THE CUSTOMER ACTIVATION PLATFORM

Capturing opt-ins is hard
We make it easy

Whisp bridges the gap between customer interaction and customer activation by turning unknown visitors into verified, reachable customer relationships. Activate instantly across SMS, RCS, mobile wallet, loyalty, and CRM.

Most brands generate traffic. Few capture customers.

Trusted by brands and partners including NBA Champion and ESPN analyst Kendrick Perkins through Perks Pass.

Most Engagement Never Becomes Activation

Forms interrupt the moment before brands capture consent or reachability.

Most Platforms Activate After Opt-In. Whisp Captures the Opt-In Itself.

Whisp closes the gap between engagement and activation.

Turn anonymous visitors into known customers

Whisp captures verified mobile opt-ins the moment people engage, transforming unknown visitors into real, reachable customers you can activate across SMS, RCS, loyalty, wallet, and CRM.

Omnichannel Native Experience

A fully managed customer activation solution that uses real-time customer data, brand knowledge, and AI to plan, create, and execute marketing on your behalf — from opt-in to live campaign in minutes.


200%more opt-ins
10xengagement lift
5xcampaign revenue

BUILT FOR YOUR STACK

Works with the platforms you already use

Whisp delivers verified mobile identity directly into your CRM and messaging platforms — enabling instant activation across your marketing stack. Activate customers instantly through SMS, RCS, wallet passes, and CRM-driven workflows. RCS transforms messaging into a rich, interactive experience—turning every opt-in into immediate engagement.


BUILT FOR THE NEW CONSENT ERA

Verified opt-ins. Documented consent. Zero compliance guesswork.

New FCC and TCPA regulations require explicit, one-to-one customer consent for brand messaging. Whisp captures consent natively through the customer’s messaging app, creating a documented, consumer-initiated opt-in record.

Patented opt-in mechanism
Only Whisp captures mobile identity through consumer-initiated messaging.

SIM-verified identity
Eliminates fake numbers and inaccurate customer data.

Audit-ready consent records
Every opt-in is timestamped and compliant.