RingCentral alternatives · Business Phones
Free alternatives to RingCentral
RingCentral has no free plan. 8 of the 77 other business phone systems in this directory are free or have a free plan.
RingCentral is a paid product with a free trial, starting at $20 per user / month for 1-5 users, billed annually ($30 billed monthly). 1 of them has no paid plan at all; the rest pair a free plan with paid ones.
8 tools · Listings checked up to Nov 13, 2026 · Where the facts come from
How each one differs from RingCentral
- Free
FreePBX
Open-source web interface for managing an Asterisk phone system
What is free: Everything. There is no paid plan.
- FreePBX is free. RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- FreePBX has a free plan. RingCentral does not, though it has a free trial.
- Only RingCentral lists macOS, Windows, iOS and Android apps.
- FreePBX is open source and self-hostable, according to its own site.
- Free plan · from $9.95/mo
Sonetel
Business phone numbers in any country with an app and web app
What is free: Basic plan has no monthly fee: pay as you go for a number subscription from $1.79 a month and for calls, with SMS-to-email.
- Sonetel starts at $9.95 per user / month, billed annually ($13.95 billed monthly). RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- Sonetel has a free plan. RingCentral does not, though it has a free trial.
- Only RingCentral lists macOS and Windows apps.
- RingCentral also covers team chat and video calls.
- Free plan · from $39/mo
Zadarma
Cloud PBX and virtual numbers in 110+ countries, free to start
What is free: Standard plan: $0 a month for up to 5 PBX users, with calls, numbers and extra PBX features paid for separately as used.
- Zadarma starts at $39 per month for up to 10 users, billed annually ($44 monthly). RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- Zadarma has a free plan. RingCentral does not, though it has a free trial.
- Only Zadarma lists a browser extension.
- Zadarma also covers AI support agent and call tracking.
- Free plan · from $10/mo
Google Voice
Google's phone number service for calls and texts on any device
What is free: Google Voice for personal Gmail accounts, US only: one number, unlimited US calls and texts, and voicemail transcripts. Needs an existing mobile number.
- Google Voice starts at $10 per month for one user; team plans $10 per user / month plus Workspace. RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- Google Voice has a free plan. RingCentral does not, though it has a free trial.
- Only RingCentral lists macOS and Windows apps.
- RingCentral also covers team chat and video calls.
- Free plan · from $6.55/mo
Anveo
Hosted business phone service with visual call flows
What is free: Free package with 2 users or SIP accounts, a 10-item IVR call flow and voicemail to email.
- Anveo starts at $6.55 per month, billed annually ($7.85 billed monthly). RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- Anveo has a free plan. RingCentral does not, though it has a free trial.
- Only RingCentral lists macOS, Windows, iOS and Android apps.
- Anveo also covers online fax.
- Free plan · from $225/yr
VitalPBX
Asterisk-based PBX you install on your own server or VPS
What is free: Community plan: 12 extensions, unlimited simultaneous calls, the full feature set, 2 VitXi WebRTC clients, provisioning for 20 devices and forum support.
- VitalPBX starts at $225 per year and up (VitalPBX One, priced by extensions). RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- VitalPBX has a free plan. RingCentral does not, though it has a free trial.
- Only RingCentral lists a macOS app.
- VitalPBX is self-hostable, according to its own site.
- Free plan · from $100/mo
FusionPBX
Open-source multi-tenant PBX built on FreeSWITCH
What is free: The FusionPBX software is free to download and install on your own server, with a free account for bug reports and public documentation.
- FusionPBX starts at $100 per month (Green membership, optional). RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- FusionPBX has a free plan. RingCentral does not, though it has a free trial.
- Only RingCentral lists macOS, Windows, iOS and Android apps.
- FusionPBX is open source and self-hostable, according to its own site.
- Free plan · from €59.95 one-time
Zoiper
SIP softphone for desktop and mobile that connects to your provider
What is free: Zoiper 5 is free to download for non-commercial use, with basic functionality for occasional use.
- Zoiper starts at €59.95 one-time (Zoiper 5 PRO), before VAT. RingCentral starts at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
- Zoiper has a free plan. RingCentral does not, though it has a free trial.
- Only Zoiper lists a Linux app.
- Only RingCentral lists a web app.
Common questions
Is there a free alternative to RingCentral?
Yes. FreePBX, Sonetel, Zadarma, Google Voice, Anveo, VitalPBX, FusionPBX and Zoiper are free or have a free plan.
Does RingCentral have a free plan?
RingCentral has no free plan. RingCentral is a paid product with a free trial, starting at $20 per user / month for 1-5 users, billed annually ($30 billed monthly).
When was this checked?
Each listing shows its own date. On this page they run from Oct 17, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to RingCentral: the alternatives its listing names first, then the tools that share the most features with it.