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Best Twinkle Alternatives & Competitors in 2025
The best Twinkle alternatives based on verified products, community votes, reviews and other factors.
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Open-Source Alternatives.
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Cross-platform VoIP softphone dialer for SIP and IAX systems
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Ekiga (formely known as GnomeMeeting) is an open source VoIP and video conferencing application for...
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VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.
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MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack.
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Free and open-source SIP/VoIP Client
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8x8's VoIP business phone systems deliver affordable, cloud-based voice, video, messaging, and call center solutions, helping you serve customers anytime, anywhere.
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VoIP monitoring software
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Open-source video calling and chat platform.
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Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
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Collaborate with partners and clients using ClickMeeting professional web conferencing software. Try it now, FREE!
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WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
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Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
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Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
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The X-Lite softphone from CounterPath. Try out our fully-loaded Bria desktop client including voice and video call, messaging and presence or download X-Lite for try to test SIP softphone features.