Only the current version so far — new entries appear as the app ships updates.
MoSIP C5–SIP Softphone for Uni is a communication app by Voxvalley Technologies Pte. Ltd. with 10,000+ downloads (about 38K estimated). +18 installs in the last 7 days. Released Feb 15, 2018. Install growth, rank history, SDKs and ad networks.
From the store listing: “An enterprise level UC softphone which works with any SIP Standard UC/IP-PBX.”