# Top 10 Fenestrae SDX Alternatives & Competitors **Average Rating:** 4.3/5 **Total Number of Reviews:** 3 Explore the best alternatives to Fenestrae SDX for users who need new software features or want to try different solutions. Other important factors to consider when researching alternatives to Fenestrae SDX include ease of use and reliability. The best overall Fenestrae SDX alternative is RingEX. Other similar apps like Fenestrae SDX are GoTo Connect, iFax, Documo, and eFax Online Fax Service. Fenestrae SDX alternatives can be found in [Online Fax Software](https://www.g2.com/categories/online-fax) but may also be in [VoIP Providers](https://www.g2.com/categories/voip-providers). ## Best Paid & Free Alternatives to Fenestrae SDX - [RingEX](https://www.g2.com/products/ringex/reviews) - [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) - [iFax](https://www.g2.com/products/ifax/reviews) - [Documo](https://www.g2.com/products/documo/reviews) - [eFax Online Fax Service](https://www.g2.com/products/efax-online-fax-service/reviews) - [CocoFax](https://www.g2.com/products/cocofax/reviews) - [Upland InterFAX](https://www.g2.com/products/upland-interfax/reviews) - [Fax.Plus](https://www.g2.com/products/alohi-fax-plus/reviews) - [HelloFax](https://www.g2.com/products/hellofax/reviews) - [OpenText Core Fax](https://www.g2.com/products/opentext-core-fax/reviews) ## Top 10 Alternatives to Fenestrae SDX Recently Reviewed By G2 Community Browse options below. Based on reviewer data, you can see how Fenestrae SDX stacks up to the competition, check reviews from current & previous users in industries like Computer Software, Information Technology and Services, and Marketing and Advertising, and find the best product for your business. ### 1. [RingEX](https://www.g2.com/products/ringex/reviews) By RingCentral **Average Rating:** 4.2/5 **Total Reviews:** 1,434 AI-powered communications that redefines customer engagement for modern teams. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs RingEX](https://www.g2.com/compare/fenestrae-sdx-vs-ringex) **Compare RingEX with other alternatives:** - [RingEX vs GoTo Connect](https://www.g2.com/compare/goto-connect-vs-ringex) - [RingEX vs iFax](https://www.g2.com/compare/ringex-vs-ifax) - [RingEX vs Documo](https://www.g2.com/compare/documo-vs-ringex) - [RingEX vs eFax Online Fax Service](https://www.g2.com/compare/ringex-vs-efax-online-fax-service) - [RingEX vs CocoFax](https://www.g2.com/compare/cocofax-vs-ringex) - [RingEX vs Upland InterFAX](https://www.g2.com/compare/ringex-vs-upland-interfax) - [RingEX vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-ringex) - [RingEX vs HelloFax](https://www.g2.com/compare/hellofax-vs-ringex) - [RingEX vs OpenText Core Fax](https://www.g2.com/compare/opentext-core-fax-vs-ringex) ### 2. [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) By GoTo **Average Rating:** 4.4/5 **Total Reviews:** 1,415 GoTo Connect’s platform includes our award-winning, best-in-class products such as our UCaaS solution and phone system, customer engagement tools and multiple contact center capabilities along with powerful add-ons and integrations with your critical business apps such as MS Teams, Salesforce, Zendesk and Gmail. For over two decades, we’ve helped tens of thousands of companies grow their business by offering: • An award-winning cloud phone system with hundreds of enterprise-grade features (minus the enterprise price tag) • AI-powered contact center and customer engagement tools • Super simple setup, with an admin system that’s remarkably easy to manage • A unique visual dial plan editor, softphone functionality and advanced reporting • 99.999% uptime and best-in-class 24/7 customer service Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs GoTo Connect](https://www.g2.com/compare/fenestrae-sdx-vs-goto-connect) **Compare GoTo Connect with other alternatives:** - [GoTo Connect vs RingEX](https://www.g2.com/compare/goto-connect-vs-ringex) - [GoTo Connect vs iFax](https://www.g2.com/compare/goto-connect-vs-ifax) - [GoTo Connect vs Documo](https://www.g2.com/compare/documo-vs-goto-connect) - [GoTo Connect vs eFax Online Fax Service](https://www.g2.com/compare/goto-connect-vs-efax-online-fax-service) - [GoTo Connect vs CocoFax](https://www.g2.com/compare/cocofax-vs-goto-connect) - [GoTo