ubunsys is described as 'Software installer of a helpful package list, able to do changes on system configuration, updates, execute improves, fixes, executing actions to blow of mouse click' and is an app in the OS & Utilities category. There are eight alternatives to ubunsys for a variety of platforms, including Linux, Windows, Linux Mint, elementary OS and Ubuntu Kylin. The best alternative is Stacer, which is both free and Open Source. Other great apps like ubunsys are Ultimate Windows Tweaker (Free), ucaresystem core (Free, Open Source), NeteXt'73 (Free, Open Source) and Ubuntu After Install (Free, Open Source).
Ultimate Windows Tweaker is a freeware Tweak UI Utility for tweaking and optimizing Windows. It can simply be downloaded and used as a portable application to customize your Windows to meet your requirements.
ucaresystem app is an automation script that automatically and without asking for your intervention performs some crucial Ubuntu maintenance processes, which otherwise would be done one by one and pressing Y / N each time.
NeteXt'73 is a collection of useful scripts. Its main function is to facilitate the installation of eXt 73 kernels and optimizations. It is also expanded with new scripts managing, among others: repositories, keys GPG, SysV, Upstart and Systemd services.
PostInstallerF is a small, lightweight, useful tool that can be used to install 100+ essential softwares, Games, audio/video codecs, and third-party repositories which are not included by default in Fedora, Ubuntu and Manjaro.