InstallShield is described as 'is designed to enable development teams to be more agile, collaborative and flexible when building reliable InstallScript and Windows Installer (MSI) installations for PCs, servers, Web and virtual applications' and is an app in the OS & Utilities category. There are more than 50 alternatives to InstallShield for a variety of platforms, including Windows, Linux, Mac, Wine and BSD. The best alternative is Inno Setup, which is both free and Open Source. Other great apps like InstallShield are NSIS (Free, Open Source), Advanced Installer (Freemium), WiX (Free, Open Source) and IzPack (Free, Open Source).
NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution.
Advanced Installer is a powerful and easy to use setup authoring tool which offers full Windows Installer support and more. You can configure every aspect of your installer through a simple graphical user interface or through its command line.
The Windows Installer XML (WiX) is a toolset that builds Windows installation packages from XML source code. The toolset supports a command line environment that developers may integrate into their build processes to build MSI and MSM setup packages.
WiX vs InstallShield opinions
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WiX is a website designer, not a Windows application installer.
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