Solfa. Learn to sight read music in G & F Clef. Notes above and below staff. Span 6 octaves. Applies to any instrument. Notes generated randomly and not limited to a repeating set. Switch between clefs for even more fun. Answer key for starters. Beginners set the pace by limiting the octave section to learn. Major and Minor Scales (sharps and flats). Piano sound can be muted. Great for phones. Perfect for tablets.
C D E F G A B C D E F G A H Do Ré Mi Fa Sol La Si Do Re Mi Fa Sol La Si ハ ニ ホ ヘ ト イ ロ Ni Pa Vu Ga Di Ke Zo Sa Re Ga Ma Pa Dha Ni
Sound Issues for iOS phones and tablets troubleshooting :
1) Try turning the device off and on. 2) Make sure the ringer is on. The ringer switch is located next to the + and - volume controls. 3) Upgrade to the latest iOS version. 4) For iPads without ringer switch, go to control center and turn it on (swipe up from the bottom edge of the iPad) - the ringer icon is on the right of the top row of icons
Licensing issues for android phones and tablets troubleshooting: When asked to buy the application after you already paid for the application, click the Retry button a couple of times until the license takes effect. Sometimes Google licensing servers are busy and you need to make multiple attempts.