Connect vs Upland InterFAX](https://www.g2.com/compare/goto-connect-vs-upland-interfax) - [GoTo Connect vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-goto-connect) - [GoTo Connect vs HelloFax](https://www.g2.com/compare/goto-connect-vs-hellofax) - [GoTo Connect vs OpenText Core Fax](https://www.g2.com/compare/goto-connect-vs-opentext-core-fax) ### 3. [iFax](https://www.g2.com/products/ifax/reviews) By iFax **Average Rating:** 4.7/5 **Total Reviews:** 480 iFax is the leading digital fax platform for iOS, MacOS, Android, Windows and the web, servicing over 5 million users globally who have transmitted over 20 million faxes. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs iFax](https://www.g2.com/compare/fenestrae-sdx-vs-ifax) **Compare iFax with other alternatives:** - [iFax vs RingEX](https://www.g2.com/compare/ringex-vs-ifax) - [iFax vs GoTo Connect](https://www.g2.com/compare/goto-connect-vs-ifax) - [iFax vs Documo](https://www.g2.com/compare/documo-vs-ifax) - [iFax vs eFax Online Fax Service](https://www.g2.com/compare/efax-online-fax-service-vs-ifax) - [iFax vs CocoFax](https://www.g2.com/compare/cocofax-vs-ifax) - [iFax vs Upland InterFAX](https://www.g2.com/compare/upland-interfax-vs-ifax) - [iFax vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-ifax) - [iFax vs HelloFax](https://www.g2.com/compare/hellofax-vs-ifax) - [iFax vs OpenText Core Fax](https://www.g2.com/compare/opentext-core-fax-vs-ifax) ### 4. [Documo](https://www.g2.com/products/documo/reviews) By Documo **Average Rating:** 4.6/5 **Total Reviews:** 232 Documo is designed for companies that need a scalable solution for high-volume faxing compliant with HIPAA, GLBA, SOX, & PCI. Fax from any device and integrate seamlessly into existing apps and workflows. TLS 1.2 and AES 256 encryption ensures all data is secure both at-rest and in-transit. Documo's Tier-1 Priority Delivery Network enables industry-leading deliverability rates and can cut failures by up to 80%. No contracts. No Hidden fees. No BS. Just secure, reliable, and easy-to-use cloud fax backed by knowledgeable and responsive 24/7 live US-based support. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs Documo](https://www.g2.com/compare/documo-vs-fenestrae-sdx) **Compare Documo with other alternatives:** - [Documo vs RingEX](https://www.g2.com/compare/documo-vs-ringex) - [Documo vs GoTo Connect](https://www.g2.com/compare/documo-vs-goto-connect) - [Documo vs iFax](https://www.g2.com/compare/documo-vs-ifax) - [Documo vs eFax Online Fax Service](https://www.g2.com/compare/documo-vs-efax-online-fax-service) - [Documo vs CocoFax](https://www.g2.com/compare/cocofax-vs-documo) - [Documo vs Upland InterFAX](https://www.g2.com/compare/documo-vs-upland-interfax) - [Documo vs Fax.Plus](https://www.g2.com/compare/documo-vs-alohi-fax-plus) - [Documo vs HelloFax](https://www.g2.com/compare/documo-vs-hellofax) - [Documo vs OpenText Core Fax](https://www.g2.com/compare/documo-vs-opentext-core-fax) ### 5. [eFax Online Fax Service](https://www.g2.com/products/efax-online-fax-service/reviews) By Consensus Cloud Solutions **Average Rating:** 4.4/5 **Total Reviews:** 204 eFax is a fully hosted cloud fax service used by businesses globally — including nearly half of the Fortune 500. With eFax Corporate, your employees can securely send and receive faxes by email, from any desktop, tablet or smartphone. Our fax service helps businesses boost productivity, enhance regulatory compliance and eliminate on-site fax hardware Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs eFax Online Fax Service](https://www.g2.com/compare/fenestrae-sdx-vs-efax-online-fax-service) **Compare eFax Online Fax Service with other alternatives:** - [eFax Online Fax Service vs RingEX](https://www.g2.com/compare/ringex-vs-efax-online-fax-service) - [eFax Online Fax Service vs GoTo Connect](https://www.g2.com/compare/goto-connect-vs-efax-online-fax-service) - [eFax Online Fax Service vs iFax](https://www.g2.com/compare/efax-online-fax-service-vs-ifax) - [eFax Online Fax Service vs Documo](https://www.g2.com/compare/documo-vs-efax-online-fax-service) - [eFax Online Fax Service vs CocoFax](https://www.g2.com/compare/cocofax-vs-efax-online-fax-service) - [eFax Online Fax Service vs Upland