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Telecommunications · head to head

Knowlarity vs Telesign

Knowlarity logo

Knowlarity

Telecommunications

Indian cloud telephony for virtual numbers, IVR and call centre operations

From
1999/month
Rated
-
Full reviewWebsite
Telesign logo

Telesign

Telecommunications

Phone number verification and fraud scoring rather than general purpose messaging

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Knowlarity it is sold only in India and the UAE, so an organisation outside those markets cannot buy it at all regardless of how well it fits.; Telesign risk scoring is probabilistic, so tuning thresholds trades fraud caught against genuine users blocked, and somebody has to own that trade-off continuously.
  • They diverge on capability: Knowlarity covers Virtual and toll-free numbers, Telesign covers Phone number verification.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Knowlarity and Telesign actually diverge.

Attributes where Knowlarity and Telesign differ
AttributeKnowlarityTelesign
Starting price1999/monthOn request
Pricing modelPer agent per monthPer message and per verification, priced by destination country
PlatformsWeb, iOS, Android, APIWeb, APIs, Java, Python, JavaScript, PHP, C#

Identical on both: free tier (No), user rating (Not yet rated), category (Telecommunications).

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 Knowlarity

  • Virtual and toll-free numbers
  • IVR
  • Cloud contact centre
  • Number masking
  • Missed call service
  • Automated outbound
  • Speech analytics
  • WhatsApp Business API

Only in Telesign

  • Phone number verification
  • Phone number intelligence
  • Risk scoring
  • Published SMS rate card
  • Delivery routing

What people use each for

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

Knowlarity

  • An Indian business needs call tracking against marketing campaigns using virtual numbers with an all-India single rate rather than circle-by-circle pricing.not Telesign
  • A marketplace or delivery operation must connect customers and riders without exposing either phone number, which is what the number masking product exists for.not Telesign
  • A company running rural or low-data campaigns wants missed call as a lead capture and opt-in channel, which has no equivalent in Western telephony platforms.not Telesign
  • An Indian contact centre wants published per-agent pricing it can budget against instead of the quote-only approach taken by Ameyo, Genesys and the international vendors.not Telesign

Telesign

  • Consumer platforms blocking fake account creation at signupnot Knowlarity
  • Fintechs and marketplaces checking SIM swap history before a high value actionnot Knowlarity
  • Businesses suffering promotion and free trial abuse from disposable numbersnot Knowlarity
  • Products needing passcode delivery optimised for completion rather than lowest costnot Knowlarity

Where each one falls short

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

Knowlarity

  • It is sold only in India and the UAE, so an organisation outside those markets cannot buy it at all regardless of how well it fits.
  • Ownership by Gupshup means voice sits inside a messaging-first company, and the strategic emphasis and investment now favour WhatsApp and conversational messaging over the traditional telephony line.
  • Published pricing covers the contact centre agent seats, but numbers, minutes beyond bundles, SMS, WhatsApp conversations and speech analytics are separate charges, so the monthly bill is materially above the headline per-agent figure.
  • SMS in India requires DLT registration of headers and templates under TRAI rules, and that compliance overhead falls on the customer, delaying campaign launches in a way buyers from other markets do not expect.
  • The contact centre feature depth, reporting and workforce management are thin next to Genesys, Five9 or NICE, so a large or complex operation will find quality management and forecasting missing rather than merely simpler.

Telesign

  • Risk scoring is probabilistic, so tuning thresholds trades fraud caught against genuine users blocked, and somebody has to own that trade-off continuously.
  • No voice pricing is published at all: every one of the 233 destinations in its public rate card lists voice as quote only, so voice cost cannot be modelled in advance.
  • It is a verification and risk product, so a business that also needs general purpose messaging will run a second vendor for that traffic.
  • Number intelligence quality varies by country because it depends on operator data availability, and coverage in some markets is thinner than the global claim implies.
  • The underlying carrier assets belong to its sibling companies rather than to Telesign, so network questions route back to a parent whose principal business is not developer APIs.

