With the development of technology, more and more apps appeared in the mobile market. 20,000+ users downloaded Ops latest version on 9Apps for free every week! This indicates many people like this application. This hot app was released on 2018-11-21. Be sure that you check your current app before you start a run.
Using the available numbers and symbols, it would finally make the result.
This game would help to activate the brain and improve logical thinking.
**UPDATE**
Bug Fix
9Apps 4.9
