Geek Uninstaller vs O&O AppBuster

Geek Uninstaller is a Windows utility for removing unwanted software. Its free edition runs as a portable EXE on 32-bit and 64-bit Windows, including Windows 11, 10, 8.1, 8 and 7, and requires administrator permissions. After a standard uninstall, it scans for leftover files and registry items. Force Removal is intended for stubborn or broken programs that cannot be removed normally. The free edition can also uninstall Microsoft Store apps on Windows 8, 8.1, 10 and 11, and its interface is translated into more than 40 languages. The Free plan is free, for personal use, and includes no support. Batch uninstall and installation monitoring are not available in the free edition. Paid offerings are presented under different names and terms: Geek Uninstaller PRO is listed at $24.95 a month with a lifetime license, while Uninstall Tool Standard License is $24.95 as a one-time purchase and the Portable License is $39.95 as a one-time purchase. Uninstall Tool, developed by CrystalIDEA Software based on Thomas Koen's code, adds installation monitoring, startup-program management, batch removal and technical support. It can be tried free for 30 days.

O&O AppBuster is a free Windows utility for managing and removing apps. Its listed functions include batch uninstalling, forced removal, and scanning for leftover items. A portable version is available, and no installation is required. The plan is described as freeware with no paid edition or trial period. Other listed capabilities include backup, recovery, drive optimization, and wiping. Optimization can be scheduled, run automatically, or performed at boot; shredding can also be scheduled, and free-space wiping and certified overwrite methods are listed. Recovery sources include hard drives, partitions, SSDs, memory cards, USB sticks, and digital cameras. File preview and bootable recovery are also listed. Compatibility details differ between the supplied Windows lists: one names Windows 7–10 and several Windows Server versions, while another lists Windows 10 and 11. Confirm support for the Windows version in use rather than assuming the lists describe the same range. Install monitoring and junk cleanup are specifically marked unavailable. The supplied facts also list a paid-from figure of 49.95 one-time, although the AppBuster plan itself is described as having no paid edition.