Become a subnetting Jedi and have fun at the same time!
Binary Blitz is one of my apps available for android. It is a collection of fun games to help perfect your subnetting and binary skills.
This is app is great if you are preparing for your CCNA / CCNP or an equivalent exam, the reviews speak for themselves.
CIDR – A game to speed up your conversions between CIDR notations and Subnet Masks.
BINARY – Test your speed converting from decimal (0-255) to binary.
NETWORK – You are given an IP address and CIDR your mission is to find the correct network address, broadcast address, first usable ip or the last usable IP.
WILDCARD – You are given a subnet mask or a CIDR and you need to find the correct wildcard mask.