Promotional SMS
Share offers, launches and announcements with an entire contact group in a few clicks.
Learn moreBusiness messages that reach people.
Send OTPs, offers, alerts and reminders to Ncell and NTC numbers from one easy dashboard—or connect your product with our REST API.
Campaign overview
Sample data · Ncell + NTC routes
Sent
0
12 batches
Delivered
0
0 failed
Delivery rate
0%
last 24 hours
Hourly volume
Peak 15:00
Ncell
0 · 63%
NTC
0 · 37%
OTP batch delivered via Ncell — 214/214
Sample data for illustration — no real messages.
Bulk campaigns
Reach contact groups
OTP messages
Secure verification
Alerts
Send timely updates
SMS API
Built for developers
Messages for moment that matters.
A straightforward platform for customer communication—whether you send manually or from your own software.
Transactional SMS
Keep customers informed with order confirmations, account events and service updates.
Learn moreOTP verification
Send time-sensitive one-time passwords from your product using the REST API.
Learn moreReminders
Reduce missed appointments and late payments with useful, timely notifications.
Learn moreContact management
Import contacts, organise reusable groups and keep every campaign tidy.
Learn moreDelivery reporting
See pending, sent, delivered and failed states for every individual message.
Learn moreDelivery Telemetry
Real-time Nepal gateway monitoring
Today
7D
30D
Delivery Rate
↑ 99.4%
99.42%
0.02% failover rerouted
Dispatched
LIVE
48,250
47,970 delivered
Avg Latency
1.12s
NTC: 0.9s · Ncell: 1.3s
Hourly Throughput
Peak: 4,820 msgs/hr
08:00
10:00
12:00
14:00 (Peak)
16:00
18:00
20:00
Carrier Distribution
Intelligent Region Router Active
Nepal Telecom (58%) · 99.6% del
Ncell Axiata (39%) · 99.1% del
SmartCell (3%)
Live Delivery Stream
+977 9841•••890
NTC
DELIVERED
2s ago
+977 9801•••345
Ncell
DELIVERED
14s ago
Just a clear path from draft to delivered.
Your contacts, campaigns, credit balance and delivery reports stay together in one focused workspace.
Create reusable contact groups
Import a CSV once and use the same organised audience again.
Follow every delivery state
See exactly which messages were delivered, pending or failed.
Control account access
Use KYC, API keys and IP whitelisting to protect message sending.
Leave scattered SMS system behind.
Move from manual lists and uncertain delivery to one place where your team can send, review and follow up.
Before
Contacts in separate spreadsheets
No single delivery overview
Manual one-by-one follow-up
Keys shared without control
With Twozero SMS
One dashboard for campaigns
Reusable contact groups
Message-level delivery reports
Controlled API access
Start sending
Running in three simple steps.
Create an account
Sign up, verify your number and receive 10 free credits to explore the platform.
Complete KYC
Submit your business information to unlock full sending for campaigns and products.
Send your message
Use the dashboard immediately or generate an API key for your application.
Made for developers too
Send your first API message without the guesswork.
Use straightforward authentication, predictable JSON responses and the same delivery reporting available in the dashboard.
cURL
PHP
JavaScript
Python
Read API documentation
curl -X POST "https://sms.twozero.io/api/v1/sms/send" \
-H "X-API-Key: sk_live_9a7b4c2e81d0..." \
-H "Idempotency-Key: ord-8492-otp" \
-H "Content-Type: application/json" \
-d '{
"to": "9841234567",
"message": "TZ_LABS: Your OTP is 482910",
"sender_id": "TZ_LABS"
}'
HTTP 200 OK
Latency: 284ms
JSON Payload
{
"status": "success",
"message_id": "msg_01k9d7a2b5e9f8",
"operator": "Nepal Telecom (NTC)",
"status": "delivered",
"credits_deducted": 1.00
}
Ready to send smarter messages?
Start with 10 free credits. No subscription, no card and no monthly minimum.