About InstSMS

Helping businesses communicate with confidence.

InstSMS is a business messaging platform developed by Inst Technologies (Pvt) Ltd to simplify professional SMS communication for organizations across Sri Lanka.

Professional messaging made simple.

InstSMS was created to give businesses a dependable way to reach customers with timely, recognizable messages. We combine practical campaign tools, local market understanding, and integration capabilities in a platform built for professional communication.

From essential service notifications to high-volume campaigns, InstSMS helps organizations deliver communication that supports stronger customer relationships and smoother operations.

Inst Technologies (Pvt) Ltd

InstSMS is operated by Inst Technologies (Pvt) Ltd, a Sri Lankan technology company focused on developing reliable digital solutions for businesses.

Company NameInst Technologies (Pvt) Ltd
Registration No.PV00364237

Built around dependable business communication.

Purpose-built for businesses

We focus on practical messaging tools that help organizations communicate clearly with customers and teams.

Reliable communication

Every part of the platform is designed to provide a dependable messaging experience for day-to-day business operations.

Customer-first approach

We continue improving our platform based on customer needs, usability, and long-term reliability.

Business messaging

Support customer notifications, operational updates, and approved promotional communication from one platform.

Built for Sri Lanka

Created for the communication needs of organizations serving customers across Sri Lanka.

Build better customer communication with InstSMS.

Establish your sender identity and reach customers through campaigns or a secure, developer-ready API.

Create accountContact support
Secure account accessDeveloper documentationAPI key management
Professional SMS messaging for Sri Lankan businesses