Glary Utilities is our pick for a free Windows optimizer, but it pays to shop around. Here is how it compares to the most common Glary Utilities alternatives. Try a free Glary Utilities download first — then switch only if something specific is missing.
1. CCleaner
Developer: Piriform (Avast) • Price: Free / $29.95/year Pro
CCleaner is perhaps the most well-known PC cleaner. It excels at removing temporary files and browser cache but has moved many features behind a paywall in recent years. The free version no longer includes registry cleaning. CCleaner is a solid choice for basic disk cleanup, but Glary Utilities offers more free features including registry repair, startup management, and privacy protection.
Best for: Users who only need basic disk and browser cleaning.
2. Advanced SystemCare
Developer: IObit • Price: Free / $19.99/year Pro
Advanced SystemCare offers a similar all-in-one approach with AI-powered scanning and real-time system monitoring. The interface is modern and feature-rich, but the free version includes aggressive upselling and bundled software offers. Performance improvements are comparable to Glary Utilities, though the installer is significantly larger.
Best for: Users who want real-time monitoring and AI-driven optimization.
3. AVG TuneUp
Developer: AVG Technologies • Price: $39.99/year (no free version)
AVG TuneUp (formerly TuneUp Utilities) is a premium-only optimizer with sleep mode for programs, automatic maintenance, and a polished interface. There is no free version, making it less accessible than Glary Utilities. The higher price point is justified by brand recognition and integration with AVG antivirus products.
Best for: Users already in the AVG ecosystem who want a premium experience.
4. Wise Care 365
Developer: WiseCleaner • Price: Free / $29.95/year Pro
Wise Care 365 provides registry cleaning, disk defragmentation, privacy erasing, and system monitoring. The free version is capable but shows more advertisements than Glary Utilities. Wise Care 365 includes a disk defragmenter, which Glary Utilities lacks as a built-in feature.
Best for: Users who specifically need disk defragmentation alongside cleanup tools.
5. BleachBit
Developer: Open Source • Price: Completely Free
BleachBit is a free, open-source disk cleaner popular among privacy advocates and Linux users. It also has a Windows version. It lacks registry cleaning, startup management, and the polished interface of Glary Utilities, but it is completely free with no ads and no paid tier. Ideal for tech-savvy users who prefer open-source software.
Best for: Privacy-focused users who want a free, open-source, no-nonsense cleaner.
Why We Recommend Glary Utilities
Glary wins on free-tier depth: registry cleaning, startup control, file recovery, and driver updates in one 12 MB installer. Nothing else free comes close. Full CCleaner comparison: Glary Utilities vs CCleaner.