The Interval Test provides users with all interval-related content.

📏 Measuring intervals
Measuring the interval is straightforward in this app. If you change the height of the note of the interval the interval name is automatically and immediately measured.
The interval which you measure appears on the score and on the keys. So you can study the interval systematically counting the number of semitones between two notes on the keys.

📝 Interval Test
Once you become more familiar with music intervals try solving some interval questions.
Interval questions are shown on the score and the keyboard. Even if you are not familiar with intervals you can answer the questions easily by counting the semitones of the two notes on the keys. if you get a full score you can see the fireworks animation for congratulations. The colors and numbers of Fireworks animations are changed depending on the level of difficulty.

🎤 Interval Sight Singing
If you press the play button on the measuring intervals you can listen to the sound of the interval. Through this feature you can practice interval sight singing. Please refer to the sight singing video in this app for details.

👂 Interval Ear Training
Interval ear training in this app is a demo that users can be listen to only 1·4·5·8. If you want to get full version you have to buy the Interval Test Pro.

📒 music theory:
In the interval theory you will see some of basic music theories for beginners.
Hopefully this app will help you to study music well. Thank you.😃

🙏 Credits
- Animation Fireworks by JAMEY C. at lottiefiles.com
- Animation fireworks! by Ellie at lottiefiles.com
- Animation Fireworks by nekogrammer at lottiefiles.com (This animation has been edited in frame rate and color than original.)