High-volume sending that saves time and reduces manual work
SMS Marketing Platform
Rapidly send large volumes of text messages directly to your audience
SMS open rates are often as high as 98%—higher than many email campaigns. SMS marketing is cost-efficient and fast, so you can reach opted-in customers at the moment it matters.
View pricing plansWhat is an SMS marketing platform?
An SMS marketing platform is software that helps businesses compose, schedule, and send high volumes of SMS to opted-in recipients, with delivery reporting and optional API access for transactional flows such as one-time passwords (OTP) and two-factor authentication (2FA). UD offers a self-service SMS sending experience after login—no installation required—with coverage for Hong Kong, Mainland China (+86), and many international destinations, plus UTF-8 multilingual messaging.
Why choose our SMS sending platform?
Customizable sender display options to improve trust and reduce spam-like appearance
Schedule sends so campaigns run at the right time automatically
Global coverage including Hong Kong, Mainland China, and other countries
UD’s SMS self-service platform is available as soon as you log in—no installation required. The workflow is straightforward, so you can send large volumes of SMS with minimal effort—whether you are promoting offers, supporting customers, or sending critical notifications.
Application scenarios
Promotions
New products, special offers, holiday campaigns, CRM-driven SMS marketing, and similar promotional use cases.
Customer service
Balance inquiries, two-factor authentication (2FA), and other operational customer messages.
Notifications
Healthcare, education, logistics, and other industries where timely alerts and reminders matter.
Powerful features overview
Multilingual UTF-8 messaging, including English, Traditional Chinese, Simplified Chinese, and other international languages
Send to Hong Kong (+852), Mainland China (+86), and many other countries
Scheduled delivery
Inbound messaging capabilities (prior inquiry and separate quotation)
Custom sender name / ID where supported (Hong Kong applicable cases)
Company English name as sender display on handset (prior inquiry)
Detailed SMS delivery reporting
Supports SMS and MMS
Supports SMS API for transactional scenarios such as 2FA and OTP
Complimentary lookup and suppression of rejected or opt-out numbers to support compliance
Flexible pricing plans
Speedy SMS plansSuited to OTP and 2FA workloads
Standard
Valuable plans
- Message quantity: 1,500
- Average cost per message: HK$0.6
- Plan fee: HK$900
- Can be used within 6 months
Speedy SMS plans
- Message quantity: 800
- Average cost per message: HK$1.25
- Plan fee: HK$1,000
- Can be used within 6 months
Advanced
Valuable plans
- Message quantity: 6,000
- Average cost per message: HK$0.5
- Plan fee: HK$3,000
- Can be used within 12 months
Speedy SMS plans
- Message quantity: 3,000
- Average cost per message: HK$1
- Plan fee: HK$3,000
- Can be used within 12 months
Professional
Valuable plans
- Message quantity: 20,000
- Average cost per message: HK$0.45
- Plan fee: HK$9,000
- Can be used within 12 months
Speedy SMS plans
- Message quantity: 10,000
- Average cost per message: HK$0.9
- Plan fee: HK$9,000
- Can be used within 12 months
Learn more and improve business outcomes with SMS
Service enquiryRelated pages
FAQ
Can I send SMS to Mainland China (+86) numbers?
Yes. The platform supports sending to Hong Kong, Mainland China, and many international destinations. Routing rules, sender options, and compliance requirements can vary by region—confirm your exact use case with our team if you need China-specific policies or integrations.
What is the difference between “Valuable plans” and “Speedy SMS plans”?
Both are prepaid bundles with a fixed message quota and a validity window. Speedy SMS bundles are positioned for API-style, time-sensitive messaging such as OTP and 2FA, while Valuable plans suit broader marketing and notification campaigns. Pricing on this page is indicative; submit an enquiry for a formal quote.
Do you support SMS APIs for applications?
Yes. SMS API access is supported for transactional scenarios such as OTP delivery and 2FA, subject to onboarding, compliance checks, and the plan you select. Include your integration requirements when you submit an enquiry.
