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Head-to-head · Call Management system

VirtualPBX vs Zadarma

  • Updated Nov 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score VirtualPBX #7 in Call Management system 8.4/10 14-day trial Free trial✓ 0 of 4 features Visit VirtualPBX
Zadarma #8 in Call Management system 8.3/10 Free plan · 7-day trial Free planFree trial✓ 0 of 4 features Visit Zadarma

VirtualPBX leads on 1 check, Zadarma on 1, and 0 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreVirtualPBX · 8.4/10
  • Lowest starting priceVirtualPBX · $15/user/mo
  • Free planonly Zadarma
  • Free trialboth

VirtualPBX scores higher on our rubric for call management system: 8.4 against 8.3 out of 10; our editors rank them #7 and #8.

Zadarma offers free plan; VirtualPBX doesn't. VirtualPBX is cheaper to start at $15/user/mo against $39/user/mo.

VirtualPBX is the better fit for small businesses needing a mature, affordable phone system. Zadarma is the better fit for teams seeking a free entry point and many calling apps.

  • VirtualPBX fits best

    Small businesses needing a mature, affordable phone system

  • Zadarma fits best

    Teams seeking a free entry point and many calling apps

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Side by side

Feature VirtualPBX 8.4/10 Visit ↗ Zadarma 8.3/10 Visit ↗
At a glance
Editor score 8.4 8.3
Ranking #7 in Call Management system #8 in Call Management system
Best for Small businesses needing a mature, affordable phone system Teams seeking a free entry point and many calling apps
Pricing model Paid Free plan + paid
Starting price $15/user/mo (best) $39/mo
Free plan — ✓ (best)
Free trial 14 days 7 days
Free trial length 14 days 7 days
Deployment Cloud, Desktop, Mobile Cloud, Desktop, Mobile, Browser extension
Platforms Web, Windows, iOS, Android Web, Windows, macOS, iOS, Android, Chrome extension
Support Email, Live chat, Phone, Docs · 24/7 Live chat, Phone, Tickets · 24/7
Compliance GDPR, PCI DSS ISO 27001
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features VirtualPBX 0/4 · Zadarma 0/4
Call queues Not checked yet Not checked yet
IVR Not checked yet Not checked yet
Call recording Not checked yet Not checked yet
Call analytics & reports Not checked yet Not checked yet
Specs
Call routing Custom Custom
Supported channels Not checked yet Not checked yet
Our review
Pros
  • $15 per-user monthly entry plan with a 14-day free trial
  • Custom IVR, call flows, transcription, recording, and reporting
  • Web, desktop, and mobile access with broad CRM and API integrations
  • Free Standard plan includes cloud PBX, CRM users and four voice menus
  • Calling apps span iOS, Android, Windows, macOS, web and Chrome
  • IVR, queues, routing, recording and speech-to-text cover core call workflows
Cons
  • No free plan beyond the 14-day trial
  • AI Voice is a separate $99 monthly plan
  • AI Voice includes Smarter Voice for up to five people
  • Standard limits recording storage to 200 MB and voice menus to four
  • Office World minutes are capped across Zone 1 and Zone 2 destinations
  • Calling allowances and prices vary by selected region and currency
Our verdict

VirtualPBX is a cloud-based business phone system for small businesses and distributed teams. It combines business numbers, auto attendants, multi-level menus, programmable call routing, voicemail transcription, call recording,…

Read the review →

Zadarma is a cloud communications service for businesses, call centers and distributed teams. It combines cloud PBX, virtual phone numbers, SIP trunking, IVR menus, call queues, forwarding, recording, speech recognition and analytics.…

Read the review →
  1. VirtualPBXCall Management system 8.414-day trial
  2. ZadarmaCall Management system 8.3Free plan · 7-day trial

Strengths and trade-offs

  • VirtualPBX — where it wins

    • $15 per-user monthly entry plan with a 14-day free trial
    • Custom IVR, call flows, transcription, recording, and reporting
    • Web, desktop, and mobile access with broad CRM and API integrations

    Where it doesn't

    • No free plan beyond the 14-day trial
    • AI Voice is a separate $99 monthly plan
    • AI Voice includes Smarter Voice for up to five people
  • Zadarma — where it wins

    • Free Standard plan includes cloud PBX, CRM users and four voice menus
    • Calling apps span iOS, Android, Windows, macOS, web and Chrome
    • IVR, queues, routing, recording and speech-to-text cover core call workflows

    Where it doesn't

    • Standard limits recording storage to 200 MB and voice menus to four
    • Office World minutes are capped across Zone 1 and Zone 2 destinations
    • Calling allowances and prices vary by selected region and currency
  • VirtualPBX8.4/10 · 14-day trial

    An affordable, feature-rich phone system for small businesses and distributed teams.

    Visit VirtualPBXFull verdict →
  • Zadarma8.3/10 · Free plan · 7-day trial

    A flexible cloud PBX with a free plan, broad calling apps and configurable call handling.

    Visit ZadarmaFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026

Last updated · How we research and update