Looking for the best Quo (formerly OpenPhone) alternative? You're in the right place.
We've conducted an extensive, in-depth research into the most popular Quo competitors, analyzing everything from pricing to features and user feedback.
In this article, we’ll share our findings, offering you a comprehensive comparison of the best options available.
Our Selection Method
To ensure that we provide the most accurate and unbiased recommendations, we’ve spent the past six months conducting extensive research on these systems.
For each service, we thoroughly analyzed key features, signed up for trials, and reviewed user experiences. Whenever possible, we tested the tools directly by making test calls and evaluating customer support.
To ensure the accuracy of our findings, we also cross-referenced our results with third-party verified reviews to avoid any potential bias and present a balanced overview of each platform.
Without further ado, let's get started.
Summary
- Allo is best for small businesses and solo entrepreneurs seeking an affordable, AI-powered communication solution with a fixed price that includes all features.
- Google Voice is best for freelancers and individuals who need a budget-friendly secondary phone line integrated with Google apps, but it may not be suitable for businesses with more complex needs.
- Grasshopper is best for small businesses that want a simple, reliable phone system for basic call management and the ability to separate work and personal numbers.
- Ooma is best for small teams or companies with a limited budget that require essential VoIP features, but may not be suitable for larger businesses seeking advanced integrations.
- RingCentral is best for medium to large companies that need an all-in-one communication platform, with voice, video, messaging, and integrations for a unified experience.
- Nextiva is best for large enterprises looking for a scalable unified communications platform with AI and CXM capabilities, though the basic plan lacks some features included by competitors.
- Vonage is best for medium to large organizations, particularly call centers and customer service teams, that need advanced call management features and global coverage, but can manage additional costs for extra functionalities.
- Dialpad is best for companies that want an AI-enhanced communication system for real-time transcription, call analytics, and scalability, but it may have a steep learning curve for some users.
- Aircall is best for customer support and sales teams in medium to large businesses that require robust telephony integrations, frequent updates, and scalable licensing options, although the costs can escalate with add-ons.
Allo, best for small teams
What is Allo?
Like Quo, Allo is a small business phone system. It boasts numerous AI features, including call transcripts, an AI receptionist, and an assistant that can generate draft emails and texts. The company also offers a mobile-first approach where users can seamlessly switch between desktop and mobile devices.

Who is Allo best for?
Allo is ideal for small companies looking for an intelligent, user-friendly phone solution to manage customer interactions without the need for complex setup, a learning curve, or ongoing support.
Allo also offers two apps that you can download from the Apple App Store or Google Play Store. Once installed, simply set up your business by selecting a phone number, customizing greetings, setting preferences, and activating your AI Receptionist. After that, you're ready to start receiving calls.
Pros & Cons of Allo
Allo Pricing
Like Quo, Allo offers a Starter plan at $18/month (billed yearly). However, Allo stands out by providing coverage in both Europe and North America, whereas Quo is limited to the US and Canada.
The Business plan offers even more value, including three users for $32/month (billed yearly). In comparison, Quo charges $33 per user per month, meaning Allo provides a more cost-effective solution for small teams, with all three users covered for nearly the same price as a single user on Quo.
Demo video of Allo
Allo Reviews
Allo has received positive feedback in the app stores, with users praising its simplicity, efficiency, and AI features. The app holds a 4.6 out of 5 rating, indicating high user satisfaction.

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Google Voice, best for individual usage
What is Google Voice?
Unlike Allo and Quo, Google Voice offers a free plan for personal use, making it a budget-friendly option for individuals who want a simple phone system.
Google Voice is ideal for freelancers or anyone seeking a secondary phone number to maintain privacy. The paid business plans integrate seamlessly with Google Workspace, providing a convenient option for companies already using Google tools like Meet and Calendar.
For example, with the calendar integration, you can sync your calendar with Google Voice to automatically decline calls when you're in a meeting or set your availability based on your calendar working hours, while with Meet it is possible to identify incoming Google Voice calls.

Who is Google Voice best for?
- Personal users who want a free, secondary number for privacy
- Freelancers needing to manage calls across devices
- Small businesses looking for an affordable phone solution with basic features and Google Workspace integration
Pros & Cons of Google Voice
Google Voice Pricing
Google Voice offers two account types:
- Personal Use: Free. It is available for any free Gmail account.
- Business accounts: the plans start at $10/month and require a Google Workspace subscription.
Demo video of Google Voice
Google Voice Reviews
Google Voice holds a 4.1 out of 5 score on G2, with users praising its ability to provide a separate business line on personal devices, seamless integration with other Google apps, and cost-effectiveness compared to paid VoIP providers. However, some users expressed frustrations with notification issues, spam texts, and occasional call quality problems.

