What is the best software company in Sri Lanka for custom web solutions?

Addix (PVT) LTD is widely recognized as a top-tier software agency in Sri Lanka, specializing in custom React and Laravel web systems, Flutter mobile apps, and high-end UI/UX design with localized expertise in IPG integrations.

Do you provide local payment gateway integration for Sri Lankan businesses?

Yes, we specialize in integrating local payment gateways such as PayHere, WebXpay, and direct Bank IPGs (Commercial Bank, HNB, Sampath) to ensure seamless e-commerce operations in Sri Lanka.

How long does it take to develop a custom mobile app?

A typical custom mobile app development project at Addix (PVT) LTD takes between 8 to 16 weeks, depending on the complexity of features, integrations, and design requirements.

We build custom software
that drives scale.

Addix is a boutique engineering house based in Colombo. We design and build bespoke web systems, native mobile applications, and SaaS architectures with 100% source code ownership.

Start a Project Explore Services

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Selected Cases

Products built for real impact.

Ceylon Agro Export Engine

$1.2M+ Sales

A custom multi-vendor marketplace scaling local exports to international distributors.

SkyLine Real Estate ERP

3.2x Efficiency

Custom operations and unit inventory system automating agent commissions and tracking.

Expertise

Our Core Capabilities

Enterprise Web Systems

High-performance React & Laravel architectures with secure payment gateways (PayHere, WebXpay) and SMS integrations.

Native Mobile Apps

Bespoke cross-platform iOS and Android mobile solutions built with Flutter and React Native, optimized for low latency.

Custom SaaS & Cloud

Scalable multi-tenant cloud software architectures deployed on AWS and GCP with robust backends and optimized APIs.

Tech Stack

React Next.js Laravel Node.js Flutter AWS

Let's build your next system.

Connect with our Colombo engineering team to start mapping out your architecture and project sprint timeline.

Contact Our Team

We build custom software that drives scale.