Make VoIP calls with SIP protocol
Make VoIP calls using SIP protocol over 3G, Edge, or Wi-Fi. Support all codecs and operate behind NAT or private IP. View call history, use loudspeaker, and hold calls. Auto-sync balance and receive real-time SIP status updates.
Showing 21–40 of 1,000 ranked alternatives.
Vonage
Make and receive phone calls
Make and receive phone calls using your number on an iPhone. Answer calls on up to two devices simultaneously. Use Wi-Fi or 3G/4G for connectivity. Receive push notifications for incoming calls.
Wildfire Inc.
Connect securely and browse privately
Connect to servers with one-click access. Browse privately without registration or login. Use free servers indefinitely without ads. Ensure zero-logs for user privacy. Protect online activity on iPhone, iPad, and Macbook.
Ooma, Inc.
Make calls, check voicemail, receive calls away
Make calls using your number. Receive calls when away from . Check voicemail and manage messages. Access account settings and manage additional numbers.
GREEN DYGITAL CONSULTING LLP
Answer
Get a real number for your business to make and receive calls. Set auto-replies, record calls, and generate structured call summaries. Enable enhanced privacy settings. Send and receive messages without a SIM.
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.
Yi-Lun Lin
View files and edit them easily
View and edit files with syntax highlighting. Manage local files and bookmarks. Search source text. Use tabbed browsing. Access iCloud Drive. Import files via iTunes file sharing.
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.
Ring4, LLC
Get a for calls and texts
Phone for use. Make and receive calls, send texts, and use video calling. Access voicemail transcripts, record calls, and choose area codes. Support international calls and local dialing without roaming charges. No carrier plan required.
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.
Profuse SRL
Record calls and save audio files
Record calls using VoIP or 3-way conference methods. Save recordings privately with encryption. Capture incoming and outgoing calls online or offline. No file size limits. Share recordings securely.
Friendly, Inc.
Manage accounts, block ads, customize theme
Manage multiple accounts in one . Customize color themes and block ads with an in- upgrade. Save battery, storage, and data by reducing background activity and optimizing resource usage.
Alert 360
Arm and disarm your system remotely
Monitor security system status and arm/disarm remotely. Receive instant alerts for alarm events. Control lighting and manage energy usage. View video footage from connected cameras. Sync with smart home devices for automated responses.
smrtStudio Global Inc.
Make calls, send texts, close deals
Manage calls and texts through a cloud-based phone system. Integrate with CRM to track leads and manage contacts. Use a 4-line auto-dialer to handle multiple calls. Send and receive messages. Close deals with sales tools.
BroTecs Technologies, LLC.
Make secure calls over any network
Make and receive secure VoIP calls over 3G, 4G, and Wi-Fi. Adjust audio settings with noise suppression and echo cancellation. Use adaptive jitter buffer and packet loss concealment for stable connections.
Telestar
Record calls and save them securely
Record phone calls using VOIP technology without needing conference calls. Save recordings locally or cloud storage. Pay only for the calls you record, no recurring subscriptions. Manage and export recordings directly.
TeamViewer Germany GmbH
Join meetings and chat securely
Schedule and join meetings with audio, video, and screen sharing. Chat instantly with contacts. Share screens during calls. Connect across devices and platforms. Securely communicate with teams and contacts.
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.
Miron Enterprises, LLC
Call internationally and save money
Make calls with low rates. Choose from multiple countries and carriers. Add contacts and manage call history. Set up auto-retry for missed calls. Share call details with others.
AppFabric LLC
Receive calls on virtual work numbers
Manage business communications with virtual numbers. Add up to five work numbers, receive calls globally, and separate personal and business contacts.
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