The RAND function returns numbers from the interval [0,1), and if you need to generate numbers from another interval, you should use the following formula: =RAND() * (bâa) + a. This will return random numbers from the interval [a,b) - greater than or equal to a, and less than b.
At the time, 5.4 was made available as a beta release alongside the stable 5.3.4 release. Now that 5.4 has become the latest stable Unity release, it seems the company intends to keep the program going a beta version of Unity 5.5 is slated to debut in the near future. source.
Here are four Unity tools we used to optimize the framerate of the iPhone / Android versions of Momonga. The first thing to look at when you want to improve the performance game is the Unity Profiler. It is a Unity Pro feature that lets you analyze performance bottlenecks. The Profiler is an invaluable tool. With it, you can determine where any framerate issues are coming from.