DescriptionGrand Piano Pro is a 88 key keyboard with low latency support, support for Midi via USB and 7 high quality instruments:
✓ WST Grand (a grand piano based on Warren Trachtman's piano samples)
✓ Bright Grand
✓ Legend EPiano
✓ Rhodes EPiano
✓ Honky Tonk Piano
✓ Rock Organ
You can download demo recordings and a trial version from http://www.refined-apps.com/grand-piano
We also offer other music apps. For details, see refined-apps.com.
If you have questions, remarks or suggestions, mail us at email@example.com.
-- Highlights ----------
✓ Low latency audio
Low latency audio is a weak spot of Android (see http://code.google.com/p/android/issues/detail?id=3434).
Grand Piano provides lowest possible latency on your device.
✓ High quality samples for all contained instruments.
✓ Support for external keyboards and expanders
On devices with USB host support (e.g. Galaxy Nexus, Nexus 7, Acer A500, Asus TF101, ...) you can connect an external keyboard or midi expander. You can play Grand Piano from your external keyboard or play an external sound generator from Grand Piano.
✓ Midi file player included
The included midi player works with any standard midi file stored on your android device. You can output the midi events via Midi/USB (if your device supports it; see above)
-- Features --------
✓ Lowest possible latency depending on your devices.
✓ 7 instruments with high quality samples
✓ Midi In&Out via USB on devices that support USB-Host/OTG (e.g. Asus TF101, Acer A500, Galaxy Nexus, Nexus 7, ...) for Standard Midi/USB devices (i.e. devices that do not need a driver on Windows/Mac)
✓ Includes a midi file player
✓ 53 classical midi files included
✓ Up to 512 notes simultaneously
✓ 88 key scrollable keyboard
✓ Settings for the number of displayed keys, optional vibrate on touch, ...
✓ Multitouch only limited by your device
✓ Note Velocity
✓ Sustain, pitch bend etc. via midi
✓ Various reverb settings (no reverb, small church, medium church, cathedral, ...)
✓ Runs on android >= 4.0.3, phones and tablets
✓ No ads
-- Usage Tips / Hardware requirements --------
✓ Needs ca. 41 MB on your sdcard for the samples
✓ Use headphones / external speakers for better sound
✓ For the best sound, the device should have at least a 1GHz single core processor
---- Pro-Features ------------
Grand Piano Pro provides all the features of the Free version plus:
✓ 7 instruments instead of 2
✓ Midi via USB
✓ Midi player
✓ 53 classical midi files
✓ No ads
-- Permissions --------
android.permission.WRITE_EXTERNAL_STORAGE to extract the samples onto the sdcard
android.permission.VIBRATE for vibrate on touch support
android.permission.INTERNET to be able to download midi files if selected e.g. in a browser
android.permission.MODIFY_AUDIO_SETTINGS for better audio support (OpenSL)
com.android.email.permission.READ_ATTACHMENT to enable mail apps to forward midi file attaments to this app
com.android.vending.CHECK_LICENSE to check the license