Quo, formerly OpenPhone, is a popular business phone system for small teams.
Its pricing looks simple on the surface. But add-ons, Sona AI credits, and per-user math can change the real cost.
This guide breaks down Quo’s plans, hidden fees, and worth, then compares it fairly with CallHippo.
Every price here is pulled straight from each provider’s live pricing page.
What are Quo’s (Formerly OpenPhone) Pricing Plans?
Quo pricing offers three plans, billed per user per month. Annual billing lowers the rate, and every plan comes with a 7-day free trial.
1. Starter Plan ($19 annual)
The Starter plan costs $28 per user monthly, or $19 per user per month billed annually. It includes one local or toll-free number per user, unlimited calling and texting to the US and Canada, voicemail transcripts, and the Sona AI agent.
2. Business Plan ($27 annual)
The Business plan is $39 per user monthly, or $27 billed annually. It adds AI call summaries and transcripts, call transfers, group calling, HubSpot and Salesforce integrations, analytics, and automatic call recording. This is Quo’s most popular tier for growing teams.
3. Scale Plan ($36 annual)
The Scale plan runs $48 per user monthly, or $36 billed annually. It adds AI call tags, dedicated onboarding, and priority support. It suits larger teams that need deeper automation and faster help.
The annual price only applies if you pay for a full year upfront. Monthly billing costs 25% to 35% more per seat, so factor that in.
(Source: Quo pricing page)
The headline price is not the whole bill. A few extras can add up as your team grows:
- Additional phone numbers: $5 per month, each, beyond the one included per user.
- International calling and messaging: charged per minute or per message, based on the destination.
- Automated SMS through the API or Zapier: $0.01 per text segment.
- Sona AI credits: every plan includes 1,000 free automation credits, which is only about 10 calls.
- Sona uses 100 credits per handled call, and calls under 15 seconds do not count toward usage. Once your free credits run out, overage runs from $0.45 to $1.00 per call, depending on your tier.
What are CallHippo’s Plans and Pricing?
CallHippo prices per user too, but starts lower and includes a free option. Every paid plan comes with a 10-day free trial.
1. Basic Plan (Free)
Ideal for getting started. It includes pay-only-for-numbers calling, voicemail, click-to-dial, business hours, and a smart failover system.
You also get SMS and MMS, two-factor authentication, and desktop and mobile apps. This is a genuine free tier, not just a trial.
2. Starter Plan ($19/mo)
Ideal for small businesses. It adds everything in Basic plus telephony: unlimited landline and mobile minutes, forward to device, ring all devices, and country blocking.
You also get 100 SMS, SMS templates, an omnichannel inbox, basic report analytics, one month of call logs, and Zapier, Slack, and webhook integrations.
3. Professional Plan ($30/mo, Most Popular)
Ideal for growing businesses. It builds on Starter with call recordings, multilingual IVR, cascading call distribution, and custom greetings.
Analytics expands to full reports, AI voicemail transcription, lifetime call logs, role-based access control, and call transcription. It also adds 500 SMS and HubSpot, Salesforce, Pipedrive, and Zoho integrations.
4. Ultimate Plan ($42/mo)
Ideal for advanced operations. It includes everything in Professional plus smart DID routing, multilevel IVR, call blocking, holiday routing, and CRM-based VIP routing.
You also get 1,000 SMS, call summaries, single sign-on, custom integrations, a dedicated account manager, personalized onboarding, and 24×7 live chat support.
The free Basic plan lets a small team start calling at no cost, something Quo does not offer. Paid tiers add IVR, analytics, call recording, and CRM integrations as you move up.
Source: CallHippo pricing page
What are CallHippo’s Add-Ons and Additional Costs?
CallHippo keeps its extras clear and itemized, so there are no surprises at renewal:
- AI Voice Agent: $45 per agent per month, plus $0.25 per minute, with 100 free minutes included.
- Outcome-Based AI Agent: pay only when the AI delivers a booked demo.
- Add-ons: extra numbers, SMS bundles, spam watch, and branded calling, each priced per use.
This à la carte model means you only pay for what your team actually needs.
What Does a Real Quo Bill Actually Look Like?
Sticker price and final bill are rarely the same. Here is how the math plays out.
1. Scenario: A 5-Person Team on the Business Plan
Five users on Quo’s Business plan at $27 each equals $135 per month, or $1,620 a year. Add two extra numbers at $5 each, and a Sona credit tier once free credits run out, and the real bill climbs past $1,850 a year.
