Here’s a list of music apps I’ve checked out. For most apps, there is a Lite (free) version and a paid (full) version. I’ve checked out all the free versions and also bought the full versions. I’ve only included apps that I think are worth buying.

Sight Reading
Name	App	Compatibility	Price	Level
Sight Reader	App	iPad	Free (with seven $0.99 worthwhile in app purchases for piano)	Beginner
Tenuto		iPod, iPhone, iPad	$3.99	Beginner (with help setting up), Intermediate, Advanced
Sight Read Music Quiz for Piano Lite		iPod, iPhone, expands to fit iPad	Free (Lite version)	Beginner
Sight Read Music Quiz for Piano		iPod, iPhone, expands to fit iPad	$1.99	Beginner, Intermediate, Advanced
Note Squish		iPod, iPhone, iPad	$0.99	Beginner
Learn Notes		iPod, iPhone, iPad	$0.99	Beginner
Bass Cat		iPod, iPhone, iPad	$2.99	Beginner, Intermediate
Bass Cat HD		iPad	$3.99	Beginner, Intermediate
Treble Cat		iPod, iPhone, iPad	$2.99	Beginner, Intermediate
Treble Cat HD 1		iPad	$3.99
		Compatibility	Price	Level

Ear Training
Name	App	Compatibility	Price	Level
Right Note Lite – Ear Trainer		iPod, iPhone, iPad	Free (Lite Version)	Intermediate, Advanced
Right Note – Ear Trainer		iPod, iPhone, iPad	$6.99	Intermediate, Advanced
Ear Trainer Lite		iPod, iPhone, iPad	Free (Lite version)	Intermediate, Advanced
Ear Trainer			$6.99	Intermediate, Advanced
Relative Pitch Lite		iPod, iPhone, iPad	Free (Lite version)	Intermediate, Advanced
Relative Pitch		iPod, iPhone, iPad	$7.99	Intermediate, Advanced
Play By Ear – Ear Training		iPod, iPhone, expands to fit iPad	Free	Intermediate, Advanced
		Compatibility	Price	Level