Guitar-Online Metronome 

This metronome plays tempos from 40 to 340 BPM. It also allows the user to play simple, compound and odd-time meters as well as mixes of measures (ie 13/8=3+2+3+2/8), etc. It plays different tones for accent, intermediate and regular beats.
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1.0 Ring Tone Maker Factory 

Ring Factory allows you to create ring tones from your favorite music and also allows you to choose from hundreds of real artists. Choose from the hottest wallpapers online. Make as many changes as often as you want. Works on any WAP phone.
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Free Guitar tuner 

Free guitar tuner, for tuning acoustic and electric guitars, from GCH Guitar Academy. Has a selection of tones to tune from, electric guitar, acoustic guitar and pure tone. Best of all it's completely FREE.
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Ringophone.com ringtones composer 

Compose ringtones by simply playing them using the virtual piano.
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DTMFDial 

Emits DTMF tones including A, B, C and D using PC sound card. Features programmable memory, last 16 number redial and single instance tool-tray operation.
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DTMF 

DTMF dial is a software program designed to emit DTMF tones (including A, B, C and D) from the PC sound card. It has push button, keyboard, clipboard paste and command line interface.
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