Products Solutions Developers Pricing Resources Company
Get Started
📈 SMS for Digital Agencies

Keep clients in the loop, without another status meeting.

From campaign report alerts to approval requests and renewal reminders, SMSMaster helps marketing and digital agencies in Sri Lanka keep clients informed — and even run white-label SMS on their behalf.

Today, 4:00 PM
YourAgency
Hi Nadeesha, your campaign report for August is ready to view.
YourAgency
Your ad campaign just crossed 100K impressions! View the dashboard: smsm.lk/rpt/aug
YourAgency
Quick reminder: your retainer renews on 1 Oct. Let's catch up this week.
98%
Client SMS open rate within 3 minutes
Instant
Report-ready & milestone alerts
White-label
Send under your client's own Sender ID
7+
Ready-made agency templates

Everything a digital agency needs from SMS

Connect SMSMaster to your reporting tools or run campaigns on behalf of clients under their own brand.

Campaign report alerts

Let clients know the moment their monthly or weekly report is ready to view.

Client meeting reminders

Cut down on missed calls with automated reminders before every check-in.

Approval & sign-off requests

Speed up creative or ad-spend approvals with a two-way SMS your client can reply to.

Performance milestones

Celebrate wins — impressions, conversions, or ROAS targets hit — with a quick SMS.

Contract & renewal reminders

Automate retainer renewal reminders well ahead of the expiry date.

White-label client campaigns

Run SMS campaigns for your clients under their own brand name and Sender ID.

A message for every stage of the client relationship

Set these up once as templates, then let SMSMaster trigger them automatically from your reporting or CRM tools.

01

Onboarding welcome

Confirms kickoff and sets expectations for the engagement.

YourAgencyWelcome aboard! Your account manager Nadeesha will reach out this week to kick things off.
02

Campaign launched

Confirms go-live so the client isn't left wondering.

YourAgencyYour August campaign is now live across Meta & Google. We'll share results soon.
03

Report ready

Sent the moment the monthly report is compiled.

YourAgencyHi Nadeesha, your campaign report for August is ready to view.
04

Approval request

Two-way SMS speeds up sign-off on creative or spend.

YourAgencyNew ad creative is ready for your review: smsm.lk/apr/319. Reply APPROVE to go live.
05

Retainer renewal

Scheduled well ahead of the contract expiry date.

YourAgencyQuick reminder: your retainer renews on 1 Oct. Let's catch up this week.

Connect it to your reporting stack — or white-label it

Use our REST API to trigger client updates automatically, or run entire SMS campaigns on their behalf under their own Sender ID.

  • REST API with simple JSON payloads
  • Multiple client sub-accounts from one login
  • Two-way SMS for approvals and sign-off
  • Reusable templates with dynamic variables
POST https://api.smsmaster.lk/v1/messages
Authorization: Bearer sk_live_***

{
  "to": "+94771234567",
  "sender_id": "YourAgency",
  "template": "report_ready",
  "vars": {
    "client_name": "Nadeesha",
    "month": "August"
  }
}

Start impressing clients with updates they don't have to ask for.

Free trial credits included. No card required to get started.

Explore other solutions