We build your Apps, so you don't have to.

Fixed Price Projects
On Time Delivery
Satisfaction Guaranteed

About Us.

Diamond Dev Group is a cutting edge Mobile and Web Application development company. We design and develop applications that help businesses reach mobile customers. We build apps and websites for corporate and private enterprise clients.

We specialize in designing and developing applications for all platforms; We also do graphic design and game development.

From our initial consultation through launch, we help turn your idea into reality. Our team of professional designers, developers and business analysts has experience with what works and what won't, and we are here to make sure your project is a success.

Diamond Dev Group has lots of happy customers, with dozens of high-quality apps, logos, websites, and games completed. We have built and launched a wide range of apps and websites for small to medium size businesses.


Our Focus.

Here are some of the type of projects we specialize on.
Mobile Apps

We design & develop enterprise & consumer apps for iOS, Android, Mac, Windows Phone & PC.


We build personal, business and content management websites using HTML5 and Javascript.

Graphic Designs

We design elegant logos, business cards, multimedia contents, variety of games and other graphics.

Payment Solutions

We integrate PayPal, Credit/Debit card, EFT and MasterPass into Apps and websites.

How the process works

Courtesy of Global Vision Technology

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Some of the projects we worked on.

Due to non-disclosure agreements, enterprise projects are not included in our portfolio.

Tour2.0 Ambassador: iOS & Android Apps

Tour2.0: Website

HelpOut: iOS & Android Apps

Buua: iOS & Android Apps

CheckMate: iOS & Android Apps

Voonja: iOS & Android Apps & Website

HelpOut: Logo, Web App & Payment

Buua: Website & Admin Dashboard

TelTabs: iOS & Android App
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Our Amazing Team.

The experts that will work with you to deliver the best product.
Diamond Mubaarak
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Diamond Mubaarak
CEO | Software Engineer
Kim Mukenge
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Kim Arnaud Mukenge
UX/UI Designer
Marie Mbenoun
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Marie Mbenoun
Software Engineer
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Projects Completed
Satisfied Clients
Average hourly rate
Cup of coffee


Here are the basic steps we take in a project life cycle

Project Understanding

We meet, have a coffee and chat about your idea and concept. This starts with a comprehensive brief where we ask different questions.


Research & Planning

We often research to make sure we have the right plan and the right design for the client. This also allows us to do competitor benchmarking.


Wire-frame & Design

Always sketch ideas down. This is also an important part of our work which we take seriously. Ideation workshops are done with the client to ensure that the User Experience (UX) will be great.



We always ensure that we have steps of deliverable and interaction with clients for them to see progress, test and how we are bringing their idea to life. Little gods! :)


Testing & Deployment

We value the performance of your product. Our 2nd to the last step is Testing, which provides insight into errors and great feedback from users and testers. Last, we help with deployment if required.



Average total projects cost.
Logo Design


  • 3 Design Variety
  • Free Business Card Design
  • Typography & Branding Colors
  • Multiple Formats & Sizes
  • Discount on App & Website
  • Unlimited Revision


  • 1 year Hosting + Domain
  • 5+ Web Pages
  • Official Email Template Design
  • Security & Hacking Proof
  • Free Database Administration
  • 24/7 Technical support
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Mobile App


  • iOS & Android Versions
  • Dynamic Contents
  • Multiple SmartPhone Hardware
  • Graphics Design
  • Unlimited Update
  • 24/7 Technical Support
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What some clients and partners are saying about us.

Why Choose Us?

We understand your requirement and provide quality works.

Important reasons for a small business owner to have a mobile App and Web presence are:
you stop being invisible, help control your rankings, create another sales tool, build authority, and build an email list. We help you expand your business reach.


Based at the very center of innovation and technology, we explore new solutions and create better experiences from ground up. Perfection is something we pride ourselves on and something we are absolutely retentive with.


Because of evolving technology and involvement of end-users in the whole experience through feedback, we never stop revising your project to keep them up-to-date and remain competitive in the market space.


Our business processes reflect the way we think of smart. We take exceeding pride in involving our clients throughout the design and development process. Our methods offer an immersive level of engagement that has proven to be ideal for every client we have worked with.


Our biggest motivating factor is understanding the need to be first to market. This factor proves essential when it comes to product development hence our projects are usually ready long before the official date. We feel this gives us more than enough time to test for ultimate perfection and an amazingly smart experience


As the market is constantly evolving and changing, we are also evolving and growing, as a company and as individuals. Our jobs do not only reflect our clients and customers’ vision, but are unique, custom, and profitable.

Start your journey with us

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