OpenPhone vs Calilio Comparison
OpenPhone
Starting at $10 /User/Month
- Free Trial
- Large Enterprises
- Medium Business
OpenPhone helps you transition your telephone system to the cloud, so you can access it from anywhere. Avoid confusion between personal and professional communication, thanks to this powerful software. Cut down on interr…
Calilio
Starting at $12 /user/year
- Large Enterprises
- Small Business
Calilio provides a cloud-based business phone system for modern sales teams, support teams, remote teams, distributed teams, and call centers. The platform helps businesses manage calling, messaging, virtual phone number…
Calilio leads on user satisfaction with a 5.0-star rating across 51 reviews.
OpenPhone vs Calilio — at a glance
| Feature | OpenPhone | Calilio |
|---|---|---|
| Rating | 4.3 / 5 | 5.0 / 5 |
| Reviews | 84 | 51 |
| Starting price | $10 /User/Month | $12 /user/year |
| Free trial | Yes | No |
| Free version | No | No |
| Best for | Large Enterprises, Medium Business, Small Business | Large Enterprises, Small Business, Medium Business |
| Category | VoIP Providers | VoIP Providers |
| Integrations | — | 2+ apps |
| Platforms | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS | Browser Based (Cloud), Mobile - iOS, Mobile - Android |
| API | — | Available |
| Support modes | Online | Online |
| Certifications | SOC 2, GDPR | GDPR |
| Data residency | US | European Union, United States |
Key differences between OpenPhone and Calilio
- Pricing: OpenPhone starts at $10 /User/Month, while Calilio starts at $12 /user/year.
- Free trial: OpenPhone offers a free trial; Calilio does not.
- User satisfaction: Calilio scores higher with a 5.0-star average.
- Deployment: OpenPhone supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS; Calilio supports Browser Based (Cloud), Mobile - iOS, Mobile - Android.
OpenPhone vs Calilio — find the better fit before you commit.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most VoIP Providers tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Biggest differences
Start here before you go deeper into features.
Best for small to mid-sized remote teams needing simple cloud phone systems.
- You want an easy-to-use cloud phone system accessible from anywhere.
- You need to separate personal and professional communications clearly.
- Your team requires basic call routing with IVR, extensions, and shared lines.
- Your enterprise demands highly customized or advanced telephony infrastructure.
- You require an on-premises phone system rather than a cloud solution.
Best for businesses upgrading from landlines to secure, modern VoIP systems.
- You need a flexible, configurable VoIP system for customer support or sales teams.
- Your organization requires enhanced connectivity and security beyond traditional phone lines.
- You operate a small to large enterprise seeking to modernize communication infrastructure.
- Your company relies on simple, traditional landline systems without internet dependency.
- You have very limited or unreliable internet connectivity preventing effective VoIP use.
OpenPhone: Best for small to mid-sized remote teams needing simple cloud phone systems. Calilio: Best for businesses upgrading from landlines to secure, modern VoIP systems.
Description | OpenPhone helps you transition your telephone system to the cloud, so you can access it from anywhere. Avoid confusion between personal and professional communication, thanks to this ... Read More about OpenPhone | Calilio provides a cloud-based business phone system for modern sales teams, support teams, remote teams, distributed teams, and call centers. The platform helps businesses manage calling, ... Read More about Calilio |
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Entry Level Pricing |
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User RatingsBased on verified Spotsaas reviews | ||
Best Company Size | 1-50 employees51-500 employees | Small BusinessLarge Enterprises |
Get pricing help | Get pricing help |
Software Demo
Demo |
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How do OpenPhone and Calilio Compare on Features?
Total Features | 8 Features | 7 Features |
|---|---|---|
Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare OpenPhone and Calilio on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Other Details
Organization Types supported |
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Platforms Supported |
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API Support |
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Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | ✓ Yes | ✗ No |
|---|---|---|
HIPAA | ✗ No | ✗ No |
GDPR | ✓ Yes | ✓ Yes |
ISO 27001 | — | ✗ No |
Single Sign-On (SSO) | ✓ Yes | — |
Multi-Factor Auth (MFA) | ✓ Yes | — |
Data Encryption | ✓ Yes | — |
Audit Logs | ✓ Yes | — |
Data Residency | 🇺🇸 US | 🌐 European Union🇺🇸 United States |
OpenPhone User Reviews & Rating Comparison
User Ratings | 5 (based on 51 reviews) | |
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Rating Distribution | ||
Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product |
| Negative Reviews | No reviews available for the product | No reviews available for the product |
Integrations
Integration with other apps | No Integration information available. |
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Media and Screenshots
Screenshots | No screenshots available. |  6 Screenshots |
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Videos |  2 Videos |  2 Videos |
Top Alternatives to OpenPhone and Calilio in 2026
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, OpenPhone or Calilio?
- Calilio edges out the other on user ratings (5.0 vs 4.3). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do OpenPhone and Calilio offer a free trial?
- OpenPhone offers a free trial. Calilio does not.
- What is the starting price of OpenPhone vs Calilio?
- OpenPhone starts at $10 /User/Month. Calilio starts at $12 /user/year.
- What are the top alternatives to OpenPhone?
- Top alternatives to OpenPhone include Dialpad Talk, RingCentral Office, Vonage Business, Grasshopper, Dialpad Sell.
- What are the top alternatives to Calilio?
- Top alternatives to Calilio include Banter, KrispCall, RingByName, iPlum, Vitel Global.