Version Control Software, sometimes revision control, tracks and manages changes in documents files, and data also sites and their repository of assets with timestamps. This is useful in the configuration management of applications and systems.
Continuous Integration (CIS) software is used primarily by organizations that develop software applications. This software enables development teams to continuously integrate and test the various pieces of a software project.
Code Review tools are designed to help developers improve software quality. Using these tools, software developers review each other's code before releasing software to QA. The goal is to identify bugs and create more maintainable code.