Engage millions securely - The proven voice platform for enterprise scale

The proven voice platform trusted for the largest citizen outreach programs, media campaigns, and real-time audience engagement worldwide. Karix delivers at a scale few can match without compromising on security, quality, or uptime.

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Advanced spam protection

Enterprise-grade security & compliance

Call masking for customer privacy

A platform built for reach, trust, and flexibility

Multilingual Support

Engage audiences in multiple Indian regional languages.

Scalable Infrastructure

Handle high-volume campaigns such as TV voting and national broadcasts seamlessly.

Cost Efficiency

Reach cost-conscious prepaid users effectively through missed call solutions.

Real-Time Analytics

Monitor campaign performance with live reporting and insights.

Flexible Integration

Deploy via UI, API, FTP/SFTP, or SIP VoIP based on your enterprise setup.

Trust & Compliance

Reduce fraud and SMS delivery risks with Voice OTP and verified virtual numbers.

Operational Control

Track agent activity in real-time and automate responses when agents are unavailable.

Voice OTP as Failover

Track agent activity in real-time and automate responses when agents are unavailable.

Leverage Karix’s enterprise-grade Voice Solutions

Engage customers in their own language

Designed to meet diverse enterprise needs

Outbound Calling (OBD)

Deliver personalised audio messages to customers in their local language.

Voting & Polling

Drive audience participation at scale with unmatched capacity and real-time reporting.

Hosted IVRs

Customise inbound and outbound interactions with centralised IVR systems.

Audio Conference Solution

Enable secure, reservation-less conferencing for teams, vendors, and customers.

Missed Call Services

Generate leads and engage prepaid mobile users at zero cost.

One-Time Password (Voice OTP)

Strengthen authentication with two-factor Voice OTP or as an SMS fallback.

Feedback & Surveys

Capture customer input and service confirmations with minimal friction.

Text-to-Speech (TTS)

Broadcast personalised messages in a natural voice across languages.

Safeguard every interaction with enterprise-grade protection

Data privacy compliance: Adhere to local and global data protection laws, minimising risks of fraud or misuse.

Spam & scam prevention: Verified virtual numbers ensure legitimacy, avoiding spam labels and fraudulent calls.

Resilient against threats: Reduce exposure to identity theft, SIM swap fraud, and unauthorised access.

Call Masking: Secure every customer interaction

Karix’s Call Masking solution safeguards your customers’ privacy by connecting agents and consumers through virtual numbers.

Customer places call via a common number.

Call masking allocates a common number to the customer.

Agent receives a call via this common number which can only be accessed only using the company network.

Standard solution

Securely bridge calls between agents and customers without exposing actual numbers.

PIN-based solution

Add a layer of PIN authentication for sensitive interactions, ensuring greater security and validation.

What Karix offers with Call Masking

Security: Connect customers and agents without disclosing personal numbers.

Scalability: Easily add virtual numbers as your campaigns expand.

Cost efficiency: Agents connect with customers at no personal expense.

Activity reporting: Monitor agent presence and call activity in real-time.

Spam avoidance: Verified virtual numbers prevent spam labels.

Auto-response messaging: Play automated responses when agents are busy or unavailable.

Real results from real campaigns

26M

Registered unique users

1.5M

Outbound calls in a single day

60M

Unique missed call hits in a month

Largest citizen voice outreach in the world

For “Mann Ki Baat”, NIC used Karix to deliver a multilingual, high-capacity missed call program - accessible nationwide with a single ring.

200K+

Missed calls per minute capacity

Real-time

Voting results via reporting UI

Voice acknowledgements

Post-vote

Peak voting at prime time

Karix powered real-time audience voting for TV shows like Dance+, Nach Baliye and more - handling national spikes without missing a beat.

Voice, built for global engagement and trust

Whether it’s secure authentication, masked agent calls, or nationwide outreach, Karix Voice delivers at scale and has done so for years. We’ve solved the scale, compliance, and delivery challenges so you can focus on outcomes.

Multi-region support

Secured & compliant

Build for scale

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FAQ's

Which interfaces are supported for bulk voice campaigns?

UI portal, API, FTP or SFTP.

Can the same virtual number handle missed calls and SMS?

Yes, with configuration.

How does voice OTP differ from SMS OTP?

Voice PIN delivery as a failover for 2FA.

What languages are supported in voice broadcasts?

Multiple Indian regional languages.

What is call masking?

Bridging virtual numbers to protect privacy, with PIN and reporting options.

Can the same 10-digit Virtual number be used for both missed calls as well as SMS pull service?

Yes. With prior information, both services can be activated on the same number.

What is call patching?

During an ongoing call (outbound/inbound), call patch allows your customers to connect with your customer care executives in case they have any queries pertaining to services.

What is TTS (Text-To-Speech) service?

Text-to-speech service allows businesses to directly broadcast texts (multi-lingual) to natural-sounding speech/audio.

What are the different interfaces used to do bulk voice campaigns?

Businesses can broadcast a bulk voice campaign using the following method:
- User Interface/ UI portal
- API
- FTP / SFTP

What is a missed call solution?

Missed call service allows your customers to call on a predefined number for e.g. 10 10-digit Virtual Number or Toll-free number or DID number (landline) at zero cost. The call will get disconnected automatically post 1 or 2 rings. During a missed call you either play a plain ring or a few-second voice message.

What are the uses and benefits of the missed call solution?

- Lead generation: You can generate leads and engage your customers
- Info on demand: Push requested information on demand post missed call via SMS/automated voice call, etc. e.g. Request for balance check or new cheque book request.
- Verify Number: You can verify the user number through a missed call, wherever the mobile number verification process is mandatory.
- Callback Services: Your customer care executives can call back the user, giving a missed call or push an automated pre-recorded voice call.
- Voting / Polling tool: Get customer feedback

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