Supports all PC devices! Money Back Guarantee. If you want more features, many of these free PC optimizers also have premium counterparts that can perform more advanced tasks, and offer additional tools like secure file deletion and scheduled scans. It's worth noting that you can do much of what these free PC optimizers do yourself using Windows' built-in system maintenance tools, but that's time consuming what's really being sold here is convenience. However, if your needs are more straightforward, we've also rounded up four other excellent tools that will give your PC a thorough spring clean without offering an intimidating number of options.

The best free PC optimizer available today is Iolo System Mechanic - a feature-packed toolkit containing everything you need to purge unnecessary files, fine-tune your PC's settings and protect your privacy at the same time. With Windows 11 rolling out to more users since its release in October, it's best to make sure that your PC is ready for the upgrade, as long as it meets the minimum requirements. That's why we've tested all the most popular options and rounded up the ones that we believe will give your PC a noticeable speed boost, with no hidden extras or intrusive ads. There are many free PC cleaners and optimizers that claim to deliver noticeably faster performance, but not all live up to the hype.

The best free PC cleaners provide a simple way to keep your desktop computer or laptop optimized and running smoothly.

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