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Three sending modes
for developers & brands
OTP
Send one-time passwords for login, signup, and verification — with your own message template and sender ID.
SMS
Plain transactional or marketing messages — order updates, alerts, and promos — up to 160 characters per message.
OTP + SMS
Use one app for everything — OTP and SMS share the same keys, sender IDs, and quota. Mix and match as you grow.
Start sending in minutes — no paperwork
No commercial registration and no tax card. Send right away using a sender ID registered under our name. You also get a full dashboard and a ready Postman collection, so you go live in minutes.
- No commercial registration or tax card required
- Send under our registered sender ID
- Full dashboard to manage apps, keys & usage
- Ready-made Postman collection — test in minutes
Built for brands — send discounts, promos, and updates to your customers in seconds
Messaging solutions for every industry
Use ZADX SMS across every sector — reminders, promotions, alerts, and exclusive offers your customers actually read.
E-commerce
Confirm orders, push tracking links the moment a parcel ships, and win back abandoned carts with a single message.
Retail
Alert shoppers to deals and flash sales, launch new arrivals, and reward regulars with exclusive discount codes.
Food & Beverage
Confirm reservations and delivery orders, announce new menu items, and send daily offers to your regulars.
Healthcare
Cut no-shows with appointment reminders, and deliver results and sensitive alerts behind a secure verification code.
Health & Beauty
Manage session bookings, remind clients of upcoming visits, and launch seasonal packages and event offers.
Fitness
Remind members of classes, flag expiring memberships, and drive renewals with members-only offers.
Hospitality
Confirm bookings, send check-in details, and treat guests to tailored stay offers.
Travel & Tourism
Keep travelers posted on schedules and changes in real time, and suggest destinations and deals for their next trip.
Real Estate
Share new listings the moment they go live, schedule viewings, and follow up with interested buyers right on time.
Automotive
Remind customers of scheduled servicing, announce new model arrivals, and send exclusive service offers.
Telecommunications
Send bundle-usage and renewal alerts, launch new plans, and secure logins with instant verification codes.
Up and running in three simple steps
Frequently Asked Questions
No. You can start sending right away using a sender ID registered under our name — no paperwork required.
OTP mode is built for verification codes with a template and the
/otp/send endpoint. SMS mode sends plain transactional or
marketing messages up to 160 characters via /sms/send. You
can use both from the same app.
Pick the plan that fits and contact us. We create your account, set up your app, generate your API key and secret, and prepare your sender ID — then send you your credentials. From there you just call our REST API, and a ready Postman collection lets you test in minutes.
