What are some alternatives?
When comparing Ungit and GitStats, you can also consider the following products
SmartGit - SmartGit is a front-end for the distributed version control system Git and runs on Windows, Mac OS...
pre-commit - A slightly improved pre-commit hook for git
GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
GVfs - Git Virtual File System (by Microsoft)
GitHub Desktop - GitHub Desktop is a seamless way to contribute to projects on GitHub and GitHub Enterprise.
SourceTree - Mac and Windows client for Mercurial and Git.