Compare All Business Phone / VoIP Software 2026
Side-by-side comparison of 17 business phone / voip tools. Find the right fit for your team and budget.
Quick Answer
Business Phone / VoIP software billed per user typically runs Free to $100 per user/month in 2026. The average across 12 tools is $32 per user/month. 1 of 17 tools offer free tiers.
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Full Comparison Matrix
| Product | Starting Price | Popular Tier | Enterprise | Free Tier | Best For |
|---|---|---|---|---|---|
| Zoom Phone | $5 /user/month | $16 /user/month | $100 /user/month | No | Low-volume callers who prefer pay-as-you-go domestic calling |
| Intermedia Unite | $7.49 /user/month | $18.99 /user/month | $32.99 /user/month | No | - |
| Phone.com | $15 /user/month | $22.42 /user/month | $33.25 /user/month | No | - |
| KrispCall | $12 /user/month | $23.50 /user/month | $48 /user/month | No | - |
| Ooma Office | $19.95 /user/month | $24.95 /user/month | $29.95 /user/month | No | Small businesses and startups needing reliable VoIP service with essential features at an affordable price point |
| Vonage Business | $19.99 /user/month | $29.99 /user/month | $39.99 /user/month | No | Mobile-first teams needing basic VoIP without desk phones or video meetings. |
| OpenPhone | $15 /user/per month | $31 /user/per month | $48 /user/per month | No | - |
| Quo | $19 /user/month | $33 /user/month | $47 /user/month | No | Solopreneurs and small teams needing a basic business phone line with US/Canada calling and messaging |
| RingCentral | $20 /user/month | $35 /user/month | $60 /user/month | No | - |
| Nextiva | $15 /user/month | $37.50 /user/month | $75 /user/month | No | Small teams needing unified voice, video, SMS, and chat with instant setup |
| CallHippo | Free /user/month | $40 /user/month | $55 /user/month | Yes | Individuals or very small teams wanting a free virtual phone number with basic calling features |
| JustCall | $39 /user/month | $69 /user/month | $109 /user/month | No | - |
Category Summary
17
Products
$32
Avg /user/mo (12 tools)
1
Free Tiers
Business Phone / VoIP Pricing FAQ
01 What is VoIP?
VoIP (Voice over Internet Protocol) enables phone calls over the internet instead of traditional phone lines, typically at lower cost.