2. Scenario: A 15-Person Outbound Team on Scale
Fifteen users on Scale at $36 each equals $540 per month, or $6,480 a year. Outbound teams burn through Sona credits fast, so expect a credit tier of $99 to $199 per month, plus overage at up to $1.00 per call, on top of the seats.
3. The Same Scenarios on CallHippo, Side by Side
| Scenario | Quo (annual) | CallHippo (annual) |
|---|---|---|
The 5-person team starts cheaper on CallHippo, thanks to the free plan and lower entry seat. At the top tier, seat prices are close, and the real difference comes down to how each platform charges for AI.
How Does Quo’s Sona AI Pricing Compare to CallHippo’s AI Voice Agent?
This is where the two platforms differ most.
1. Sona AI’s Credit System and Overage Rates
Sona works on credits. Each call uses 100 credits, and paid tiers cost:
- $0/month + $1.00 for each call placed after the 10 free calls
- $25/month + $0.75 for each call placed after the 40 free calls
- $49/month + $0.65 for each call placed after the 100 free calls
- $99/month + $0.55 for each call placed after the 250 free calls
- $199/month + $0.45 for each call placed after the 600 free calls
Go over the free 1000 credits, and you pay $0.45 to $1.00 per extra call. OpenPhone costs are tied to call volume, not call length.
2. CallHippo’s Per-Minute and Outcome-Based AI Pricing
CallHippo’s AI Voice Agent charges $45 per agent per month, plus $0.25 per minute, with 100 minutes free. It also offers an outcome-based option, where you pay only when the AI books a demo. You are billed for time used or results delivered, not per call.
3. Which Model Costs Less at Scale?
It depends on your calls. Short, high-volume calls can favor a per-call model, while longer or results-driven calls often favor CallHippo’s per-minute and outcome-based pricing. The outcome-based option is unique, since you pay nothing until the AI actually delivers.
Why Do Growing Businesses Choose CallHippo Over OpenPhone?
Growing teams often outgrow a US-and-Canada-first tool. CallHippo supports numbers across dozens of countries, so you expand without switching providers.
It also starts free, prices add-ons transparently, and offers an AI model that scales with results, not just call counts. For teams weighing OpenPhone alternatives, that flexibility is the deciding factor.
Quo vs. CallHippo: Which Is Better for Growing Businesses?
Both are strong business phone systems. Quo shines for small US and Canada teams that want a clean, simple setup. CallHippo fits teams that need international reach, a free entry point, and flexible AI pricing.
Features and Pricing Comparison
| Entry price | $19/user/month | Free |
| Free plan | No | Yes |
| Free trial | 7 days | 10 days |
| Unlimited calling | US and Canada | US, Canada, and more |
| AI pricing | Per-call credits | Per-minute and outcome-based |
| International reach | Limited | 150+ Countries |
| Start Free trial |
So, is Quo (OpenPhone) Worth It?
For small businesses calling mostly within the US and Canada, Quo is worth it. It is clean, quick to set up, and fairly priced at the entry tier.
But if you scale, add AI, or call internationally, the credits and add-ons add up. At that point, a free-to-start, globally capable option like CallHippo often delivers more for the money.
Conclusion
Quo’s pricing is simple until Sona credits, extra numbers, and international rates enter the picture. Read past the headline seat price, model your real usage, and compare total cost, not just the sticker. CallHippo gives you a free starting point, transparent add-ons, and AI that scales with results. That mix makes it a strong choice for teams built to grow.

FAQs
1. Does OpenPhone offer a free trial?
Yes. Quo (formerly OpenPhone) offers a 7-day free trial with no upfront payment required.
2. Is OpenPhone suitable for international or global teams?
It is US-and-Canada-first. International calling is available but is charged per minute depending on the destination.
3. What kind of customer support does OpenPhone provide?
Lower-tier OpenPhone plans include live chat and email support. Priority and inbound phone support come with the Scale plan.
4. Does OpenPhone support desk phones?
Quo focuses on app-based calling across desktop and mobile, rather than traditional desk phones.
5. Is OpenPhone (Quo) better than Google Voice?
Quo offers more business features, like AI summaries and CRM integrations. Google Voice is simpler and cheaper, but far more basic.
6. What’s the difference between OpenPhone (Quo) and MightyCall?
Both are cloud phone systems for small teams. They differ mainly in pricing tiers, AI features, and call-handling tools.
7. How does OpenPhone (Quo) actually work?
You pick a number, add your team, and call or text over the internet from any device, with no SIM or hardware.

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