InterFAX](https://www.g2.com/compare/upland-interfax-vs-efax-online-fax-service) - [eFax Online Fax Service vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-efax-online-fax-service) - [eFax Online Fax Service vs HelloFax](https://www.g2.com/compare/hellofax-vs-efax-online-fax-service) - [eFax Online Fax Service vs OpenText Core Fax](https://www.g2.com/compare/opentext-core-fax-vs-efax-online-fax-service) ### 6. [CocoFax](https://www.g2.com/products/cocofax/reviews) By CocoFax **Average Rating:** 4.6/5 **Total Reviews:** 188 CocoFax is a cloud-based HIPAA compliant fax solution to cross-platform sending and receiving faxes securely and reliably. A stable & fast user interface, perfectly secured archive, email-fax communicative solution, international coverage, and G Suite integration make CocoFax seamlessly integrated into any business and administration occasions. You will find CocoFax to be the fittest online fax system for all small-middle sized companies, healthcare & administrative management, and individual uses. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs CocoFax](https://www.g2.com/compare/cocofax-vs-fenestrae-sdx) **Compare CocoFax with other alternatives:** - [CocoFax vs RingEX](https://www.g2.com/compare/cocofax-vs-ringex) - [CocoFax vs GoTo Connect](https://www.g2.com/compare/cocofax-vs-goto-connect) - [CocoFax vs iFax](https://www.g2.com/compare/cocofax-vs-ifax) - [CocoFax vs Documo](https://www.g2.com/compare/cocofax-vs-documo) - [CocoFax vs eFax Online Fax Service](https://www.g2.com/compare/cocofax-vs-efax-online-fax-service) - [CocoFax vs Upland InterFAX](https://www.g2.com/compare/cocofax-vs-upland-interfax) - [CocoFax vs Fax.Plus](https://www.g2.com/compare/cocofax-vs-alohi-fax-plus) - [CocoFax vs HelloFax](https://www.g2.com/compare/cocofax-vs-hellofax) - [CocoFax vs OpenText Core Fax](https://www.g2.com/compare/cocofax-vs-opentext-core-fax) ### 7. [Upland InterFAX](https://www.g2.com/products/upland-interfax/reviews) By Upland Software **Average Rating:** 4.6/5 **Total Reviews:** 157 Upland InterFAX is an enterprise-class, cloud-fax solution that enables global organizations to send and receive documents with the ability to streamline digital workflows and enhancing faxes for AIdriven data processing. InterFAX works seamlessly with applications through direct integrations and our scalable, endlessly customizable Developer API. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs Upland InterFAX](https://www.g2.com/compare/fenestrae-sdx-vs-upland-interfax) **Compare Upland InterFAX with other alternatives:** - [Upland InterFAX vs RingEX](https://www.g2.com/compare/ringex-vs-upland-interfax) - [Upland InterFAX vs GoTo Connect](https://www.g2.com/compare/goto-connect-vs-upland-interfax) - [Upland InterFAX vs iFax](https://www.g2.com/compare/upland-interfax-vs-ifax) - [Upland InterFAX vs Documo](https://www.g2.com/compare/documo-vs-upland-interfax) - [Upland InterFAX vs eFax Online Fax Service](https://www.g2.com/compare/upland-interfax-vs-efax-online-fax-service) - [Upland InterFAX vs CocoFax](https://www.g2.com/compare/cocofax-vs-upland-interfax) - [Upland InterFAX vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-upland-interfax) - [Upland InterFAX vs HelloFax](https://www.g2.com/compare/hellofax-vs-upland-interfax) - [Upland InterFAX vs OpenText Core Fax](https://www.g2.com/compare/opentext-core-fax-vs-upland-interfax) ### 8. [Fax.Plus](https://www.g2.com/products/alohi-fax-plus/reviews) By Alohi **Average Rating:** 4.6/5 **Total Reviews:** 60 Fax.Plus to send and receive fax anywhere, anytime, on any device without needing a fax machine, phone line, software or hardware. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-fenestrae-sdx) **Compare Fax.Plus with other alternatives:** - [Fax.Plus vs RingEX](https://www.g2.com/compare/alohi-fax-plus-vs-ringex) - [Fax.Plus vs GoTo Connect](https://www.g2.com/compare/alohi-fax-plus-vs-goto-connect) - [Fax.Plus vs iFax](https://www.g2.com/compare/alohi-fax-plus-vs-ifax) - [Fax.Plus vs Documo](https://www.g2.com/compare/documo-vs-alohi-fax-plus) - [Fax.Plus vs eFax Online Fax Service](https://www.g2.com/compare/alohi-fax-plus-vs-efax-online-fax-service) - [Fax.Plus vs CocoFax](https://www.g2.com/compare/cocofax-vs-alohi-fax-plus) - [Fax.Plus vs Upland InterFAX](https://www.g2.com/compare/alohi-fax-plus-vs-upland-interfax) - [Fax.Plus vs HelloFax](https://www.g2.com/compare/alohi-fax-plus-vs-hellofax) - [Fax.Plus vs OpenText Core Fax](https://www.g2.com/compare/alohi-fax-plus-vs-opentext-core-fax) ### 9. [HelloFax](https://www.g2.com/products/hellofax/reviews) By Dropbox **Average Rating:** 4.5/5 **Total Reviews:** 57 By removing paper from the process, HelloFax has removed your need to own a fax machine. With HelloFax, everyone in your company can conveniently send and receive faxes online. