Strings and Piano Keyboard is a simple but responsive Android musical keyboard application that features realistic sounds for the following instruments: Orchestral Strings, Violin, Cello, Pizzicato, Orchestra Hit, Grand Piano, and additional instruments sounds for Electric Piano, Brass, Trumpet, Sax, Flute, and Organ, and drums and percussion . The musical keyboard application features five (5) octaves and a maximum of thirteen (13) note polyphony, where users can play thirteen notes simultaneously without loss. The sounds are generated using audio streams and sound parameters cannot be changed as compared to real synthesizer keyboards. The tuning is preset at 440 kHz standard tuning or ISO 16 and cannot be changed.  While it is intended for personal entertainment purposes or as a pocket musical toy, this application can also be used as a reference tool to tune physical instruments, to identify notes while studying unfamiliar tunes, and possibly perform with other users as an ensemble while using the application.

 

Device Compatibility and Features:

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Strings and Piano Keyboard application is tested and optimized for 4 inch and larger screen size smartphones, and 7.8 inch Android tablets running on Android version 4.1 – 4.3.1 Jelly Bean and version 5.0 – 5.1.1 Lollipop, in landscape mode. The layout of octave and instrument selection controls is designed for one touch quick access while changing preferences and parameters and achieved by simply touching a button.  Changing octaves is simple and is achieved by touching the corresponding octave range at the keyboard overview located on top of the keyboard keys. Changing instrument sounds is also a one touch event and is achieved by touching the corresponding buttons located at the top of the keyboard overview. 

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Strings and Piano Keyboard features four (4) keyboard layouts to choose from.  One row keys layout which is the default layout which consists of twelve (12) or twenty four (24) keys with a default instrument set to Strings, and default octave set to play from C5 to E5 and C5 to E6 respectively. The other layouts  are two rows of keys consisting twenty-four (24) or forty-eight (48) keys. Octaves can be set to play a range of notes from C2 to B7 corresponding to a 72 keys full keyboard. Staccato playing style for Strings, Violin, Cello, and Grand Piano is now supported. Sustain function is now supported in the latest version and can be achieved by pressing the sustain button.  Duration of notes for Strings, Violin and Cello is limited to a range of 3.6 to 4.00 seconds and can be prolonged by pressing the corresponding key if needed.

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Main Features:

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• Realistic sounds for the following instruments: Orchestral Strings, Violin, Cello, Pizzicato, Orchestra Hit, and grand piano. 
• Four keyboard layout options; 12 or 24 keys one row layout, and 24 or 48 keys two row layout.
• Five (5) octaves and a maximum of thirteen (13) note polyphony. 
• Octave and instrument selection controls designed for one touch quick access while changing preferences and parameters by simply touching a button.