The free edition is excellent, but the two premium versions – System Mechanic and System Mechanic Pro – are well worth considering if you find yourself using it regularly – and Iolo is offering a 70% discount with the voucher code TECHRADAR. Its PC optimization toolkit really does make a difference whenever we've tested System Mechanic we've found a significant speed improvement, especially at startup.

Not only does this free up key system resources, it also eliminates traces of your browsing activity to protect your privacy. Iolo System Mechanic removes junk files and unwanted apps, blocks bloatware and unwanted auto-run settings, clears out RAM and wipes various logs, browser histories and caches. So make sure to double-check before entering your payment details that this is actually what you want to add to your purchase. Game Booster is 100% freeware, without any virus, adware, and spyware.Update: A recent change to Iolo's checkout process means you will be automatically subscribed to a $19.99 per month support package when you purchase a product. Game Booster does not overclock your hardware, does not change your Windows Registry and system settings. Game Booster prevents and avoids possible conflicts and incompatibility, by temporarily closing background processes and unnecessary Windows services. Game Booster gives more CPU and RAM to your games, making your games running at the peak performance. Its intuitive interface makes Game Booster the perfect tool for complete computer dummies. Game Booster makes it simpler to enjoy the latest games and take your experience to a new level. That means you can keep all the features of Microsoft Windows Vista and XP ready for when you need them, but turn them off when you are ready to get down to serious business - gaming.

It works by temporarily shutting down background processes, cleaning RAM, and intensifying processor performance. Game Booster helps achieve the performance edge previously only available to highly technical enthusiasts.

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