AdTek Phone turns Chrome into a powerful WebRTC SIP softphone compatible with any supported SIP PBX, including Asterisk and FreeSWITCH. Make and receive calls directly in Chrome with persistent SIP connectivity, Side Panel, and standalone Window Mode. Boost productivity with CRM Screen Pop, Click-to-Call, Google Sheets and Maps integration, and real-time Webhooks. Track missed calls, view call analytics, and export history to Excel. One softphone. Multiple PBX systems. No desktop app needed.