Reliable DLT-compliant SMS and WhatsApp API for OTPs, alerts, notifications, and transactional messages. Reach customers on their preferred channel with guaranteed delivery.
Choose SMS, WhatsApp, or use both for maximum reach and reliability
DLT-registered, reliable SMS delivery for OTPs, alerts, notifications, and transactional messages. Perfect for banking, e-commerce,Business.
Send rich-media notifications, OTPs, order updates, and transaction alerts via WhatsApp. Higher engagement with 98% open rates.
DLT (Distributed Ledger Technology) registration is mandatory for all commercial SMS senders in India. It ensures transparency and protects users from spam.
We handle complete DLT registration for your business including: Entity Registration, Header Registration, Template Approval, and Regular Compliance Updates. We maintain 100% DLT compliance for all SMS traffic.
Maximize reach and engagement by combining both channels
Real-world applications across different industries
Secure transaction alerts, OTPs for online banking, loan approval notifications, and payment reminders.
Your OTP for transaction is 784592. Valid for 10 mins. Do not share with anyone.
₹5,000 debited from A/C XX1234. Avl Bal: ₹25,450. Not you? Call 1800-XXX-XXX
Order confirmations, shipping updates, delivery alerts, abandoned cart reminders, and promotional offers.
Your order #ORD12345 is shipped via Delhivery. Track: abc.com/track
Your order is out for delivery! 🚚 Track live location & contact delivery agent
Appointment reminders, prescription ready alerts, test results, vaccination reminders, and health tips.
Reminder: Dr. Sharma appointment tomorrow at 3 PM. Call to reschedule.
Your prescription is ready! 📄 Download PDF. Follow-up in 7 days.
Admission confirmations, fee payment reminders, exam schedules, result announcements, and class updates.
Last date for fee payment: 25th March. Pay online: school.edu/pay
📚 Final Exam Schedule attached. Check your subjects & report time.
Pickup confirmations, real-time tracking updates, delivery ETA alerts, and proof of delivery.
Your pickup scheduled today 2-4 PM. Keep package ready. Call agent: 98765XXXXX
Your package is 5 stops away! 🚚 Live tracking: track.watneo.com/abc123
Booking confirmations, check-in reminders, flight status updates, hotel booking details, and itinerary sharing.
Your flight AI-203 confirmed for 15th March, 2 PM. Web check-in opens 48h before.
✈️ Your complete travel itinerary attached. Includes hotels, transfers & activities.
Businesses trust us for their critical communication needs
Fintech Startup Founder
"Using both SMS for OTPs and WhatsApp for customer support reduced our customer complaints by 60%. The dual-channel approach is a game-changer."
E-commerce Director
"DLT compliance was a headache until we switched to SmsNeo. Now our SMS deliverability is 99.9% and WhatsApp order updates get immediate customer responses."
Banking IT Head
"The dual portal system is perfect for our team. Finance uses SMS for transactions, while customer service uses WhatsApp. Both portals are intuitive and reliable."
Get started with our transactional SMS and WhatsApp API today. Free trial with 100 messages on each channel.
Or try both channels together for maximum impact
Have questions about DLT registration, API integration, or which channel is best for your business? Our experts are here to help.
Monday - Friday: 9 AM - 7 PM IST
Saturday: 10 AM - 5 PM IST