lightnote is described as 'Brief interactive music theory lessons that demystify the music behind the madness' and is an website in the Education & Reference category. There are nine alternatives to lightnote, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and iPhone. The best alternative is ClassiCosmos, which is free. Other great sites and apps similar to lightnote are EarMaster (Freemium), SoundGrail (Free), GNU Solfege (Free, Open Source) and Ear Teacher (Paid).
Professional software for ear training and practical music theory on Windows and Mac. A program such as EarMaster will provide you with: Progressive lessons made by music teachers that help you build up your skills according to your actual level.
GNU Solfege is free music education software. Use it to train your rhythm, interval, scale and chord skills. GNU Solfege is an ear training program written to help you train intervals, chords, scales and rhythms.
Ear Teacher is a music theory and ear training application. It is completely audiovisual and contains dozens of interactive exercises for rhythm, melody, and harmony. You can tap rhythms, sing intervals, sight-sing, playback melodies, and much more.
LenMus is a free program for learning music. It allows you to focus on specific skills and exercises, on both theory and aural training. The different activities can be customized to meet your needs. It includes an score editor.
Listening Music Teacher helps you to learn how to analyze sounds. The program explains the relationship between our music system and the laws of physics. It explains chord qualities and chord inversion. The exercises help you to recognize chords.