THE CUSTOMER ACTIVATION PLATFORM
Capturing opt-ins is hard
We make it easy ➜
Whisp captures verified mobile opt-ins the moment someone engages — turning taps, scans, and clicks into instant messaging connections. Activate instantly across SMS, RCS, mobile wallet, and CRM.
200%
more opt-ins
10x
engagement lift
5x
campaign 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.