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App Development Company

GEM Custom Apps

Custom web and mobile app developer helping businesses plan, build, support and market software products

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About GEM Custom Apps

GEM Custom Apps is a software development business that has built web and mobile applications since 2004. Founder Stephen Fourie runs it, drawing on a background in custom software, automation, integrations and operational management, and the company helps clients from the first idea through launch and later growth.

What GEM Custom Apps offers

Product management — roadmapping, planning development stages and future releases for apps and SaaS products.
App development — mobile apps, web apps, APIs and backend platforms, built as scalable cloud systems using hybrid and cross-platform methods.
Support and maintenance — service desk, performance monitoring, fixes and new features after launch.
Marketing — marketing websites, SEO and PPC advertising to grow a product's user base.

Who it works with

Business owners who want a custom app or SaaS product built and then grown in the market.

Key facts

Founded: 2004
Founder: Stephen Fourie
Platforms: web, mobile, API and cloud backends

Profile written by TrustList from the business's own published information, Sep 2026.

Categories & features

Rankings

As of 2026-10-05. Organic ranks only; sponsored placements are never ranks.

What the business tells TrustList

Founded: 2004 (22 years) evidence sent

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