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs HelloFax](https://www.g2.com/compare/fenestrae-sdx-vs-hellofax) **Compare HelloFax with other alternatives:** - [HelloFax vs RingEX](https://www.g2.com/compare/hellofax-vs-ringex) - [HelloFax vs GoTo Connect](https://www.g2.com/compare/goto-connect-vs-hellofax) - [HelloFax vs iFax](https://www.g2.com/compare/hellofax-vs-ifax) - [HelloFax vs Documo](https://www.g2.com/compare/documo-vs-hellofax) - [HelloFax vs eFax Online Fax Service](https://www.g2.com/compare/hellofax-vs-efax-online-fax-service) - [HelloFax vs CocoFax](https://www.g2.com/compare/cocofax-vs-hellofax) - [HelloFax vs Upland InterFAX](https://www.g2.com/compare/hellofax-vs-upland-interfax) - [HelloFax vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-hellofax) - [HelloFax vs OpenText Core Fax](https://www.g2.com/compare/hellofax-vs-opentext-core-fax) ### 10. [OpenText Core Fax](https://www.g2.com/products/opentext-core-fax/reviews) By OpenText **Average Rating:** 4.5/5 **Total Reviews:** 53 XM Fax is the most mature T.38 Fax over IP software on the market. It delivers scalable, secure and survivable FoIP solutions, leveraging IP telephony and Unified Communications (UC) systems. Categories in common with Fenestrae SDX: [Online Fax](https://www.g2.com/categories/online-fax) **Compare:** [Fenestrae SDX vs OpenText Core Fax](https://www.g2.com/compare/fenestrae-sdx-vs-opentext-core-fax) **Compare OpenText Core Fax with other alternatives:** - [OpenText Core Fax vs RingEX](https://www.g2.com/compare/opentext-core-fax-vs-ringex) - [OpenText Core Fax vs GoTo Connect](https://www.g2.com/compare/goto-connect-vs-opentext-core-fax) - [OpenText Core Fax vs iFax](https://www.g2.com/compare/opentext-core-fax-vs-ifax) - [OpenText Core Fax vs Documo](https://www.g2.com/compare/documo-vs-opentext-core-fax) - [OpenText Core Fax vs eFax Online Fax Service](https://www.g2.com/compare/opentext-core-fax-vs-efax-online-fax-service) - [OpenText Core Fax vs CocoFax](https://www.g2.com/compare/cocofax-vs-opentext-core-fax) - [OpenText Core Fax vs Upland InterFAX](https://www.g2.com/compare/opentext-core-fax-vs-upland-interfax) - [OpenText Core Fax vs Fax.Plus](https://www.g2.com/compare/alohi-fax-plus-vs-opentext-core-fax) - [OpenText Core Fax vs HelloFax](https://www.g2.com/compare/hellofax-vs-opentext-core-fax) --- ## Fenestrae SDX Alternatives FAQs ### How does Fenestrae SDX compare to GoTo Connect? According to G2 data, [Fenestrae SDX](https://www.g2.com/products/fenestrae-sdx/reviews) holds an average rating of 4.3/5 based on 3 reviews, while [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) has a slightly higher average rating of 4.4/5 from 1,415 reviews. GoTo Connect leads in key reviewer-rated dimensions with scores of 9.0 in both Meeting Requirements and Usability, 8.7 in Ease of Setup, 8.9 in Ease of Administration, 8.8 in Support, and 9.1 in Ease of Doing Business, reflecting a 0.5 to 0.8 point advantage over Fenestrae SDX where data is available. User sentiment for GoTo Connect highlights 127 mentions of ease of use, 46 mentions of customer support, and 44 mentions of reliability. GoTo Connect is praised for easy setup, intuitive admin portal, and robust features. Overall, GoTo Connect demonstrates stronger market validation and broader user satisfaction across multiple dimensions. ### What are the best alternatives to Fenestrae SDX? The best alternatives to Fenestrae SDX include [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) with a 4.4-star rating from 1415 reviews, [RingEX](https://www.g2.com/products/ringex/reviews) rated 4.2 stars from 1371 reviews, [iFax](https://www.g2.com/products/ifax/reviews) with a 4.7-star rating from 478 reviews, and [Documo](https://www.g2.com/products/documo/reviews) rated 