Which tools and programs are best suited for making the cheapest calls to mobile and landline numbers and recording these conversations with them in good quality? Who knows what to do?
Skype or X-Lite with a VoIP contract. Skype can be easily charged and is a solution with little configuration effort. X-Lite is only a client, you need a VoIP contract for this. But you get it thrown afterwards.
Sipgate
Install WhatsApp on the PC and via WLAN or LAN from the
Call all over the world all over the world.
Skype or Telegram or similar work similarly.
I wish you success
tomkaller
PS VoiceoverIP providers may also have PC programs.
Exactly:-)