Harmony & Counterpoint vs Jazz Progression Trainer

Harmony & Counterpoint is a comprehensive music theory learning app designed to connect theoretical knowledge with practical musical writing. Study harmony, counterpoint, voice leading, solfège, ear training, instrumentation, orchestration, and jazz arranging through structured lessons and notation-based exercises. Rather than simply reading explanations, you can enter notes, solve musical problems, and receive immediate feedback. The Learning Guide and Note Input Guide help you understand how to progress through each subject and use the notation tools effectively. Whether you are studying composition, arranging, music theory, or preparing for formal music education, Harmony & Counterpoint provides a structured path from fundamental concepts to more advanced writing techniques. Main areas of study include: • Harmony and voice leading • Species counterpoint • Music theory and notation • Solfège and ear training • Instrumentation • Orchestration • Jazz harmony and arranging • Practical notation exercises • Immediate feedback and learning progress

Jazz Progression Trainer is a practice tool designed for jazz musicians who want to internalize chord progressions by ear. Play along with a full rhythm section Listen to a real piano, walking bass, and drums as you practice. Each progression is performed at your chosen tempo, looping continuously so you can focus on your instrument. Progressions included Major II-V-I Minor II-V-I Jazz Blues (12-bar) Minor Blues (12-bar) Rhythm Changes (AABA, 32-bar) All 12 keys Transpose any progression instantly to any key. Build fluency across the entire harmonic universe. Adjustable tempo Set the BPM anywhere from 60 to 300. Start slow, build confidence, then push the speed. Visual chord guide The current chord is highlighted on screen as the progression plays, so you can always see where you are in the form. Whether you're a beginner learning your first turnaround or an advanced player drilling changes at 240 BPM, Jazz Progression Trainer keeps up with you.