Pricing, plan by plan

Knowlarity

1999/month
  • Unlimited Inbound Contact Centre$1999/month
    • Per agent per month
    • Unlimited inbound calling
    • All-India single rate
  • Inbound and Outbound Contact Centre$2999/month
    • Per agent per month
    • Inbound and outbound calling
    • Agent softphone with WebRTC
  • Contact Centre with Lead Management$3499/month
    • Per agent per month
    • Adds lead management
    • Dispositions and follow-up tracking
  • Enterprise$undefined/month
    • Customised plans
    • MPLS connectivity options
    • Quoted on application

Telesign

On request
  • Telesign$undefined/month
    • SMS prices published for 233 destination countries
    • Every voice destination listed as quote only
    • Enterprise agreements normally tied to volume commitments

Which should you pick?

Choose Knowlarity if

  • You need virtual and toll-free numbers.
  • You work on Web, iOS, Android, API.
  • You also want ivr.
Knowlarity review

Choose Telesign if

  • You need phone number verification.
  • You work on Web, APIs, Java, Python, JavaScript, PHP, C#.
  • You also want phone number intelligence.
Telesign review

Questions people ask

Is Knowlarity or Telesign better?
Neither clearly leads. Knowlarity starts at 1999/month and Telesign at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Knowlarity or Telesign?
Knowlarity starts at 1999/month and Telesign at On request.
Does Knowlarity or Telesign run on more platforms?
Knowlarity runs on Web, iOS, Android, API. Telesign runs on Web, APIs, Java, Python, JavaScript, PHP, C#.
What is Knowlarity best used for?
Knowlarity is most often used for an indian business needs call tracking against marketing campaigns using virtual numbers with an all-india single rate rather than circle-by-circle pricing., a marketplace or delivery operation must connect customers and riders without exposing either phone number, which is what the number masking product exists for., a company running rural or low-data campaigns wants missed call as a lead capture and opt-in channel, which has no equivalent in western telephony platforms., an indian contact centre wants published per-agent pricing it can budget against instead of the quote-only approach taken by ameyo, genesys and the international vendors.. Of those, an indian business needs call tracking against marketing campaigns using virtual numbers with an all-india single rate rather than circle-by-circle pricing. and a marketplace or delivery operation must connect customers and riders without exposing either phone number, which is what the number masking product exists for. are not what Telesign is typically brought in for.
What can Knowlarity do that Telesign cannot?
Knowlarity covers Virtual and toll-free numbers, IVR, Cloud contact centre, Number masking. Telesign covers Phone number verification, Phone number intelligence, Risk scoring, Published SMS rate card.

Answered from the vendors’ own pages

Knowlarity: Is Knowlarity still a product after the Gupshup acquisition?

Yes. Gupshup acquired it in 2021 but Knowlarity still has its own website, product line and published pricing rather than being folded into the Gupshup brand.

Telesign: Who owns Telesign?

Proximus, the Belgian telecommunications operator. It acquired Telesign in 2017 through its subsidiary BICS and has owned it outright since February 2021. Telesign now sits in Proximus Global alongside BICS and Route Mobile.

Knowlarity: Can I buy Knowlarity outside India?

Only in the UAE. The site offers India and UAE selectors and the numbering, compliance and support are built for those markets.

Telesign: Did Telesign go public?

No. A merger with the North Atlantic Acquisition Corporation special purpose vehicle was announced in December 2021 at around 1.3 billion dollars and terminated on 1 July 2022, so it remained within Proximus.

Knowlarity: What does a contact centre seat cost?

From 1,999 rupees per agent per month for unlimited inbound, 2,999 for inbound and outbound, and 3,499 with lead management, before numbers, minutes and messaging.

Telesign: Is Telesign a cheaper way to send one-time passcodes?

No, and that is not its purpose. It routes for verification completion and adds a risk judgement about the number. If you only need cheap message delivery, compare rate card vendors instead.

Knowlarity: What is a missed call service?

A number that customers ring and hang up on, registering an opt-in or lead at no cost to the caller. It is a mainstream Indian marketing channel with no Western equivalent.

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