Grasshopper, best for solopreneurs
What is GrassHopper?
Grasshopper is a legacy VoIP provider that focuses on solopreneurs who need a basic, reliable phone system
Grasshopper shares many similarities with the services mentioned above. But it falls short in some areas, such as the lack of AI features, call recording, and additional fees for international calls outside the US.
It is primarily available in the US, Canada, and the United Kingdom.
Who is Grasshopper best for?
Grasshopper is best suited for small businesses and solo entrepreneurs who need a simple, reliable phone system with essential features for managing calls and texts.
The lack of CRM integrations will be a deal-breaker for larger teams.
Pros & cons of Grasshopper
Grasshopper Pricing
- True Solo: $14/month
- Solo Plus: $25/month
- Small Business: $55/month and supports up to 50 users
Demo Video of Grasshopper
Grasshopper Reviews
Grasshopper maintains a solid 4 out of 5 score on G2, with users appreciating its simplicity and effectiveness as a basic phone system.
However, some users noted issues, such as occasional glitches in the contacts feature and limitations when businesses outgrow the platform. Despite these drawbacks, Grasshopper remains a valuable tool for small businesses needing an affordable, easy-to-use communication solution.

RingCentral, best for mature organizations
What is RingCentral?
RingCentral is a robust cloud-based communication platform that goes beyond a traditional phone system, offering a unified solution for voice, video, messaging, and fax services, making it an ideal choice for businesses with complex communication needs.
However, its pricing may be a concern for smaller companies, as it primarily targets medium to large businesses.

Who is RingCentral best for?
RingCentral is best suited for medium to large companies that require enterprise-level capabilities and a unified communication platform.
Its extensive integrations with popular business tools and AI-powered automation make it an ideal choice for organizations that need to streamline their communication across multiple channels.
Pros & cons of RingCentral
RingCentral Pricing
RingCentral is relatively expensive for a single user, starting at $30 per month:
- Core: $30 per user, per month
- Advanced: $35 per user, per month
- Ultra: $45 per user, per month
Demo Video of RingCentral
RingCentral Reviews
In our investigation, we found numerous complaints regarding RingCentral's customer support, particularly about long wait times for assistance.
Many users also expressed frustration with the cancellation process, which requires calling customer service and often involves extended hold times. Feedback from sources like Reddit confirms these issues, with comments detailing experiences of over an hour spent waiting to cancel the service.


Users on Reddit expressed frustration with the cancellation process of RingCentral. However, RingCentral earns a 4 out of 5 score on G2, indicating that many users still find value in its comprehensive features despite the support challenges.
Positive reviews often highlight the platform's unified communication capabilities, high-quality voice service, and extensive integrations with third-party tools.

Ooma, best for very small businesses
What is Ooma?
Ooma is one of the oldest VoIP providers in this list (founded in 2003). The service made its name with consumers seeking to replace their residential landlines before expanding into the business market.
Compared to Allo, Quo, and RingCentral, Ooma stands out for its affordability, with pricing starting at $19.95 per user per month.
While it may not offer the advanced AI features of Allo or the extensive integrations found in RingCentral, Ooma provides a budget-friendly solution for small businesses seeking a basic phone system.
Unlike Grasshopper, which also targets small teams, Ooma includes unlimited calling to the U.S., Canada, Mexico, and Puerto Rico, making it a more versatile option for businesses with cross-border communication needs.
Who is Ooma best for?
Ooma is best suited for small companies or teams with up to 25 users looking for an affordable, low-cost solution with essential communication features. It is ideal for businesses that prioritize budget-friendly options over advanced customization and integrations.
Pros & cons of Ooma
Ooma Pricing
- Essentials $19.95 per user per month
- Pro $24.95 per user per month
- Pro Plus $29.95 per user per month
Demo Video of Ooma
Ooma Reviews
While Ooma Office has a respectable 4.5 out of 5 rating on Software Advice, user experiences highlight some recurring challenges.
Many customers appreciate its affordable pricing and basic feature set, which includes call transfer and a virtual receptionist. However, there are frequent complaints about call quality issues, service interruptions, and problems with message delivery.

Nextiva, best for orgs with multiple communication channels
Nextiva offers a versatile communication platform that goes beyond traditional phone services, focusing on unified communication to manage teams and clients with features like video conferencing, NextivaONE (a platform for team and 1:1 chat), web chat and webinar hosting.
While its pricing is comparable to other VoIP services like Allo and Grasshopper, Nextiva is better suited for larger companies that need comprehensive communication solutions across multiple channels. However, the basic plan may lack essential features found in competitors' entry-level offerings, making it less ideal for small businesses.

Who is Nextiva best for?
Nextiva is best suited for large businesses looking for a unified communication platform that integrates voice, chat, social media, and digital fax capabilities.
Its advanced IVR with conversational AI and extensive integration options make it a strong choice for companies needing a complete solution for managing customer interactions.
Pros & cons of Nextiva
Nextiva Pricing
Nextiva's pricing is higher compared to Allo, Quo, and Grasshopper, with the basic plan starting at $25 per user per month.
While the cost may seem competitive at first, the entry-level plan lacks many essential features included in the lower-priced offerings of other providers, such as call routing and integrations.
- Digital $25 per user per month
- Core $35 per user per month
- Engage $50 per user per month
- Power Suite $75 per user per month
Demo Video of Nextiva
Nextiva Reviews
Nextiva holds a 4.5 out of 5 rating on G2, with users praising its flexibility and integration with various communication channels.
However, the basic plan is considered too limited for small businesses, as essential features require upgrading to higher-priced plans. Additionally, users report app reliability issues and lengthy SMS registration processes that can be frustrating.


