Why should I choose custom development instead of an off-the-shelf solution?

Custom development gives you the flexibility to build exactly what your business needs — no settling for features that almost fit. It is a solution built to grow with you, and it can give you a competitive edge that standard platforms often cannot.

How long does it take to build a custom website or mobile app?

Timelines depend on the complexity and features of your project. Custom websites typically take a few weeks. Mobile apps usually take longer — a few months — due to the additional testing and platform integration involved. We set clear, realistic deadlines from the start.

Do you offer support after the project launches?

Yes. We offer ongoing support and maintenance to keep your website or app running at its best. Whether you need updates, troubleshooting, or adjustments as your business grows, we are here to help.

Custom Web Application & Mobile App Development Malaysia

Web & Mobile App Development in Kuala Lumpur, Malaysia - since 2005

UNO team — web and mobile app developers in Kuala Lumpur, Malaysia

Custom Web & Mobile App

Development Company in
Malaysia

For over 21 years, Malaysian businesses — from startups to listed companies — have trusted UNO to build the digital systems that run their operations. 900+ projects delivered.
Real results.

Our Strategy Talk to us on WhatsApp 💬

Web Application Development

We build custom web applications for businesses that need more than a standard website. From booking systems and dashboards to portals and internal tools, each system is built around your actual workflow.

Key Capabilities:
• Custom business workflow systems
• Secure admin panels and user portals
• Scalable backend development
• API and third-party system integration

Launch Your Web App Now

Website Design With CMS

We design professional websites that are easy to manage, fast to load and built with SEO in mind. With UnoCMS, your team can update pages, images, news and content without needing a developer.

Key Capabilities:
• Custom website design, not templates
• Easy-to-use CMS for self-managed
• Mobile responsive layout
• SEO-friendly page structure

Build My Website

Mobile Application (IOS/Android)

We develop iOS and Android apps for businesses that want a smoother mobile experience for their customers or team. This includes booking apps, ecommerce apps, loyalty apps, service apps and internal business tools.

Key Capabilities:
• iOS and Android app development
• Clean and simple user experience
• Integration with existing systems
• Built for speed and usability

Plan My App

E-commerce / Shopping Cart

We build ecommerce websites for businesses that need more control over products, checkout, payments and customer experience. Our ecommerce platforms are designed to be secure, easy to manage and ready to grow.

Key Capabilities:
• Custom product and checkout flow
• Payment gateway integration
• Inventory and order management
• SEO-ready product pages

Start Selling Online

Why Businesses Choose UNO for Web and App Development?

UNO is a web and app development company in Kuala Lumpur with more than 21 years of experience in building custom websites, mobile apps, e-commerce platforms, and business web applications. Since 2005, we have completed over 900 projects for clients in Malaysia and across 26 countries. Our work covers SMEs, growing businesses, listed companies, government-linked organisations, and multinational brands. We focus on building digital solutions that are practical, reliable, scalable, and designed around real business goals.

Our Approach

We take a consultative approach to every project. By understanding your business, target audience, and growth objectives, we create custom web and mobile solutions that not only look impressive but also perform exceptionally. Our process ensures responsive design, SEO optimisation, and seamless functionality across devices.

Industries We Serve

Our work spans industries such as hospitality, banking, retail, education, healthcare, and non-profits in Malaysia. We have partnered with organisations like Hilton, Bank Islam, Grab, and Cancer Research Malaysia to deliver impactful digital platforms that support their operations and enhance customer engagement.

Client Success Stories

From building secure e-commerce platforms for Malaysian retailers to developing custom mobile apps for Kuala Lumpur businesses, our track record speaks for itself. Clients trust us because we provide consistent results, transparent communication, and long-term support after launch.

Get in Touch

Looking for a web development company in Kuala Lumpur that can deliver results? Contact UNO today to discuss how we can help your business succeed with a custom website, mobile application, or e-commerce platform built to match your goals.

21

years in business, since 2005

900+

projects delivered across Malaysia and worldwide

26

countries where our clients operate

4

industry awards and recognitions

See our works

Recent Projects

Real systems built for real business needs

Client testimonials

Shane

Mr.Diy

⭐⭐⭐⭐⭐

Working with UNO & Team was really good. The results are amazing!

