Quiztones is a frequency ear training app for amateur and professional audio engineers and musicians. Quiztones uses frequency-altered tones, noise and musical loops to train your ears and help develop more acute listening and frequency recognition skills. 

Quiztones will... 

• Sharpen your ears & frequency recognition skills 

• Improve your mixing and EQ chops 

• Prevent noise and frequency buildup in your mixes & recordings 

• Eliminate the need to sweep for frequencies 

Quiztones cleverly uses quizzes to engage users in training exercises. Each EQ quiz includes four trainers: 

• Easy frequency boost

• Hard frequency boost

• Hard frequency cut

• Expert frequency boost – 1/3 octave (available via in-app purchase)

Quizzes included in version 1.6: 

• Music Library 

• Tones

• Pink Noise

• Piano

• Bass

• Drums

• Strings

• Strings 2

• Orchestra

• Upright Bass

• Female Vocals

• Electric Guitar

• Acoustic Guitar