I am using Moz from last 4 years and I am happy with their services. Here I am going to tell some bare points of Moz that makes it different than other SEO software.
1. Reliable and Easy to use
2. Moz Bar
3. Moz Rank
4. SERP Analysis
TOOLS PROVIDED BY MOZ-
1. MOZ analytics
2. Open site explorer
3. Follower Wonk
4. Moz local
5. Rank Tracker