This metronome makes tempo keeping easy by 4 colors 4 blocks visual flash even without click sound.

This is advanced metronome that can synchronize and control tempo and accent on some remote iPhones using blue tooth device.
We tested it using iPhone 3G, 3GS, 4 and iPad.(Sync Demo movie http://iiv.jp/?i)

This application would be useful for training with some members.

Of cause you can use it as a ordinary standalone metronome.

[[Feature]]
- 4 colors 4 blocks flash. 8 kinds of flash pattern.
- BPM : 30 - 320
touch and move the "--tempo--" area to left or right to change tempo.
(touch the number to reset to 120 bpm. touch left side of the number to decrease 10 when right, increase 10)
touch the "start/stop" area to start/stop metronome.
- Beat(accent) : 1 - 8
- Counter : bar and total.
- Taping tempo
touch the "tap" area.
touch the number under the "tap" area to change tempo.
- Mode : Master, Standalone, Slave.
- Sync ID : synchronized group ID. communicate between master and slave with the same ID.
- Peer ID : blue tooth peer ID when master or slave mode.
- Status : communication status when master or slave mode.
- Connected slave : the number of slave when master mode.
- Delay : start timing when slave
- Adjust : adjust click timing while playing when master or slave mode.

[Master mode]
- send setting of tempo, beat and start/stop trigger to slave iPhone(s).

[Standalone mode]
- ordinary metronome mode.

[Slave mode]
- receive setting of tempo, beat and start/stop trigger from master iPhone.
- lock user operation. (can't operate and change setting)