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Customer Support · head to head

Calabrio ONE vs Ozonetel

Calabrio ONE logo

Calabrio ONE

Customer Support

Workforce management, quality and analytics suite for contact centres, now owned by Verint

From
On request
Rated
-
Full reviewWebsite
Ozonetel logo

Ozonetel

Telecommunications

Indian cloud contact centre with its own carrier infrastructure and on-premise deployment options

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Calabrio ONE ownership changed in November 2025 when Thoma Bravo took Verint private and merged it with Calabrio, so the product is no longer the independent alternative to Verint that most shortlists put it on for, and roadmap priorities across two overlapping suites will be decided by one company.; Ozonetel no pricing is published in any usable form, so seat rates, per minute charges, number rental and dialler licences are entirely opaque until a sales process is underway, which makes budget approval slow.
  • They diverge on capability: Calabrio ONE covers Intelligent forecasting, Ozonetel covers Owned telecom infrastructure.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Calabrio ONE and Ozonetel actually diverge.

Attributes where Calabrio ONE and Ozonetel differ
AttributeCalabrio ONEOzonetel
PlatformsWeb, iOS, AndroidWeb, iOS, Android, Self-hosted
CategoryCustomer SupportTelecommunications

Identical on both: starting price (On request), pricing model (quote), free tier (No), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Calabrio ONE

  • Intelligent forecasting
  • Automated scheduling
  • Intraday optimisation
  • Real-time adherence
  • Agent self-service
  • Call and screen recording
  • Quality management
  • Speech and desktop analytics

Only in Ozonetel

  • Owned telecom infrastructure
  • Predictive and preview diallers
  • IVR designer
  • CRM embedded agent desktop
  • Call recording and quality monitoring
  • On-premise and private cloud deployment
  • WhatsApp and digital channels
  • Speech analytics

What people use each for

The jobs each tool is most often brought in to do.

Calabrio ONE

  • A 1,200-seat contact centre on Amazon Connect needing forecasting and adherence that the native scheduling tools do not providenot Ozonetel
  • A multi-site operation replacing spreadsheet rostering that no longer copes with skills-based routing and part-time shift patternsnot Ozonetel
  • A retailer forecasting seasonal contact volume across voice, chat and email to decide temporary hiring numbers months aheadnot Ozonetel
  • A compliance-bound centre needing call and screen recording with retention and redaction controls independent of its telephony vendornot Ozonetel

Ozonetel

  • An Indian bank or insurer whose regulator requires call recordings to stay on infrastructure it controls, needing an on-premise contact centrenot Calabrio ONE
  • A collections or telesales operation running predictive dialling across hundreds of agentsnot Calabrio ONE
  • A support team that wants the agent phone bar embedded inside Salesforce or Zoho rather than a separate softphonenot Calabrio ONE
  • An e-commerce operation adding WhatsApp to the same queue and agent pool that handles voicenot Calabrio ONE

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Calabrio ONE

  • Ownership changed in November 2025 when Thoma Bravo took Verint private and merged it with Calabrio, so the product is no longer the independent alternative to Verint that most shortlists put it on for, and roadmap priorities across two overlapping suites will be decided by one company.
  • The combined business has run substantial layoffs following the buyout, which raises real questions about support responsiveness and module investment that a prospective buyer should press on in contract negotiation.
  • Pricing is quoted per agent per month, commonly cited from around 75 US dollars, with analytics and quality sold as separate modules, so the headline figure understates a full suite deployment considerably.
  • There is no free trial and no self-service tier, meaning evaluating the forecasting engine against your own historical data requires a sales-led proof of concept measured in weeks.
  • The forecasting and scheduling engine assumes an operations team that can configure shift rules, service level targets and skill routing correctly; deployed by a team without that expertise it produces schedules people override manually, which negates the reason to buy it.