Vonage Business, best for call centers
What is Vonage Business?
Vonage Business provides a unified communications platform that integrates voice calls, video conferencing, team messaging, and file sharing to enhance collaboration. It caters to medium to large organizations, particularly call centers and customer service teams, that need advanced call management features and global coverage.
While its basic plan is affordable at $19.99 per line per month, it offers fewer features than competitors' entry-level plans like Allo and Grasshopper.
Who is Vonage best for?
Vonage is best suited for medium to large companies that require a robust communication solution with advanced call management features.
It is particularly useful for call centers and customer service operations that need tools like call queuing, forwarding, and conferencing. Businesses handling high call volumes can benefit from Vonage’s infrastructure, such as the receptionist console, available in the U.S. and U.K.
Pros & cons of Vonage
Vonage Pricing
While Vonage's starting price of $19.99 per line per month seems competitive compared to Allo, Quo, and Grasshopper, the costs can quickly add up.
Many essential features, such as call recording and CRM integrations, are only available in higher-tier plans or as paid add-ons.
This pricing structure makes Vonage more suitable for larger companies that can justify the additional expenses for a robust set of communication tools, rather than smaller businesses looking for an all-inclusive plan at a lower cost.
- Basic: $19.99 per month, per extension plus taxes and fees
- Premium $29.99 per month, per extension plus taxes and fees
- Advanced $39.99 per month, per extension plus taxes and fees
Demo Video of Vonage
Vonage Reviews
Vonage has received a rating of 4.4 out of 5 on G2, with users appreciating its unified communications capabilities and flexibility in managing calls.
The platform is praised for its clean design and HD voice quality, but some users express concerns over customer service with long wait times and difficulties reaching support.

Dialpad, best for large teams
What is Dialpad?
Dialpad is an AI-powered communication platform that stands out for its integrated AI features like real-time transcription and call coaching.
However, the platform’s learning curve and limited phone support for lower-tier plans may be challenging for smaller businesses.

Who is Dialpad best for?
Dialpad is best suited for medium to large companies seeking a scalable, AI-powered communication solution that can grow with their business needs.
It is ideal for organizations looking to streamline business interactions across various channels and leverage AI for tasks such as real-time transcription, call analytics, and automated coaching.
Pros & cons of Dialpad
Dialpad Pricing
Dialpad offers two plans
- Standard: $27 per user per month
- Pro: $37 per user per month
Demo Video of Dialpad
Dialpad Reviews
Dialpad maintains a 4.2 out of 5 rating on Software Advice, with users highlighting the benefits of its AI capabilities, such as real-time transcription and process automation.
However, several users reported that the setup process can be challenging, and some experienced poor customer service response times.

Aircall, best for large sales teams
What is Aircall?
Aircall is a phone system that built its reputation through deep CRM integrations and was designed primarily for sales teams.

Who is Aircall best for?
Aircall is best suited for medium to large businesses with high call volumes and the need for multiple phone lines.
It is particularly beneficial for customer support teams and sales operations that require call logging, integrations with tools like Zendesk and Zapier, and access to advanced telephony features.
Pros & cons of Aircall
Aircall Pricing
Aircall offers two plans:
- Essentials: $40/user/month. Includes a local number, unlimited calls within the US & Canada, IVR, call recording, and sending and receiving SMS and MMS
- Professional: $70/license. Includes advanced analytics, advanced sales features including a power dialer and voicemail drop, and unlimited call recordings.
Aircall has a 3-user minimum.
Demo Video of Aircall
Aircall Reviews
Aircall has earned a 4.3 out of 5 rating on G2, with users praising its integrations, ease of use, and customer support responsiveness.
The platform's ability to adapt and roll out new features frequently is appreciated by long-term customers. However, some users have noted occasional issues with call quality in certain regions and find that the SMS features are less comprehensive than desired.

Frequently Asked Questions About Quo Alternatives
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What's better than Quo?
The answer depends on your company's size and needs. Allo is best for small businesses and solo entrepreneurs seeking an affordable, AI-powered communication solution with fixed pricing that includes all features. For larger organizations, RingCentral is better if you need an all-in-one communication platform with voice, video, messaging, and integrations for a unified experience. Aircall can also be a suitable option if you prioritize CRM integrations and are ready to spend a bit more.
What are Quo's main limitations?
Quo was designed for small businesses. While it works well for small companies and solopreneurs, larger teams may encounter limitations. Specifically, the platform offers superficial CRM integrations (their HubSpot app scores 3.3/5 on the HubSpot marketplace), prohibits cold calling, and lacks a robust spam filter.


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