'I was doing alright' Ear Trainer
This app allows you to select only the notes or patterns you wish to practice. Answering each question is straightforward, so one you understand how to setup the trainer, practicing listening skills becomes a very quick process.
http://www.trainear.com/index.php
This app allows you to practice recognizing intervals. It gives you a list of songs that use each interval to help you memorize how each interval sounds.
http://trainer.thetamusic.com/en
Many, many, many music video games to test pitch and rhythm skills. There are also many ear training games, and there are lessons provided to help learn the information required to win the games.
http://fiddlerman.com/fiddle-learning-tools/intonation-game/
This game test whether you can recognize whether a tone is higher or lower than a reference tone.
Also, click the 'Music Theory Games' link on this page for more ear training games.