MIDIWriter for iOS

[[ A STRANGE MUSIC TOOL FOR MANIAC MUSIC LOVERS! ]]MIDIWriter is a simple app that transmits MIDI note messages by hitting keys on a keyboard. Playing an input phrase as a sequence is also possible. The tempo and the loop can be set.You can use either the on-screen software keyboard or a Bluetooth/Dock-connected hardware keyboard for iOS.To actually hear sound, a CoreMIDI sound generator app must be running in the background. Compatible sound generator apps include ThumbJam, Animoog, NLog MIDI Synth, NLog Synth Pro, bs-16i, SunrizerXS synth, Sunrizer synth, and Anaphobia Mini. You can also play sounds via an app running on another iOS device, or via a MIDI Network Session running on a Mac.Using a background app (Virtual MIDI):1. Open a sound generator app and enable CoreMIDI and the background mode.For example, with ThumbJam, enable Use CoreMidi and Active in Background in the MIDI Control section of the preferences. Some apps enable them automatically or by default (ex. NLog MIDI Synth).2. Open MIDIWriter and type any key. Youll hear a sound from the iPhone. You can also use an external keyboard connected via Bluetooth or the Dock connector.Using a Mac application (MIDI Network Session):1. Connect the Mac and the iPhone to the same Wi-Fi network.2. Open MIDIWriter on the iPhone.3. Open Audio MIDI Setup on the Mac and open Network in the MIDI Studio window.4. Click the + button at the Sessions area to create a new session, and click the checkbox to enable the session.5. If your iPhone is not available in the Directory list, click the + button to create a new device entry. Enter your iPhones IP address in the Host field and enter a name and port number (e.g. 5004).6. Click your iPhone in the Directory list to select it, and click the Connect button to add it to the session.7. Open a CoreMIDI compatible sound generator application (ex. Ableton Live) on the Mac, and choose the network session for the MIDI input port.8. Type any key on MIDIWriter. Youll hear a sound from the Mac. You can also use an external keyboard connected to the iPhone via Bluetooth or the Dock connector.