Review Assistant

Microsoft's Visual Studio is one the best IDE for editing a program's source code in C++ and it provides a comprehensive platform for both mobile and desktop app development.
Review Assistant is a useful Visual Studio add-in that aims to streamline the coding and debugging processes by offering sleek tools for adding review comments directly within the code editor itself.

Useful Visual Studio add-in

Evidently, Review Assistant requires that you firstly install pre-requisites like .NET Framework 4 or higher. It is worth mentioning that Review Assistant can be installed on your system without Vistual Studio (more information is available on the app's website).
This is also a good time to point out that the add-in comes with full support for TFS, Subversion, Git, Mercurial and Perforce. One of the main advantages of this piece of software is the fact that it enables multiple developers to work on the same sequence of code concurrently.

Provides a user-friendly way to review code in Visual Studio

This provides team members with a more direct form of communication and quite efficient, considering the work is right there in from of them. You can add comments to anything from source lines, code blocks all the way up to the entire review. Note that you can also flag comments as defective or as mistakes.
To make things even more streamlined, the add-in makes sure that each unread comment or reply is clearly highlighted. Additionally, Review Assistant provides a smart way to categorize the discovered defects by importance with the help of colors.

Code review in Visual Studio - better than before

Last but not least, you should be aware of the fact that this add-in can also help you improve the code thanks to reports and statistics. With the aid of specialized features like Reviews Status, Code Coverage, Detailed and Statistics, you can keep track of the smallest of details within the project.
Therefore, it should not come as a surprise that all of these advantages recommend it as a worthy alternative for Vistual Studio's Code Review native feature.
All in all, Review Assistant not only makes working with Visual Studio far better but its also brings team members closer together and the project by offering a very efficient way of feedback and communication, directly within the IDE and in direct contact with the code.