Custom Web and Mobile App Development

Providing software development services that achieve business goals

The Sky's The Limit

From Idea to Launch, and Beyond

We’ve been providing professional development services since 2004 using the latest, most cost-effective methods to create apps that deliver results.

We can assist from the idea stage, through development & launch, to support and market growth.

How We Work


Turning your idea into a product, planning development stages, future releases, and ongoing product improvements. Speak to us about roadmapping, product management or general advise.


Mobile app, web app, API or backend platform - we can build it for you. We specialise in creating scalable cloud-based web and mobile apps using the latest hybrid and cross-platform methods for cost-effective solutions.


When you launch a software product it usually needs support to respond to market changes, fix minor issues or evolve in features. We're on call to ensure your app continues to provide value to your business and users.


To grow your product, you need to get the word out. We can assist you with creating marketing websites, SEO services and PPC advertising. Speak to our team to grow your product and market share.

We Solve Real Problems

what can we do for you?

Product Management

Hands-on product management for apps and SaaS products.

App Development

Complete web and mobile app development services

App Support

Service desk, performance monitoring and app maintenance


Marketing websites, SEO and PPC services

Stephen Fourie

Managing Director

our work inspires smiles

The Faces Behind Our Success

GEM Custom Apps is built and run by the founder, Stephen Fourie.

Stephen has a professional background in custom software and app development, automation, and integrations, and a wealth of operational and executive management experience.

Stephen has a passion for the world of business, personal development, and technology, and combines his skills in operations, leadership, and technology to help other business owners grow and scale their companies.

we love them

what our clients have to say

Meet Our Clients

They Believe In Us

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Got a project? Let's chat!

We'd be happy to chat about your project and see where we could help.

Get In Touch, We'd Love to Hear From You

We Would Be Happy To Meet You And Learn All About Your Business & Project

Drop us a message about your project and we’ll get in touch to chat about the details. We’d love to work with you on your next project.

Let׳s Meet

(Virtual) Coffee Is On Us 😉

Book A Call

Schedule A Call With Us

Send Us A Message​​

[email protected]


Have a project you'd like our help with?

Let's have a chat