What are some alternatives?
When comparing InstallBuilder and install4j, you can also consider the following products
Inno Setup - Inno Setup is a free installer for Windows programs.
NSIS - NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows...
IzPack - IzPack is a one-stop solution for packaging, distributing and deploying applications.
InstallShield - If your software targets Windows, InstallShield is your solution.
WiX - Create a free website with Wix.com. Customize with Wix' website builder, no coding skills needed. Choose a design, begin customizing and be online today
InstallForge - A very simplistic and streamlined program for creating installation files.