The 6 Best VoIP Integrations for HubSpot

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HubSpot’s native calling and texting features fall short. This article will discuss several of the best voIP integrations for HubSpot.

They’re limited in capability, pricey as you scale, and often force teams to work around the tool instead of with it. That’s where many businesses start feeling the friction and looking for alternatives.

Fortunately, better options exist. Many modern business phone systems deliver richer features, clearer pricing, and seamless HubSpot integrations that elevate your entire workflow. They bring the flexibility, automation, and reliability HubSpot’s native tools simply don’t match.

This article breaks it all down. I’ll show you why HubSpot’s built-in calling and texting lag behind, which phone systems integrate best with HubSpot, and how to get started without disrupting your operations. 

Let’s dive in.

Article overview:

  • Why HubSpot’s native calling falls short: Limited minutes, weak AI features, missing international numbers, and an outdated UI push many teams to look for alternatives.
  • Top VoIP systems that integrate with HubSpot include Allo (recommended for startups),  Aircall (best for companies with a large sales team) and Cloudtalk (best for larger enterprises).
  • Choose a VoIP provider by aligning your budget, integration needs, desired AI features, and user feedback to ensure the best fit for your HubSpot workflow.

Why Use a Third-Party VoIP App With HubSpot?

voip

Before we explore the top integrations, let’s look at why so many teams outgrow HubSpot’s built-in calling tools in the first place.

Using a third-party VoIP app with HubSpot gives you breathing room. HubSpot’s native calling caps your minutes at every tier (500 at Starter, 3,000 at Professional, and 12,000 at Enterprise) and none of those limits qualify as “unlimited,” even for domestic calls. 

The platform also lacks essential AI features like an AI receptionist or an AI-powered IVR, which means more manual work for your team. 

On top of that, HubSpot can’t provide phone numbers in many key countries such as the UK, France, or Spain, and it doesn’t offer toll-free numbers at all, forcing you to source them elsewhere. 

Even the calling UI feels behind compared to modern VoIP tools. And the Call quality is not always the best.

A review on Reddit mentioning HubSpot calling’s poor audio quality. 

Fortunately, lots of solid phone systems integrate with HubSpot. Just keep in mind that not all big names deliver a smooth experience. Major providers like RingCentral and Zoom Phone have notoriously poor reviews on the HubSpot marketplace, so it’s crucial to choose a system that performs well and integrates cleanly.

A screenshot of Zoom Phone’s integration on the HubSpot marketplace

Allo

HubSpot marketplace details:

  • Installs: 200+
  • Rating: 5/5

Allo Overview

Allo is an AI-driven phone system launched in 2024, built from the ground up with modern workflows in mind. It integrates deeply with HubSpot, syncing calls, texts, and AI-generated insights directly into your CRM without extra setup.

Why we picked Allo

I like Allo because it performs exceptionally well on mobile, which is something many older VoIP apps still struggle with. 

Its AI features are also genuinely useful (AI receptionist, AI IVR, call summaries, and more) without feeling like gimmicks. 

The pricing is straightforward, affordable, and the free trial unlocks every feature, making it easy to test before committing.

Allo Pricing

Allo keeps its plans simple:

  • The Starter plan is $25/month for a single user and includes unlimited calls, a local phone number, AI summaries, and IVR. 
  • The Business plan costs $45/month per user and adds the HubSpot integration, unlimited AI answering, SMS, and international calling.

Every plan comes with a 7-day free trial.

Who’s Allo best for

Allo is ideal for growing teams that want strong features without enterprise-level pricing or complexity. Bigger organizations may prefer a provider with a longer track record, but for most SMBs, Allo strikes an excellent balance of power and simplicity.

Demo of Allo
How to Sync and Summarize your Calls in Hubspot – with Allô

Quo

HubSpot marketplace details:

  • Installs: 4k
  • Rating: 3.4/5

Quo Overview

Quo, formerly known as OpenPhone, rebranded only a few weeks ago. 

It’s a relatively new entrant, launched in 2018 by a Canadian team, but it’s grown quickly thanks to its polished UI and accessible pricing. Like Allo, it brings a modern take on business calling with a strong focus on simplicity.

Why we picked Quo

I picked Quo because it’s one of the easiest VoIP tools to use, and its interface feels clean and intuitive right out of the box. The HubSpot integration works smoothly, pushing all calls and texts from existing CRM contacts into HubSpot in real time, complete with recordings and transcripts. It also delivers a solid suite of AI features that help teams stay efficient without overwhelming them with complexity.

Quo Pricing

Quo keeps its plans lean:

  • The Business plan is $33/user/month and includes AI call summaries, transcripts, group calling, call transfers, analytics, and integrations with HubSpot. 
  • The Scale plan is $47/user/month and adds dedicated onboarding, priority support, and inbound phone support. 

A 7-day free trial makes onboarding quick and low-risk.

Who’s Quo best for?

Quo is best for startups that want a flexible, easy-to-use phone system without navigating a maze of enterprise features. It’s straightforward, modern, and built for teams that value speed and clarity.

Demo of Quo

How to connect OpenPhone to HubSpot

Justcall

HubSpot marketplace details

  • Installs: 3k
  • Rating: 4/5

Justcall Overview

Justcall stands out because it isn’t just a VoIP tool, it’s a full UCaaS platform. That means it handles voice, SMS, email, and even WhatsApp messages in one place. Launched in 2016, it has steadily evolved into a robust, enterprise-ready communications hub.

