Between them, the 6 softphone software on this page cover live chat (5), video conferencing (5), call recording (5) and call logging (4). 6 of them have written a profile you can read before you get in touch.
OnSIP is a hosted VoIP provider that offers a cloud business phone system. It takes the place of an on-site PBX, with the provider running the infrastructure.
MicroSIP is a portable SIP softphone for Windows. It is open source and built on the PJSIP stack. It connects to any SIP provider or PBX for voice and video calls.
The order is earned on evidence: client reviews, vetting, awards and the facts a business states on its own website, which we read and date. Nobody can pay to move up. Add reviews or verified facts to your free profile to move up at the next edition; there are two ways to stand out now, and each one says what it is.