Ozonetel

  • No pricing is published in any usable form, so seat rates, per minute charges, number rental and dialler licences are entirely opaque until a sales process is underway, which makes budget approval slow.
  • Contact centre cost in India is dominated by per minute telecom charges rather than seat licences, so a low quoted seat rate can hide the majority of the bill in usage that scales with call volume.
  • Feature depth outside voice is thinner than Genesys or Talkdesk, so an organisation prioritising digital-first omnichannel with deep workforce management will find gaps.
  • The product, support model and integration set are shaped around Indian market requirements, and organisations outside India get a smaller partner network and less mature local support.
  • On-premise deployment, one of its main selling points for regulated buyers, brings back infrastructure, upgrade and capacity planning costs that the move to cloud contact centres was meant to remove.

Pricing, plan by plan

Calabrio ONE

On request
  • Calabrio ONE$undefined/year
    • Workforce management forecasting and scheduling
    • Real-time adherence
    • Agent self-service and mobile app

Ozonetel

On request
  • CloudAgent$undefined/month
    • No public rate card is published
    • Priced per agent seat plus telecom usage
    • Per minute call charges billed separately from seat licences

Which should you pick?

Choose Calabrio ONE if

  • You need intelligent forecasting.
  • You work on Web, iOS, Android.
  • You also want automated scheduling.
Calabrio ONE review

Choose Ozonetel if

  • You need owned telecom infrastructure.
  • You work on Web, iOS, Android, Self-hosted.
  • You also want predictive and preview diallers.
Ozonetel review

Questions people ask

Is Calabrio ONE or Ozonetel better?
Neither clearly leads. Calabrio ONE starts at On request and Ozonetel at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Calabrio ONE or Ozonetel?
Calabrio ONE starts at On request and Ozonetel at On request.
Does Calabrio ONE or Ozonetel run on more platforms?
Calabrio ONE runs on Web, iOS, Android. Ozonetel runs on Web, iOS, Android, Self-hosted.
What is Calabrio ONE best used for?
Calabrio ONE is most often used for a 1,200-seat contact centre on amazon connect needing forecasting and adherence that the native scheduling tools do not provide, a multi-site operation replacing spreadsheet rostering that no longer copes with skills-based routing and part-time shift patterns, a retailer forecasting seasonal contact volume across voice, chat and email to decide temporary hiring numbers months ahead, a compliance-bound centre needing call and screen recording with retention and redaction controls independent of its telephony vendor. Of those, a 1,200-seat contact centre on amazon connect needing forecasting and adherence that the native scheduling tools do not provide and a multi-site operation replacing spreadsheet rostering that no longer copes with skills-based routing and part-time shift patterns are not what Ozonetel is typically brought in for.
What can Calabrio ONE do that Ozonetel cannot?
Calabrio ONE covers Intelligent forecasting, Automated scheduling, Intraday optimisation, Real-time adherence. Ozonetel covers Owned telecom infrastructure, Predictive and preview diallers, IVR designer, CRM embedded agent desktop.

Answered from the vendors’ own pages

Calabrio ONE: Is Calabrio still a separate product from Verint?

It is still sold and supported under the Calabrio name, but the companies merged under Thoma Bravo ownership in November 2025 and calabrio.com now redirects to verint.com.

Ozonetel: Does Ozonetel publish prices?

No. There is no working public rate card, and seat plus usage pricing is negotiated per account.

Calabrio ONE: Will Calabrio customers be forced to migrate to Verint?

Verint has publicly committed to supporting and enhancing Calabrio solutions with no forced migration. Get that commitment written into your contract term rather than relying on the statement.

Ozonetel: Can it be deployed on-premise?

Yes. On-premise and private cloud deployments are offered, which is the main reason regulated Indian financial institutions choose it.

Calabrio ONE: Does it replace my contact centre platform?

No. It sits on top of your CCaaS or telephony platform and handles workforce management, recording and quality.

Ozonetel: What makes it different from a reseller?

Ozonetel operates its own telecom infrastructure in India rather than layering software over a third party carrier.

Calabrio ONE: What does it cost?

Nothing is published. Independent reporting puts the entry point near 75 US dollars per agent per month, rising with quality and analytics modules.

Ozonetel: Is voice the only channel?

No. WhatsApp and digital channels route into the same agent queues, though voice remains the strongest part of the product.

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