU’s performance and helps you achieve higher in-game frames per second, making it the best FPS booster for PC.

Key Features of MSI Afterburner:

  • It provides easy to use overclocking tools that lets you take control of all of your graphics card settings.
  • Unlike other top game speed boosting software, MSI Afterburner lets you customize GPU’s voltage, clock frequency, fan speed, etc.
  • Hardware monitor feature gives you real-time information about your system health and performance like CPU temperature, clock speed, RAM usage, etc.

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8. Mz Game Accelerator

Mz Game Accelerator

Support: Windows 7, Vista and XP

Are you looking to speed up and optimize gaming performance of your old PC or laptop? If yes, Mz Game Accelerator is one such nifty game speed booster & optimizer software that helps you extract every bit of performance out of your older version of Windows PC.

Something that can be considered a drawback is that it does not offer support for modern-day Windows operating systems, but apart from that, this is an excellent game optimization software.

Key Features of Mz Game Accelerator:

  • A well-designed game booster tool with a simple user-friendly interface.
  • Mz Game Accelerator is a relatively lightweight tool compared to other best game performance booster software for Windows.
  • It frees up RAM and CPU usage on your PC or laptop which results in improved gameplay performance.

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9. ToolWiz Game Boost

ToolWiz Game Boost

Support: Windows 7, Vista and XP

One solid game booster for Windows to try is ToolWiz Game Boost, a free software to optimize your computer’s performance while playing video games. One downside of this tool compared to other best gaming optimization software mentioned on this list is that it doesn’t work with Microsoft’s latest Windows 10 OS.

Key Features of ToolWiz Game Boost:

  • It temporarily shut downs RAM hungry applications which are running in the background.
  • It helps defrag your memory to make games run faster on your PC.
  • Despite being freeware, it comes with an intuitive interface and lets you boost games with just click of a button.

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10. Superb Game Boost

Superb Game Boost

Support: Windows 7, 8, and 10

Superb Game Boost is a simple but effective game booster for Windows 10, 8, and 7. This game boosting app may not be without some flaws, but overall it does a decent job of providing a fast-paced gaming experience.

Key Features of Superb Game Boost:

  • It works as a game enhancer for Windows PCs, enabling you to boost game performance by limiting background running tasks and memory usage.
  • It provides a noticeable boost in frames per second just like any other FPS booster for Windows.
  • This best game boosting tool allows you to check CPU temperature and fan speed during the gameplay.

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11. Smart Game Booster

Smart Game Booster

Support: Windows 10, 8.1, 8, 7, Vista, and XP

Smart Game Booster is another best game optimizer for Windows that can make your PC lightning fast in seconds with just one-click of the “Boost” button.

This is an all-round tool featuring a Game Booster, Game Launcher, Disk Defrag tool, and even a Free Driver Updater. Besides this, it also offers Overclocking features, a System Optimizer, and a PC Game Recorder tool.

Key Features of Smart Game Booster:

  • It boosts FPS as well as in-game display FPS.
  • Monitors the CPU & GPU temperature and prevents overheating of the CPU.
  • Creates free space for the games on your PC.
  • You can download it for free to enhance your gaming experience.

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 12. JetBoost


Support: Windows 8, Windows 7, Vista, and XP

JetBoost is another best game booster software for users seeking to clean up the RAM and achieve the best gaming experience. Similar to other top free gaming performance booster software, it halts all the unnecessary background operations that are responsible for making your PC perform at snail’s pace.

Key Features of JetBoost:

  • This game speed optimizer is extremely simple and is easy to use.
  • It dedicates all of your system resources to the game you’re playing.
  • JetBoost offers several customizable game boost options with a single click functionality.

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13. Latency Optimizer

Latency Optimizer

Support: Windows 10, 8, 7, Vista, and XP

Developed by Badosoft, Latency Optimizer comes with a wide variety of performance boosting and optimization features, making it the best game booster for PC available in the marketplace currently. To clean up RAM and boost game performance, the Latency Optimizer is definitely an ideal choice.

Key Features of Latency Optimizer:

  • This game boosting app helps users to fix lag and high in-game latency issues.
  • It allows users to boost games and increases the overall speed of your Internet and PC.
  • Badosoft’s game optimizer software comes with many powerful diagnostic tools that help resolve poor game performance issues in the blink of an eye.

