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ALTERNATIVE APPLICATIONS

55PBX Alternatives

Should you replace 55PBX?

Zoom Phone is the strongest catalog alternative to evaluate for 55PBX.

55PBX

Current
Seat-based Payg
0/5
Annual cost
$359
1 seat / $30/month
Seats assigned
$359/yr

This catalog view compares public market data and does not include organization spend or usage.

55PBX alternatives

See how 55PBX compares to 14 alternative apps you can switch to.

Zoom PhoneBest FitPublic pricingAvg. switch cost--Switch for AI call notes and team chat, but lose WhatsApp Business messaging and Brazil-specific number tools.
Fusion Co...Strong ContenderPublic pricingAvg. switch cost--You get stronger network tools and Teams integration, but lose WhatsApp messaging and the simple click-to-call setup you have now.
CloudtalkStrong ContenderPublic pricingAvg. switch cost--You get smarter sales dialing and AI notes, but you lose WhatsApp messaging and local Brazilian phone line support.
VoisoStrong ContenderPublic pricingAvg. switch cost--You get faster dialing and AI call insights, but you lose WhatsApp chat, video calls, and fax tools.
JustcallStrong ContenderPublic pricingAvg. switch cost--You get better sales dialing and CRM logging, but lose WhatsApp integration and advanced call center routing.
KavkomStrong ContenderPublic pricingAvg. switch cost--KavKom gives you solid call center tools and web calling, but you lose WhatsApp and deep CRM links compared to 55PBX
Mivoice C...Strong ContenderPublic pricingAvg. switch cost--You get solid office communication tools, but you lose WhatsApp chats and easy CRM links that make 55PBX great for sales and support.
WhippyStrong ContenderPublic pricingAvg. switch cost--Whippy gives you AI-powered messaging automation across channels but loses traditional phone features like call queues and IVR.
TalkrouteStrong ContenderPublic pricingAvg. switch cost--Talkroute is simpler and cheaper for basic calling and texting, but you’ll lose call center tools, CRM syncs, and advanced analytics
LoopupWorth ConsideringPublic pricingAvg. switch cost--LoopUp gives you a clean, global Teams phone system but you lose WhatsApp, video, and local tools 55PBX includes
SymphonyWorth ConsideringPublic pricingAvg. switch cost--You get bank-grade security and compliance tools, but lose call routing, WhatsApp messaging, and CRM connectors.
Kixie Pow...Worth ConsideringPublic pricingAvg. switch cost--Kixie helps sales teams call and text more from CRM, but you’ll lose call queues, IVR, and video features if you switch from 55PBX
ZelloWorth ConsideringPublic pricingAvg. switch cost--You get fast field chat but lose customer call tracking, recordings, and database links.
Voxer Bus...Worth ConsideringPublic pricingAvg. switch cost--Voxer is great for quick voice chats and locations, but you’ll lose call routing, recording, and CRM tools if you switch from 55PBX.

Zoom Phone and Fusion Connect: Modern Connectivity And Communications Solutions selected for comparison.

Annual costTotal subscription cost for each app, shown for the selected billing period.
55PBX

$359

Básico ($30/month)

Public catalog pricing. Organization spend is not included.

Zoom Phone

--

Public pricing

Public catalog pricing estimate.

Fusion Co...

--

Public pricing

Public catalog pricing estimate.

3-Year Net SavingEstimated savings over three years after migration and setup costs.
55PBX

$0

No migration in the current app baseline.

Zoom Phone

--

After $3,500 estimated migration cost.

Fusion Co...

--

After $7,500 estimated migration cost.

Team Fit ScoreHow closely the app matches the teams, workflows, and usage patterns currently in place.
55PBX

--

Zoom Phone

70/100

Zoom Phone shines for global teams that want AI call notes and built-in chat. It falls short for Brazilian businesses that rely on local number porting and WhatsApp Business customer messaging. You get a polished global phone system, but lose regional customization.

Fusion Co...

70/100

Fusion Connect shines when you need to tie phone systems to your office internet and Microsoft Teams. It handles large teams and call centers well. But it won’t help your sales team reach out to leads through WhatsApp or simple click-to-call tools.

Adoption RiskExpected friction, training effort, and behavior change needed to move teams onto the alternative.
55PBX

--

Public adoption signal for the current app.

Zoom Phone

low

Zoom Phone is a low-complexity migration. Estimated 3 weeks and $3,500 one-time cost.

Fusion Co...

low

Fusion Connect: Modern Connectivity And Communications Solutions is a medium-complexity migration. Estimated 6 weeks and $7,500 one-time cost.

User satisfactionAvailable rating and review signal for team sentiment around the app.
55PBX

--

Zoom Phone

4.6/5.0

8500 reviews

Fusion Co...

4.3/5.0

450 reviews

Timeline & DisruptionExpected migration duration and disruption to normal workflows.
55PBX

No migration needed

Zoom Phone

3 weeks

Low

Zoom Phone is a low-complexity migration. Estimated 3 weeks and $3,500 one-time cost.

Fusion Co...

6 weeks

Medium

Fusion Connect: Modern Connectivity And Communications Solutions is a medium-complexity migration. Estimated 6 weeks and $7,500 one-time cost.

Setup & trainingOne-time implementation, enablement, and training investment required.
55PBX

--

Zoom Phone

$3,500

Estimated one-time migration and setup effort.

Fusion Co...

$7,500

Estimated one-time migration and setup effort.

Integration CoverageHow much of the current integration and workflow surface is covered by the app.
55PBX

--

Zoom Phone

--

Supports 350 native integrations.

Fusion Co...

--

Supports 120 native integrations.

Feature Match (%)How closely the app matches current feature needs, including notable gaps or risks.
55PBX

100%

Zoom Phone

65%

  • No native WhatsApp Business integration for customer chats
  • Lacks Brazil-specific number porting and local compliance tools
  • Call center routing is basic compared to dedicated PBX systems
  • No built-in fax to email feature
Fusion Co...

68%

  • No built-in WhatsApp Business messaging for customer chats
  • Lacks simple click-to-call widgets for websites
  • Missing fax to email conversion tools
  • No multi-tenant setup for agencies or partners
CertificationsSecurity, privacy, and compliance certifications available for each app.
55PBX

--

Zoom Phone
SOC 2 Type IIISO 27001GDPR
Fusion Co...
SOC 2 Type IIHIPAAGDPR
Choose This IfThe conditions where keeping or switching to this app is likely to make sense.
55PBX

You already standardize on this app.

Zoom Phone

Your team is outside Brazil and wants AI call summaries and built-in team chat alongside phone service.

Fusion Co...

Your company needs reliable internet and phone systems tied together, or you want to run everything through Microsoft Teams.

Avoid This IfThe conditions where this app is likely to create cost, workflow, or adoption risk.
55PBX

Public pricing or fit signals no longer match your needs.

Zoom Phone

You need WhatsApp Business for customer support or rely on Brazil-specific number porting and local CRM tools.

Fusion Co...

You are a small Brazilian business that needs WhatsApp messaging and simple click-to-call tools built right in.