Avira System Speedup vs Glary Utilities

Avira System Speedup provides cleanup and optimization tools, with features varying between the free and Pro versions. On Windows, its cleaner removes junk files, temporary data, browser traces, and other unnecessary data. Startup Guard manages programs that run when Windows starts to help shorten startup time; scheduled maintenance and restore-point tools are also listed. Avira says the Windows version includes backup and recovery tools for files, documents, and photos. The free version provides essential PC cleaning, essential speed optimization, and accelerated system starts. Pro adds disk and registry optimization, startup optimization, customizable power modes, Game Booster, and automatic system optimization. The listed Pro subscription covers one PC, renews automatically unless cancelled, and has no displayed price. Its product page offers 30-day access to premium products. Avira lists System Speedup for Windows 7 SP1 or later, macOS 10.15 or later, Android 9 or later, and iOS 11 or later. The Pro product page says support is available by phone and email. Avira describes its security and cleanup tools as made in Germany.

Glary Utilities is a Windows utility for cleaning and maintaining PCs, with more than 20 tools. Its features include junk cleanup, startup management, driver updates, scheduled maintenance, and restore-point tools. The startup manager identifies unnecessary programs that use system resources, while software-update tools help find newer versions. Privacy functions can locate and delete browsing records and permanently erase files. File recovery can help find accidentally deleted items, including after the Recycle Bin has been emptied. The free version is available for Windows PCs, and the Pro plan costs $39.95 a year for up to 3 PCs. Listed platform support includes Windows 11, 10, 8, 7, 2000, XP, and Vista in 32- and 64-bit versions; another listing specifically identifies Windows 10 and 11. The software is available in 44 languages. The listed version is 6.48, updated September 21, 2026; version 6.48.0.52 improves Uninstall Manager, Empty Folder Finder, and Startup Manager.