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14. EZ Game Booster

EZ Game Booster

Support: Windows 7, 8, and 10

This is another highly-rated game booster for Windows 10 users. The presence of advanced optimization and cleaning features like auto RAM clean and speed tweaks makes it one of the best game boosting software for PC.

So, if you’re trying to find something that can do more than just boost gaming performance, EZ Game Booster could be a perfect option for your needs.

Key Features of EZ Game Booster:

  • It suspends background running apps that are not necessary while playing games on PC.
  • It improves the PC startup time by 200%.
  • This game booster tool auto cleans up the RAM and optimizes Internet speed for a reliable gaming experience.

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15. Chris-PC Game Booster

Chris-PC Game Booster

Support: Windows 10, 8, 7, Vista, and XP

Chris-PC Game Booster is a relatively new software to boost games and increase FPS on your PC. If you’re looking to get the most out of your PC hardware while playing online games, then this easy to use game accelerating software is your best bet.

Read Also: Best Game Speed Booster Apps For Android Phone

Key Features of Chris-PC Game Booster:

  • This tool comes with a flexible interface and loads of easy to use customizable options.
  • It optimizes RAM memory usage and CPU/GPU performance to give you enhanced multiplayer gaming experience.
  • It provides faster and smoother gaming graphics animations in just one-click.

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16. GameLibBooster


Support: Windows 7, 8, and 10

Next tool on our list of best game optimizers is GameLibBooster from Nurgo Software. It allows you to limit RAM usage to make your game data load much faster.

The only major disadvantage of having this game boosting utility is that it offers support for only Steam games for now which could turn away many potential users who love to play high-end PC games like Fortnite.

Key Features of GameLibBooster:

  • It’s a well-designed top game speed booster for Windows users.
  • It keeps all of your hard drives optimized to ensure your games run on the fastest drive.

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17. SpeedItUp


Support:- Windows 7 or later 

Those who are looking for the best game booster to clean up RAM and boost up the overall performance of the system can opt for SpeedItUp Free. It is the best way to optimize the CPU. Though it is a lightweight tool, it provides powerful yet effective features. And, above all, it is an absolutely free tool available in the market to optimize CPU and RAM. 

Key Features of SpeedItUp Free:

  • If you are confronting lag problems because of the low CPU configuration and Ram, then you can use SpeedItUp Free to clean up Ram. 
  • Constantly cleans up junk files automatically.
  • Plus, increases internet speed as well. 
  • And, it doesn’t require much space as it is quite a dense game booster tool. 

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18. Jitsumi’s Game Booster

Support:- Windows 7 or higher 

Yet another best game booster tool that you can use to optimize the CPU and boost RAM is – Jitsumi’s Game Booster. It is a lightweight tool but works quite fastly as compare to other game booster tools. Jitsumi’s Game Booster is not only good enough to run games smoother than ever but also it is great enough to clean junk files as well. 

Key Features of Jitsumi’s Game Booster:

  • It is a lightweight and fast tool that runs games smoother than ever. 
  • Frequently and automatically cleans junk files.
  • It permits you to change the Window Mode for any game.
  • An extremely simple user interface to use.
  • Has equipped with a built-in CPU and RAM optimizer.

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Bottom Line: What’s the Best Game Booster & Optimizer for Windows PC?

Our aforementioned list contains a bunch of the best game booster software 2021 has to offer, along with their notable optimization and performance-boosting features. Each of the above-mentioned game speed optimizers holds strong capabilities to optimize your CPU and RAM usage to provide higher frames per second and enhanced gaming experience.

Shortlisting the best among them solely depends upon your system and hardware requirements. Both ‘ToolWiz Game Boost’ and ‘Mz Game Accelerator’ works perfectly with old-age computers running on an older version of Windows. Razer Cortex, WTFAst and Wise Game Booster are excellent for users who love to play high-specs games on a PC or laptop.

So before selecting a game boosting software for your PC, consider all the features that we have mentioned and then choose the one that suits best to your requirements.

Monil is a professional writer whose forte is absorbing a lot of data and help large technical organizations convey their message clearly across multiple products. An engineer by qualification, his affinity for design enables him to write to inspire, energize, and influence various audiences to uncover their true potential. When not writing, Monil is likely to be found listening to music, traveling, or simply excavating into his favourite cuisines.

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