AmericanCoin AMC is based on Litecoin and is the most patriotic crypto-currency ever. It has a block reward of 100 coins and will have a total of 168 million coins. This makes it 2 times that of LiteCoin.
Animecoin is a cryptocurrency based on modified quark-algorithm. Animecoin was created for worldwide anime community by it's own members. Cryptocoins based on the QUARK mining algorithm, so every anime fan can mine it using only CPU.
AntimatterCoin (ANT) is a peer-to-peer Scrypt-based cryptocurrency. AntimatterCoin is very rare indeed with only 1 million coins to be produced over a ten year period so it is going to be highly collectible and is already being listed on exchanges. There
AppCoin is developed specifically with the mobile marketplace in mind. Fast, secure, and platform and location independent, AppCoin is a perfect payment method for digital purchases like applications and games.
AsicCoin launched on Sept. 11, 2013 as a cryptocurrency designed to be mined on a specific type of processor called an ASIC (Application-Specific Integrated Circuit). AsicCoin was inspired by bitcoin and drew sourcecode from bitcoin version 0.8.
AtheistCoin (ATH) is a peer-to-peer digital currency. Remarkable is the source code: Atheistcoin doesn't inherit the limitations of other digital currencies like Bitcoin because it was based on the Groestl algorithm.