Why we picked Justcall

I chose Justcall because its HubSpot integration is one of the most complete on the market. It syncs calls, texts, and workflows more smoothly than almost any competitor. It’s also easy to set up, intuitive to navigate, and genuinely omnichannel, giving teams a unified communication experience across every customer touchpoint.

Justcall Pricing

Justcall offers three main plans:

  • The Team plan costs $39/user/month (minimum two seats) and includes unlimited US/Canada calls, AI transcription, a local number, SMS and WhatsApp messaging, and the HubSpot integration. 
  • The Pro plan is $69/user/month with additional features like a power dialer, bulk SMS, Salesforce integration, roles, permissions, and reporting. 
  • Pro Plus is $109/user/month and adds real-time agent assist, sentiment analysis, and call scoring. 

A 14-day free trial lets you test everything in advance.

Who’s Justcall best for?

Justcall is best for mature companies that need strong multichannel capabilities and team-focused features. It’s built for organizations that want everything (calls, messages, automation) under one roof.

Demo of Justcall

How To Build Complex AI Voice Agents | JustCall

Aircall

HubSpot marketplace details

  • Installs: 15k
  • Rating: 4.3/5

Aircall Overview

Aircall has been around since 2014 and built its reputation on one thing: deep, reliable CRM integrations. It’s one of the more established players in the VoIP space, and its product reflects years of refinement and focus on customer-facing teams.

Why we picked Aircall

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I picked Aircall because its HubSpot integration is exceptionally smooth: calls, texts, recordings, and activity logs sync automatically without extra configuration. It also supports automated SMS campaigns through HubSpot workflows, which adds a powerful layer of outreach automation. Setup is quick and predictable, making onboarding painless even for larger teams.

Aircall Pricing

Aircall offers three main plans:

  • The Team plan is $39/user/month and includes unlimited US/Canada calls, AI transcription, a local phone number, SMS and WhatsApp messaging, and the HubSpot integration. 
  • The Pro plan costs $69/user/month and adds a power dialer, bulk SMS, roles and permissions, and advanced reporting. 
  • The Pro Plus plan is $109/user/month and includes real-time agent assist, sentiment analysis, and call scoring.

Aircall requires their clients to purchase at least three licenses to get started and you can test drive the product for free for 7 days.

Who’s Aircall best for

Aircall is best for teams that need tight, dependable HubSpot integrations and don’t mind buying a minimum of three seats. It’s a strong fit for organizations looking for a stable, proven VoIP system that plays beautifully with their CRM.

Demo of Aircall

Aircall and HubSpot Integration for amazing customer experiences

Dialpad

HubSpot marketplace details: 

  • Installs: 4k
  • Rating: 3.8/5

Dialpad Overview

Dialpad is a long-standing UCaaS provider that launched in 2011, focusing primarily on medium and large call centers. It’s built a reputation for stability, scale, and enterprise-grade features.

Why we picked Dialpad

I picked Dialpad because it’s both easy to connect and straightforward to use. The product is reliable, well-tested, and designed to handle high-volume communications without hiccups. For teams that prioritize consistency over flash, it’s a dependable choice.

Dialpad Pricing

Dialpad’s HubSpot integration is available only on the Pro plan, priced at $35/user/month. 

This plan includes unlimited domestic calling, a local phone number, call forwarding, call recording and phone support. 

A 14-day free trial is available, though it requires a credit card.

Who’s Dialpad best for

Dialpad is best for mature companies that want the assurance of a proven, battle-tested product, even if its HubSpot integration isn’t the strongest on the list.

Demo of Dialpad

Demo: Dialpad + Hubspot Integration (V1)

Cloudtalk

HubSpot marketplace details:

  • Installs: 2k
  • Rating: 4.4/5

Cloudtalk Overview

Cloudtalk is a mature VoIP platform launched in 2016 and built with larger, fast-growing teams in mind. It’s positioned at a higher price point, but the product reflects that investment with stability and depth.

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Why we picked Cloudtalk

I chose Cloudtalk because it’s reliably consistent: you don’t get surprises, outages, or odd glitches. Its HubSpot integration works smoothly, syncing calls and activity without extra effort. It also makes it easy to add local numbers in multiple countries, which is a big advantage for international sales teams.

Cloudtalk Pricing

Cloudtalk offers two plans that support HubSpot:

  • Essential is $39/user/month and includes business hours, IVR, ring groups, and standard integrations. 
  • Expert is $69/user/month with a three-license minimum and adds a power dialer, live monitoring, advanced reporting, and WhatsApp support. 

A 14-day free trial is available with no credit card required.

Who’s Cloudtalk best for

Cloudtalk is best for large teams that can invest a bit more to secure long-term reliability. It’s built for organizations that value consistency and international scalability.

Demo of Cloudtalk

CloudTalk Onboarding: Introduction To CloudTalk

How to Choose the Right VoIP Provider for HubSpot (Checklist)

  1. Plan your budget. Compare pricing carefully. Tools like Allo start around $32/user/month (billed yearly), while others like Aircall can exceed $120/month for the minimum package.
  2. Define your integration needs. Not all VoIP apps sync with HubSpot the same way. If you need SMS campaigns or omnichannel workflows, a tool like Justcall may be a better fit than Quo for example.
  3. Clarify your AI expectations. Decide how important AI is to your team. Quo and Allo offer strong AI features, while older providers may prioritize stability over advanced automation.

Get user feedback early. Involve the people who will use the phone system daily. Their preferences and frustrations will help you avoid choosing a tool that looks good on paper but feels clunky in practice.

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