# Top Free VoIP Providers - Page 4 ## How Many VoIP Providers Products Does G2 Track? **Total Products under this Category:** 426 ### Category Stats (Jul 2026) - **Average Rating:** 4.37/5 The average rating of products in this category, based on all submitted ratings - **Top Trending Product:** Phone2 (+3.19%) - Among all products in this category, Phone2 recorded the largest rating increase compared to last month _Last updated: July 21, 2026_ ## How Does G2 Rank VoIP Providers Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 61,100+ Authentic Reviews - 426+ Products - Unbiased Rankings G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category. [ Aloware ](https://www.g2.com/products/aloware/reviews) By [Aloware](https://www.g2.com/sellers/aloware) [ 4.1/5(827) ](https://www.g2.com/products/aloware/reviews) What do users say? Users consistently praise the intuitive interface and ease of use of Aloware, which significantly enhances their communication efficiency. The integration with CRM tools like HubSpot is frequently hig Pros and Cons [ Ease of Use (126) ](https://www.g2.com/products/aloware/reviews?qs=pros-and-cons)[ Call Issues (90) ](https://www.g2.com/products/aloware/reviews?qs=pros-and-cons) [ Phone2 ](https://www.g2.com/products/phone2-phone2/reviews) By [Phone2](https://www.g2.com/sellers/phone2) [ 3.8/5(11) ](https://www.g2.com/products/phone2-phone2/reviews) What do users say? Users consistently praise the ease of use and affordability of Phone2, highlighting its ability to streamline communication across multiple devices. Many appreciate the convenience of having multiple Pros and Cons [ Unethical Sales (2) ](https://www.g2.com/products/phone2-phone2/reviews?qs=pros-and-cons) [![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) Sponsored G2 Advertising Get 2x conversion than Google Ads with G2 Advertising! G2 Advertising places your product in premium positions on high-traffic pages and on targeted competitor pages to reach buyers at key comparison moments. [ Learn More ](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) [ Voice Carrier Connect ](https://www.g2.com/products/voice-carrier-connect/reviews) By [Voice Carrier](https://www.g2.com/sellers/voice-carrier) [ 4.1/5(27) ](https://www.g2.com/products/voice-carrier-connect/reviews) What do users say? Users consistently praise the ease of use and excellent customer service provided by the product, highlighting its straightforward setup and reliable performance. Many appreciate the ability to manage [ Toky ](https://www.g2.com/products/toky/reviews) By [Toky](https://www.g2.com/sellers/toky) [ 3.7/5(32) ](https://www.g2.com/products/toky/reviews) What do users say? Users consistently praise the ease of use and call quality of Toky, highlighting its effective integration with CRM systems and the ability to manage international calls seamlessly. Many appreciate th [ alohaa.ai ](https://www.g2.com/products/alohaa-ai/reviews) By [Alohaa](https://www.g2.com/sellers/alohaa) [ 4.9/5(8) ](https://www.g2.com/products/alohaa-ai/reviews) Product Description Alohaa provides Omni-channel products - Virtual phone number, IVR, Cloud Telephony, Whatsapp, SMS, all under one easy-to-use, highly-affordable platform. With its cloud-based infrastructure, Alohaa of Pros and Cons [ Affordable (2) ](https://www.g2.com/products/alohaa-ai/reviews?qs=pros-and-cons)[ High Cost (2) ](https://www.g2.com/products/alohaa-ai/reviews?qs=pros-and-cons) [ MessageDesk ](https://www.g2.com/products/messagedesk/reviews) By [Alderwood Labs](https://www.g2.com/sellers/alderwood-labs) [ 4.6/5(35) ](https://www.g2.com/products/messagedesk/reviews) What do users say? Users consistently praise the ease of use and effective communication features of MessageDesk, highlighting its ability to streamline messaging and improve client interactions. Many appreciate the int Pros and Cons [ Ease of Use (6) ](https://www.g2.com/products/messagedesk/reviews?qs=pros-and-cons)[ Complex Processes (2) ](https://www.g2.com/products/messagedesk/reviews?qs=pros-and-cons) [ ASTPP - A Smart Telephony... ](https://www.g2.com/products/astpp-a-smart-telephony-platform/reviews) By [ASTPP](https://www.g2.com/sellers/astpp) [ 4.6/5(8) ](https://www.g2.com/products/astpp-a-smart-telephony-platform/reviews) Product Description For many years, ASTPP has been empowering various VoIP businesses and service providers with its amazing open source VoIP solutions. It is regarded as one of the top VoIP billing solutions and the #1 Pros and Cons [ Ease of Use (3) ](https://www.g2.com/products/astpp-a-smart-telephony-platform/reviews?qs=pros-and-cons)[ Customer Service (2) ](https://www.g2.com/products/astpp-a-smart-telephony-platform/reviews?qs=pros-and-cons) [ Hosted PBX Business Phone... ](https://www.g2.com/products/hosted-pbx-business-phone-system/reviews) By [Aancall](https://www.g2.com/sellers/aancall) [ 4.8/5(8) ](https://www.g2.com/products/hosted-pbx-business-phone-system/reviews) Product Description Aancall is a global UCaaS and CCaaS provider delivering unified communications and cloud contact center solutions powered by AI. The platform enables businesses to connect, collaborate, and engage cus Pros and Cons [ Access (1) ](https://www.g2.com/products/hosted-pbx-business-phone-system/reviews?qs=pros-and-cons)[ Contact Management (1) ](https://www.g2.com/products/hosted-pbx-business-phone-system/reviews?qs=pros-and-cons) [ smrtphone ](https://www.g2.com/products/smrtphone/reviews) By [smrtStudio Global](https://www.g2.com/sellers/smrtstudio-global) [ 3.9/5(6) ](https://www.g2.com/products/smrtphone/reviews) Product Description smrtPhone is an all-in-one phone system that allows sales-driven businesses to make more calls, send more texts, and close more deals. The cloud-based phone, multi-line power dialer, integrated AI too Pros and Cons [ Ease of Use (3) ](https://www.g2.com/products/smrtphone/reviews?qs=pros-and-cons)[ Expensive (2) ](https://www.g2.com/products/smrtphone/reviews?qs=pros-and-cons) [ Thirdlane Connect ](https://www.g2.com/products/thirdlane-connect/reviews) By [Thirdlane](https://www.g2.com/sellers/thirdlane) [ 4.3/5(27) ](https://www.g2.com/products/thirdlane-connect/reviews) What do users say? Users consistently praise the seamless integration with Thirdlane PBX, which enhances flexibility and functionality for managing calls and voicemails directly within the app. The platform is noted for Pros and Cons [ Ease of Use (6) ](https://www.g2.com/products/thirdlane-connect/reviews?qs=pros-and-cons)[ Complex Processes (4) ](https://www.g2.com/products/thirdlane-connect/reviews?qs=pros-and-cons) [ Avaya Unified Communications ](https://www.g2.com/products/avaya-unified-communications/reviews) By [Avaya](https://www.g2.com/sellers/avaya) [ 4.2/5(42) ](https://www.g2.com/products/avaya-unified-communications/reviews) What do users say? Users consistently praise the product for its ease of use and high-quality video and audio during calls and conferences. Many appreciate the intuitive interface that simplifies remote communication, a Pros and Cons [ Ease of Use (3) ](https://www.g2.com/products/avaya-unified-communications/reviews?qs=pros-and-cons)[ Call Drops (2) ](https://www.g2.com/products/avaya-unified-communications/reviews?qs=pros-and-cons) [ Diabolocom ](https://www.g2.com/products/diabolocom/reviews) By [Diabolocom](https://www.g2.com/sellers/diabolocom) [ 4.3/5(33) ](https://www.g2.com/products/diabolocom/reviews) What do users say? Users consistently praise the ease of use and responsive support provided by Diabolocom, highlighting its intuitive interface and quick implementation process. Many appreciate the platform's ability t Pros and Cons [ Ease of Use (5) ](https://www.g2.com/products/diabolocom/reviews?qs=pros-and-cons)[ Missing Features (3) ](https://www.g2.com/products/diabolocom/reviews?qs=pros-and-cons) [ LoopUp ](https://www.g2.com/products/loopup/reviews) By [LoopUp](https://www.g2.com/sellers/loopup) [ 4.4/5(22) ](https://www.g2.com/products/loopup/reviews) What do users say? Users consistently praise the ease of use and excellent customer support provided by LoopUp, making it a preferred choice for conference calls. Many appreciate the seamless integration with Teams and Pros and Cons [ Communication (2) ](https://www.g2.com/products/loopup/reviews?qs=pros-and-cons)[ Account Management (1) ](https://www.g2.com/products/loopup/reviews?qs=pros-and-cons) [ NobelBiz OMNI+ ](https://www.g2.com/products/nobelbiz-omni/reviews) By [NobelBiz](https://www.g2.com/sellers/nobelbiz) [ 4.8/5(18) ](https://www.g2.com/products/nobelbiz-omni/reviews) What do users say? Users consistently praise the ease of use and responsive support provided by NobelBiz OMNI+. Many appreciate how the platform allows for customization to meet specific business needs, enhancing overal [ Nvoip ](https://www.g2.com/products/nvoip/reviews) By [Nvoip](https://www.g2.com/sellers/nvoip) [ 4/5(6) ](https://www.g2.com/products/nvoip/reviews) Product Description Explore the transformative power of Nvoip's cutting-edge business communication platform. Our intuitive and all-encompassing solution facilitates seamless integration of calls, chats, and WhatsApp; pr Pros and Cons [ Affordable (1) ](https://www.g2.com/products/nvoip/reviews?qs=pros-and-cons)[ Complexity (1) ](https://www.g2.com/products/nvoip/reviews?qs=pros-and-cons) [![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) Sponsored G2 Advertising Get 2x conversion than Google Ads with G2 Advertising! G2 Advertising places your product in premium positions on high-traffic pages and on targeted competitor pages to reach buyers at key comparison moments. 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