Call, chat, and video via SIP
Make voice and video calls using SIP and landline numbers. Send text messages via SIP MESSAGE. Connect to various SIP servers like Asterisk or FreeSwitch. Enable direct client-to-client calls. Use UDP, TCP, or TLS for SIP transport.
Showing 1–20 of 1,000 ranked alternatives.
Sviatoslav Volodymyruvych Litynsky Private Enterpreneur
Call, chat, and video via SIP
Make voice and video calls using SIP and landline numbers. Send text messages via SIP MESSAGE. Connect to Asterisk, FreeSwitch, and other SIP servers. Enable direct client-to-client calls. Use UDP, TCP, TLS, and SRTP for secure communication.
CounterPath Corporation
Call anytime, anywhere with SIP
Make and receive calls using SIP technology. Support HD audio and video calls. Integrate with XMPP and SIP SIMPLE protocols. Manage call server connections. Set up and configure communication preferences. Cancel subscription within trial period.
Snapcom, LLC
Make and receive calls anywhere
Make and receive calls using SIP protocol from any device. Transfer active calls between devices without interruption. Maintain consistent user identity across all devices. Send and receive messages. Access call history and manage contacts.
JIVETEL COMMUNICATIONS, LLC
Call users, receive calls, manage notifications
Make and receive calls using HD voice and video. Receive push notifications. Free calling between users. Support SIP protocol for VoIP services. Manage call history and settings.
CounterPath Corporation
Make and receive business calls remotely
Make and receive calls using VoIP. Manage contacts and call history. Access advanced call controls and settings. Integrate with company-provisioned accounts. Sync with the Stretto Platform for features.
Digivoice LLC
Call and message with HD voice
Make and receive calls using SIP technology. Send and receive push notifications. Support HD voice quality. Initiate free calls between users.
Ningbo Juphoon System Software Co., Ltd.
With friends, send messages, make calls
Make calls with friends and family using any device. Send an invite link to start a free face-to-face . Receive multiple phone numbers for unlimited and texting to any mobile or landline.
BAVAYA ADVANCED INFORMATION TECHNOLOGY
Make calls, record, and manage accounts
Make and receive calls using multiple accounts. Record calls and manage call waiting. Automatically provision new devices. Access business features like call forwarding and voicemail.
Spectrum VoIP, Inc.
Make and receive calls remotely
Make and receive calls using an iOS device with a account. Access contact list for dialing. Manage call settings and voicemail. Requires hosted VoIP service.
1-VoIP Enhanced Services, LLC
Call and text for free
Make and receive voice and video calls between users. Send and receive text messages. Share files directly. Receive push notifications. Support HD voice and video calls.
Teo Technologies, Inc.
Make and receive voice calls
Make and receive calls using Wi-Fi or data. Conference, split, or swap calls. Transfer calls and access contacts. Use speakerphone, mute, and hold functions. View call and voicemail indicators. Integrate with Teo Unified Communications platform.
Stash Networks Limited
Set rules, connect securely, manage proxies
Manage network traffic with - routing for TCP, UDP, and ICMP protocols. Configure servers and apply rules on domain, IP-CIDR, or User-Agent. Support DNS over TCP, TLS, and HTTPS. Enable MitM, HTTP rewriting, and on-demand connections.
INTERNATIONAL SECURITY GROUP, LLC
Make secure SIP calls
Make secure SIP-based calls with HD audio codecs. Receive and manage calls in the background. Use supported headsets or headphones. Requires a subscription for functionality.
Filippo Justice Inc.
Make and receive calls anywhere
Make and receive and video calls using SIP technology. Send and receive instant messages. Use company caller ID for outbound calls. Record calls automatically. Access high-quality audio with advanced compression.
PortSIP Solutions, Inc.
Receive calls and messages securely
Softphone allows users to make and receive calls and send instant messages via Wi-Fi or 4G/LTE. It integrates with PBX for push notifications. Users can access the iPhone contact list to manage calls and messages.
Banter Incorporated
Call, chat, and connect with others
Make and receive calls using HD voice and video. Send and receive push notifications. Initiate free calls between users. Support SIP protocol for voice and video communication.
Virtual PBX
Make and receive calls over data
Make and receive calls using company Caller ID. Access high-quality audio via data connections. Manage call logs and contacts. Integrate with phone system for business communication.
IPitimi
Make and receive VoIP calls
Make and receive voice and video calls using VoIP. Send and receive instant messages. Access a corporate directory for quick contact lookup. Dial extensions directly from the .
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