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Best UCaaS Platforms in 2026

  1. 1

    3CX

    by 3CX
    Free plan WebWindowsLinux+3
    7.7 Free plan · paid from $300/yr Visit site
  2. 2

    Alcatel-Lucent Enterprise Rainbow

    Free plan AndroidAPIiPhone+3

    Rainbow combines business communications, PBX connectivity, and developer integration tools in one platform.

    7.7 Free plan · pricing on request Visit site
  3. 3

    Dialpad Meetings

    Free plan AndroidiPhoneMac+2

    Choose Dialpad Meetings if your team wants video meetings with browser or app joining, collaboration tools, and AI-generated transcripts or recaps.

    7.6 Free plan Visit site
  4. 4

    Microsoft Teams

    by Microsoft Teams
    Free plan AndroidiPhoneLinux+3

    Teams covers messaging, calls, and meetings across platforms, with a free plan and business options that list expanded meeting and support features.

    7.4 Free plan Visit site
  5. 5

    VitalPBX

    by VitalPBX
    Free plan AndroidAPIExtension+6

    VitalPBX offers a free plan alongside three paid plans, with features including custom call routing and voicemail transcription.

    7.1 Free plan · paid from $100/mo Visit site
  6. 6

    Zadarma

    by Zadarma
    Free plan WebWindowsMac+2

    Zadarma combines business calling features with web and device apps. Compare the listed plan allowances carefully, since they differ by plan.

    6.9 Free plan · paid from $39/mo (annual) · 7-day trial Visit site
  7. 7

    Zoom Workplace

    by Zoom Workplace
    Free plan AndroidExtensioniPhone+4

    Zoom Workplace offers meeting and collaboration features across a broad set of platforms, with a free one-user Basic plan and a paid Pro option.

    6.9 Free plan · paid from $15.99/user/mo Visit site
  8. 8

    Nextiva

    by Nextiva
    Free trial AndroidAPIExtension+5

    Nextiva combines business calling with messaging, meetings, and collaboration features across its plans. The listed monthly options begin at $15 a month, and there is no free plan or trial.

    6.2 From $15/user/mo Visit site
  9. 9

    NFON Cloudya

    by NFON Cloudya
    Free trial AndroidAPIiPhone+3

    Cloudya combines business calling features with web, desktop, and mobile access.

    6.2 From €6.80/user/mo Visit site
  10. 10

    Avaya Cloud Office

    by Avaya Cloud Office
    Paid AndroidiPhoneMac+2

    Avaya Cloud Office brings business communications into one service with broad platform coverage and several plan tiers.

    6.0 Visit site
  11. 11

    Vodia PBX

    by Vodia PBX
    Free trial AndroidAPIiPhone+5

    Pick Vodia PBX if your business needs multiple numbers and the listed call handling features across web, desktop, and mobile platforms.

    6.0 Pricing on request · 60-day trial Visit site
  12. 12

    GoTo Connect

    Paid AndroidiPhoneMac+2

    GoTo Connect spans business phone features, customer messaging, and contact center tools.

    5.9 Pricing on request Visit site
  13. 13

    Intermedia Unite

    by Intermedia Unite
    Paid AndroidiPhoneMac+2

    Intermedia Unite combines broad communications features with business integrations, security controls, and two main plan levels.

    5.9 From $27.99/user/mo Visit site
  14. 14

    Ooma Office

    by Ooma Office
    Paid WebWindowsMac+2

    Ooma Office combines business calling features with desktop and mobile access across five platforms.

    5.7 From $19.95/user/mo Visit site
  15. 15

    Vonage Business Communications

    Paid WebWindowsMac+2

    Vonage Business Communications combines business calling features with desktop and mobile access.

    5.4 From $17.99/mo (annual) Visit site
  16. 16

    Wildix

    by Wildix
    Paid WebWindowsMac+3

    Choose Wildix if your organization needs business communications across desktop and mobile platforms and its listed call features fit your needs.

    5.4 Pricing on request Visit site
  17. 17

    RingCentral RingEX

    by RingCentral RingEX
    Paid AndroidiPhone

    RingEX brings core business communications and collaboration into one app, with broad integrations and mobile support.

    5.3 From $19.99/user/mo (annual) · 14-day trial Visit site
  18. 18

    Net2Phone Office

    Paid AndroidiPhoneWeb
    4.5 From $19.99/user/mo (annual) Visit site
  19. 19

    Sangoma Business Communications

    Paid AndroidiPhoneMac+2
    4.5 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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