4.6 stars from 201 reviews. These alternatives offer higher review counts and comparable or superior ratings, indicating strong user satisfaction and reliability. ### What features do alternatives offer that Fenestrae SDX does not? Fenestrae SDX lacks automated routing and delivery tracking features, which are available in some alternatives. It also has integration challenges and requires more technical knowledge and training compared to its competitors. ### Which Online Fax tools do reviewers recommend instead of Fenestrae SDX? Reviewers recommend [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) for its ease of use (127 mentions), excellent customer support (46 mentions), and reliability (44 mentions). [RingEX](https://www.g2.com/products/ringex/reviews) is praised for ease of use (195 mentions), customer support (124 mentions), and feature set (100 mentions), including AI-powered communication tools. [iFax](https://www.g2.com/products/ifax/reviews) is favored for its intuitive interface, HIPAA compliance, and convenience, with 229 mentions of ease of use and 161 mentions of faxing services. [Documo](https://www.g2.com/products/documo/reviews) is highlighted for its user-friendly interface (32 mentions), reliability (20 mentions), and compliance with HIPAA and other regulations, making it a solid choice for secure faxing needs. ### Why do users choose GoTo Connect over Fenestrae SDX? Users choose [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) over Fenestrae SDX primarily due to its superior ease of use, with 127 mentions highlighting this advantage, and its reliable customer support, cited in 46 reviews. GoTo Connect's ease of setup (8.7 rating) and administration (8.9 rating) facilitate faster deployment and management, making it attractive for businesses seeking efficient communication solutions. Its comprehensive feature set, including unified communication capabilities, mobile and desktop app availability, and real-time call analytics, supports flexible work environments and enhances productivity. Additionally, GoTo Connect's high reliability and consistent call quality, noted in 44 reviews, contribute to user preference. The platform's intuitive user interface and helpful customer service, mentioned in 33 and 29 reviews respectively, further drive adoption. While some users report occasional call and navigation issues, the overall positive sentiment and a large volume of reviews (1,415) underscore GoTo Connect's established presence and trustworthiness in the market, making it a preferred choice over Fenestrae SDX. ## Explore Articles - [Top-rated platforms for combining mapping with analytics](https://www.g2.com/discussions/what-are-the-top-rated-platforms-for-combining-mapping-with-analytics) - [What audio editing platforms scale their licensing model sensibly as a team grows so a small studio does not get priced out when it adds a second or third editor?](https://www.g2.com/discussions/what-audio-editing-platforms-scale-their-licensing-model-sensibly-as-a-team-grows-so-a-small-studio-does-not-get-priced-out-when-it-adds-a-second-or-third-editor) - [What platform is best for automating lease renewals and alerts?](https://www.g2.com/discussions/what-platform-is-best-for-automating-lease-renewals-and-alerts) - [Is Guidewire PolicyCenter worth it for a carrier that needs enterprise-grade underwriting and rating capabilities, or does Duck Creek Policy offer equivalent functionality at lower integration complexity?](https://www.g2.com/discussions/is-guidewire-policycenter-worth-it-for-a-carrier-that-needs-enterprise-grade-underwriting-and-rating-capabilities-or-does-duck-creek-policy-offer-equivalent-functionality-at-lower-integration-complexity) - [Top-rated tools for scenario planning and analysis](https://www.g2.com/discussions/top-rated-tools-for-scenario-planning-and-analysis) - [Affordable sales compensation software for startups](https://www.g2.com/discussions/what-is-the-most-affordable-sales-compensation-software-for-startups) ## Spotlight Categories - [Loyalty Management Software](https://www.g2.com/categories/loyalty-management) - [Marketing Automation Software](https://www.g2.com/categories/marketing-automation) - [AI Sales Assistant Software](https://www.g2.com/categories/ai-sales-assistant)