SPT PC-Phone Dialer is developed by SPT_SIP. The most popular version of this product among our users is 1.0. The names of program executable files are msptfone.exe, rvfone.exe. The product will soon be reviewed by our informers.
You can check Net2Phone SIP Dialer, GCC Mobile Dialer, Open PC-2-Phone Dialer and other related programs like Phone Dialer Pro at the "download" section.
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