Immediate Delivery.
Direct to the Customer's Pocket.
Deploy transactional billing SMS, automate booking verification codes, and blast bulk campaigns to custom contact segments.
Deploy SMS Marketing FreeHigh-Priority Invoicing & COD Protections.
Lower checkouts losses to return-to-origin shipments. ShadowBook automatically triggers dynamic order verification codes and payment links via SMS, processing sales and verifying intents in parallel.
Push dynamic billing SMS
Configure short-coded transactional receipts pre-populated with direct buy pages.
Verify COD carts dynamically
Confirm client delivery address validity and purchase intentions through one-time numeric passwords.
Scale bulk contact lists
Drag-and-drop raw contact databases, parse mobile configurations, and broadcast campaigns securely.
ShadowBook SMS
iMessage / AlertShadowBook Invoice #9024 for John Doe. Amount Due: $120.00. Process payments securely via Stripe:
https://shadowbook.online/pay/Built for Secure Alerts
From global carrier loops to OTP protections, ShadowBook manages bulk messaging effortlessly.
High-Priority Tier 1 Routing
Never miss a delivery window. Force-route your transactional receipts, billing checkouts, and promotional lists through direct tier-1 carrier pathways.
Booking Verification OTP
Lower fake reservation rates. Dispatch quick numeric verification alerts requesting confirmation before finalizing room blocks.
Bulk Promotional Blasts
Deploy SMS promotions sitewide. Send to thousands of imported customer contacts with country-specific opt-out compliance natively checked.
Short URL Dynamic Linkers
Shorten catalog link configurations to save precious text message characters. Track individual link click percentages accurately.
Instant Invoicing SMS
Deliver dynamic balance alerts. Push simple pay-now checkouts pre-configured with Stripe so clients pay in seconds.
Real-Time Delivery Attributions
Keep records spotless. Access clear receipts detailing delivered percentages, network latency, and actual click logs.
SMS AI Marketing FAQs
Everything you need to know about carrier pathways, invoicing, and country-specific rules.
Yes, fully! ShadowBook integrates with global tier-1 carrier networks, enabling you to deliver SMS broadcasts, bills, and notifications to customers in over 150 countries with automatic country-code formatting.
Fake or unconfirmed bookings result in high vacancy rates. ShadowBook solves this by automatically sending a quick one-time numeric verification code (OTP) via SMS to verify the guest's intent before confirming, lowering booking cancellation rates by up to 35%.
When a reservation or folio is generated in ShadowBook, our engine triggers an automated short SMS containing a secure click-to-pay checkout URL. Guests can instantly clear bills using credit cards or Apple Pay via Stripe.
Yes. ShadowBook handles local compliance requirements natively. We automatically append opt-out keywords (e.g. 'STOP') to promotional blasts and handle country-specific quiet hours to guarantee clean delivery.
Instant Offline Deliverability.
Join brands using SMS verifications and transaction bills to protect booking rates and verify reservation intents.
Start Free SMS Marketing