Yong Quan

Cancer Research Malaysia

⭐⭐⭐⭐⭐

Thank you, UNO, for helping to bring our idea to life! Amazing effort indeed!

Aliyas Zakaria

Grab

⭐⭐⭐⭐⭐

It has been a pleasant experience so far working with UNO. They are understanding and responsive.

Azreen Don

Sendayutinggi.com

⭐⭐⭐⭐⭐

Well experienced team with great technical supports and after sales service.

Syahirah

British Malaysian Chamber of Commerce

⭐⭐⭐⭐⭐

On behalf of BMCC, I would to say thank you! The CMS made it simple as it's very user friendly.

Hairunnisa

LATAR Highway

⭐⭐⭐⭐⭐

The result is just awesome and we are truly satisfied! Thank you.

Clair Leong

GHL Systems Berhad

⭐⭐⭐⭐⭐

The CMS built for our companies' websites are user-friendly.

Ee Laine

Hilton KL

⭐⭐⭐⭐⭐

The services provided by the Uno TO us top-notched, quick and efficient!

Sufri Sufian

superiacomics.com

⭐⭐⭐⭐⭐

Awesome designs, great customer service and timely delivery.

More Testimonials

Accredited and recognised by:

View our achievements

Trusted by companies across Malaysia

Custom Web Application and Mobile Apps Development FAQ

What kind of services do you offer in website and mobile app development?

We offer custom website and mobile app development built around your business goals. Whether you need a responsive website, an engaging mobile app, or a tailor-made web application, we’re here to help you create a strong, distinctive digital presence that truly works for you.

How does your custom development process work?

We begin by taking the time to understand your business and what you want to achieve. From there, we design and build a solution that’s tailored to your needs, making sure to test everything carefully along the way. Our process is hands-on, collaborative, and always focused on delivering a smooth, high-quality experience for your users.

Why should I go with custom development instead of an off-the-shelf solution?

Custom development gives you the flexibility to build exactly what your business needs; no settling for off-the-shelf features. It’s a solution that’s made to fit, designed to grow with you, and can give you the competitive edge that standard, one-size-fits-all platforms often can’t provide.

What sets your team apart in web and mobile app development?

We’re a team of experienced developers, designers, and strategists who specialise in delivering custom projects. Our focus is on creating secure, user-friendly, and practical web and mobile applications that make a real difference for your business. It’s this commitment to quality and genuine results that keeps our clients coming back.

Do you offer support once the project is live?

Absolutely! We’re here to offer ongoing support and maintenance to keep your website or app running at its best. Whether you need updates, help with troubleshooting, or adjustments as your business evolves, you can count on us to keep things running smoothly.

How long does it usually take to create a custom website or mobile app?

The timeline really depends on the complexity and features of your project, but we’ll always work closely with you to set clear, realistic deadlines from the beginning. Typically, custom websites take a few weeks to complete, while mobile app projects may take a few months because of the extra testing and integration involved.

What technologies do you use for web and mobile development?

We work with modern technologies to build our solutions. For websites, we use languages like PHP and JavaScript, along with popular frameworks such as React, Vue, and Laravel. When it comes to mobile apps, we develop for both iOS and Android, often using the IONIC framework or other cross-platform tools to deliver flexible, high-quality apps.

How do you make sure the final product is high-quality?

Quality is at the heart of everything we do. We follow an agile process with regular testing at every stage; from the first design draft to the final launch. We also run user testing to make sure the solution works well in real-world scenarios, so the end product is reliable, smooth, and easy to use.

Can you connect my website or app with other business tools?

Yes, we have solid experience integrating websites and apps with other systems like CRMs, ERPs, and payment gateways. These integrations help streamline your operations and provide a smoother, more seamless experience for your users.

How do you ensure security and protect my data?

Security is a top priority for us from start to finish. We follow up-to-date best practices for data protection, encryption, and user authentication, making sure security is built into the core of your project. You can feel confident that both your data and your users’ information are well protected.