Australia's Leading Custom Software, Apps, Integration & Database Developer

Application Redevelopment and Upgrades

Modernise your legacy applications to improve performance, security, and scalability, and gain a competitive advantage.

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Modernise Your Applications and Boost Your Business

Is your software outdated and holding your business back? If so, it's time to consider application redevelopment and upgrades.

Application redevelopment and upgrades can help you:

  • Improve the performance, security, and scalability of your applications
  • Add new features and functionality to your applications
  • Improve the user experience of your applications
  • Reduce the cost of maintaining your applications

We're a software development solution agency that specialises in helping businesses redevelop and upgrade their applications. We have a team of experienced and skilled software developers who can help you with everything from planning and design to development, testing, and deployment.

We'll work with you to understand your business needs and goals, and then we'll develop a custom solution that's right for you. We can help you redevelop your applications from scratch, or we can help you upgrade your existing applications to the latest technologies.

Improved User Experience 

We redesign and enhance UX to make apps more intuitive, engaging, and accessible for users.

Increased Performance

We implement new features and capabilities to expand what your app can do to better meet user needs.

Boost Speeds Through Code & Infrastructure Refinement

We optimise code, implement caching, and migrate apps to faster frameworks to significantly improve speed.

Enhanced Security

We harden app security by adding authentication, authorization, encryption, and other protections during upgrades.

Lower costs

By redeveloping rather than building new, we create enterprise-level apps faster and more cost effectively.


What Our Clients Say

Hear from business owners and executives who have trusted us to build their custom software solutions.

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“We have been working with C9 for close to 3 years. During this time C9 have helped us develop and maintain our website to our needs in a professional manner. They assisted with our online application process resulting in a streamlined process for our online customers. C9 has produced a cost effective solution to meeting our online sales and exposure.”

Phil McMaster, Director - Car Loan Xpress
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"C9 is a very capable web design and technology company with a vibrant and enthusiastic team. In my experience C9 provide innovative & creative solutions, a high level of customer service and excellent communication. I find C9 to be very reliable and accessible. The team at C9 has a strong awareness of an individual’s needs, how to optimise growth potential and the evolving needs of a strong web presence. I highly recommend C9."

CARLTON COX, Owner - &
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"C9 updated and upgraded our rusty old site to a more user friendly format. Our site is unique with international clients and visitors, capturing book sales orders from around the world, proprietary site newsletter capabilities, and a large volume of past articles and newsletters. Ongoing support has been very good. Marcus Eddy is thorough and professional, and a pleasure to work with."

DAVID TANZER, International Lawyer Owner & Director - David A Tanzer & Associates, PC

Trusted by Some of the

Australia's Leading Businesses.

See who we've helped build successful custom software solutions for.

Price Waterhouse Cooper
Rud Group
Australis Asset Advisory Group
Delta Panels
Inner Range
Brisbane Markets Limited
Avocados Australia
Sulzer Group
Commercial Radios Australia
CSIRO Data 61
Compare the Market
University of Queensland
Professional Hospitality
ISG Funds
Bonney Group
Specialist Electrical Solutions
Projects & Case Studies Monitor

We Believe Our Work Speaks for Itself. 

See how we've helped businesses of all sizes achieve their goals with custom software solutions.

Our Work

Future-Proof Your Software with a Redesign

Talk to us about revamping your legacy application to leverage modern tech.

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The C9 Advantage

C9 is dedicated to delivering high-return projects, and we take pride in our client’s long-term loyalty. This is a testament to our quality, professionalism, and the exceptional experience you can expect when working with us.

  • Customised approach
  • Expert Team
  • End-to-end Services
  • Focus on User Experience
  • Ongoing support and maintenance
  • Proven Results 
  • Exceptional Experience
  • Customer-First Mindset

Start Your Project

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FAQs for Application Redevelopment & Upgrades: A Guide for Business Owners & Executives

Software development application redevelopment is the process of rebuilding an existing software application from scratch. This may be done to improve the performance, security, or scalability of the application, or to add new features.

There are a number of reasons why businesses may need to redevelop their software applications. Some common reasons include:

  • The application is outdated: Software applications can become outdated over time, as the underlying technologies and customer needs change. Redeveloping an outdated application can help to ensure that it meets the current needs of the business and its customers.
  • The application is no longer scalable: If a software application is not scalable, it may not be able to handle increased traffic or usage. Redeveloping the application can help to improve its scalability and ensure that it can meet the needs of the growing business.
  • The application needs new features: As businesses grow and evolve, their software applications may need to be updated with new features. Redeveloping the application can help to add these new features and ensure that the application continues to meet the needs of the business.

This depends on various factors like the application's age, technology stack, desired functionalities, budget, and future plans. Assess functionalities gaps, technical limitations, and user feedback to determine. For relatively new applications with minor issues, upgrades might suffice. But older applications with significant drawbacks might need complete redevelopment.

Get Your App Scaled for Growth

Schedule a consultation to discuss upgrading your application architecture and code base.