IObit Uninstaller has a lot of competitors, but we’re highlighting just two Geek Uninstaller (opens in new tab)and Ashampoo Uninstaller (opens in new tab). IObit prioritizes paying customers over non-paying customer support inquiries. However, note that customer support isn’t guaranteed for the free version. You can contact the company directly to help resolve difficulties with the app. IObit offers customer support through email and telephone. IObit's FAQs contain plenty of useful information to get you started (Image credit: IObit) Support