Windows (10000 programs)
Pros: Features over 25 levels. Fun for all ages.
Cons: Can't mute background music.
Pros: Includes both client and server apps. Attractive interface. Support for file transfer and video chats.
Cons: None so far.
Pros: Free to Use. Extensive Functions and Tools. Accurate Calculations. Shows Large Numbers Completely.
Cons: Does Not Accept Large Numbers as Input Data. Cannot Calculate Data with Fewer Digits. Requires Longer Learning Curve for Novice Users.