Quick Summary
Best overall: OpenPhone ($15/user/mo) - modern business phone with CRM features. Best solo: Grasshopper ($14/mo) - simple second number on your phone. Best free: Google Voice (free/$10/user/mo) - basic business number with Workspace. Best enterprise: RingCentral ($20/user/mo) - full UCaaS platform.
Our Top Recommendation
OpenPhone provides a modern business phone with shared numbers, CRM integration, and AI call summaries at $15/user/month.
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A dedicated business phone number separates personal and professional communication, enables team call handling, and provides a professional presence. Virtual phone systems work over the internet, eliminating hardware costs. We compared four platforms on features, call quality, and value.
1. OpenPhone
OpenPhone Best Overall
OpenPhone is a modern business phone built for startups and growing teams. Shared phone numbers let multiple team members answer calls and texts from the same number. Internal threads discuss customer conversations without the customer seeing. AI call summaries transcribe and summarize every call automatically. CRM-style contact management stores notes, tags, and custom fields alongside call and text history. Integration with HubSpot, Salesforce, and Slack keeps communication in context. The 2026 update added AI-powered auto-replies for missed calls and texts.
- Pricing: Starter $15/user/mo; Business $23/user/mo; Enterprise custom
- Pros: Shared numbers, AI summaries, internal threads, CRM contacts, HubSpot/Salesforce integration, auto-replies
- Cons: No video conferencing, limited international calling on starter, newer platform
- Best for: Startups and growing teams wanting a modern business phone with CRM features and team collaboration
2. Grasshopper
Grasshopper Best for Solopreneurs
Grasshopper adds a professional business phone number to your existing personal phone. No new device needed - business calls and texts use a separate number on the same phone. Choose a local, toll-free, or vanity number. Business hours routing sends calls to voicemail after hours. Multiple extensions create the impression of a larger operation. Ruby receptionist integration provides live call answering. For freelancers and solopreneurs who need a professional number without a phone system, Grasshopper is the simplest solution.
- Pricing: True Solo $14/mo (1 number); Solo Plus $25/mo; Small Business $55/mo (4 numbers)
- Pros: Simplest setup, runs on personal phone, local/toll-free/vanity numbers, business hours, extensions, Ruby integration
- Cons: No team features, no CRM, limited integrations, no AI features, basic functionality
- Best for: Freelancers and solopreneurs wanting a professional business number without phone system complexity
3. Google Voice
Google Voice Best Free Option
Google Voice provides a free business phone number with basic features for Google Workspace organizations. The free personal plan includes one US number with calls, texts, and voicemail. Google Workspace plans add multi-user management, auto-attendants, and ring groups. Integration with Google Calendar blocks call times during meetings. Voicemail transcription uses Google's AI for accurate speech-to-text. For businesses already on Google Workspace, Voice adds phone capabilities without additional vendors.
- Pricing: Free (personal); Starter $10/user/mo; Standard $20/user/mo; Premier $30/user/mo
- Pros: Free personal plan, Workspace integration, voicemail transcription, calendar sync, reliable infrastructure
- Cons: Limited features vs dedicated tools, no shared numbers on free, US/Canada only, no CRM integration
- Best for: Google Workspace organizations wanting basic business phone capability without additional vendors
4. RingCentral
RingCentral Best Enterprise
RingCentral provides a full unified communications platform with phone, video, messaging, and fax. The phone system handles complex call routing, IVR menus, call queues, and analytics. Video conferencing supports up to 200 participants. Team messaging replaces separate chat tools. The admin portal manages users, permissions, and phone system configuration. Integration with 300+ business applications including Microsoft Teams, Salesforce, and Zendesk. For mid-large businesses needing a complete communications platform beyond just phone, RingCentral consolidates everything.
- Pricing: Core $20/user/mo; Advanced $25/user/mo; Ultra $35/user/mo
- Pros: Full UCaaS, video conferencing, team messaging, 300+ integrations, complex routing, enterprise compliance
- Cons: More expensive, complex setup, overkill for small teams, learning curve, feature overload for basic needs
- Best for: Mid-large businesses needing a complete unified communications platform with phone, video, and messaging
Comparison Table
| Platform | Best For | Price | Shared Numbers | AI Features |
|---|---|---|---|---|
| OpenPhone | Overall | $15/user/mo | Yes | Call summaries, auto-reply |
| Grasshopper | Solo | $14/mo | No | No |
| Google Voice | Free | Free/$10/user/mo | No | Transcription |
| RingCentral | Enterprise | $20/user/mo | Yes | Analytics, transcription |
Frequently Asked Questions
Keep existing number?
Yes. All platforms offer free number porting in 1-3 weeks.
International calls?
Receiving: yes on all. Calling: varies. RingCentral has plans. Others charge per-minute. Grasshopper: US/Canada only.
Share one number?
Yes with OpenPhone and RingCentral. Grasshopper and Google Voice free do not support shared numbers.
Get a Professional Number
A dedicated business number separates work from personal, enables team handling, and projects professionalism from day one.
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