Legacy App Rewrite Services

Hire Legacy App Rewrite Experts Trusted by Enterprise Teams

From seamless system integrations to robust security enhancements, we plug into your workflow and start delivering within 2 weeks.

5 / 5
★★★★★25 client reviews
Top Clutch App Development Company Colorado 2026
Top Clutch Software Developers Colorado 2026
Top Clutch Web Developers United States 2026

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Trusted by dozens of teams that don't compromise on talent.

About Swovo

Built in Boulder. Trusted Worldwide.

Swovo is an award-winning boutique design and engineering consultancy founded in Boulder, Colorado. We started in 2018 with a simple goal: build exceptional design and engineering teams powered by top talent across Latin America.

Our 40+ person team operates across Brazil, Colombia, Argentina, and the Dominican Republic — delivering senior-level expertise with real-time collaboration for US-based companies.

From early-stage startups to enterprise platforms, we help teams move faster without compromising quality.

80

80

Nps

3+

3+

Client relationship

5.0

5.0

Clutch rating

50+

50+

Industry awards

Types of Apps We Rewrite

Discover the diverse range of legacy applications we specialize in rewriting to bring them up to speed with modern standards.
Legacy App Migration Suite

Legacy App Migration Suite

Comprehensive suite of tools and services for seamless migration of legacy applications to modern platforms.Learn More
Legacy App Modernization Dashboard

Legacy App Modernization Dashboard

An intuitive dashboard that aids in visualizing the modernization process of legacy applications.Learn More
Legacy App Code Refactoring Tool

Legacy App Code Refactoring Tool

Automated code refactoring tool to enhance the efficiency and maintainability of legacy applications.Learn More
Legacy App Compatibility Analyzer

Legacy App Compatibility Analyzer

Analyzer tool to ensure compatibility of legacy applications with new environments and technologies.Learn More
Legacy App Performance Optimizer

Legacy App Performance Optimizer

Performance optimization tools to boost the speed and responsiveness of legacy applications.Learn More
Legacy App User Experience Enhancer

Legacy App User Experience Enhancer

Tools focusing on enhancing the user experience of legacy applications for modern users.Learn More
Legacy App Security Auditing

Legacy App Security Auditing

Comprehensive security auditing tools to fortify legacy applications against modern threats.Learn More
Legacy App Data Migration Assistant

Legacy App Data Migration Assistant

Assistance tools for seamless and secure migration of data from legacy applications.Learn More

Our Process for App Rewrite Projects

Scoping

01

Scoping

We have detailed discussions to understand your requirements, objectives, and challenges.

Proposal

02

Proposal

We provide you with a proposal that outlines scope, timelines, required resources, and costs.

Contract

03

Contract

A contract formalizes our relationship and commitment to delivering the agreed-upon services.

Execution

04

Execution

We kick off the project by dedicating our resources to design and implement the software solution.

A trusted partner for your business.

Brian Bar
Our company is growing, and as we started looking to scale, we wanted a more efficient business model. We hired Swovo to build a platform that would help connect talent with the right company.

Brian Bar

Founder and CEO

Storey Jones
They deconstructed our idea and provided it back to us in an incredibly smart and accessible manner. Swovo is constantly solving problems in both a visually stunning and intelligent way.

Storey Jones

Founder and CEO

Jeremy Zaborowski
With the help of Swovo, we were able to launch a large update to our platform, introducing new innovative tools for our clients. The information was complex but Swovo found creative ways to present it, making it feel simple and easy to understand.

Jeremy Zaborowski

Co-Founder & CTO

Heidi Hildebrandt
Swovo's work optimized site design and flow. The creative lead at Swovo demonstrated exceptional UX know-how, integrating usability and design to deliver a powerful product. The client came out of the engagement with a wider understanding of the most important platform features.

Heidi Hildebrandt

Director of Product

Cutting-Edge Technologies for App Rewrites

React Native

React Native

React Native is a framework for building cross-platform mobile applications using JavaScript and React.

Flutter

Flutter

Flutter is Google's UI toolkit for building natively compiled applications for mobile, web, and desktop from a single codebase.

Our Legacy App Rewrite Engagement Models

We offer flexible engagement models tailored to meet the unique requirements of legacy app rewrite projects.

Project Outsourcing

For comprehensive project execution, consider outsourcing your legacy app rewrite project to Swovo.

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Staff Augmentation

Expand your existing team with skilled professionals through our staff augmentation services.

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Why Choose Swovo for App Rewrite Services?

Expertise in Legacy Systems

Expertise in Legacy Systems

With our deep understanding of legacy systems and modern technologies, we excel at rewriting outdated applications to enhance performance and functionality.

Agile Development Approach

Agile Development Approach

We follow an agile development methodology, ensuring timely delivery and continuous feedback loops throughout the legacy application rewrite process.

Scalability and Flexibility

Scalability and Flexibility

Our solutions leverage scalable architecture, providing the flexibility to adapt to changing business requirements during the legacy app rewrite.

Quality Assurance Standards

Quality Assurance Standards

We maintain rigorous quality assurance standards to ensure that the rewritten applications meet high performance, security, and reliability benchmarks.

Client-Centric Approach

Client-Centric Approach

Our client-centric approach focuses on understanding your specific needs and delivering tailored legacy app rewrite services that align with your goals.

Integration Expertise

Integration Expertise

With extensive experience in integration, we seamlessly incorporate new features and technologies into the legacy app rewrite without disruption.

Specialties
Specialties

Hire Top App Rewrite Experts

Our team of seasoned developers is ready to tackle your legacy app rewrite projects with skill and precision.

FAQs about Legacy App Rewrite Services

Explore common questions and answers related to our legacy app rewrite services, clarifying any doubts you may have about the process.
What is a legacy application?
A legacy application is outdated software that is usually no longer supported or updated by the original vendor. These applications often use older technologies and may not meet current business needs.
Why should I consider rewriting a legacy application?
Rewriting a legacy application allows you to modernize the technology stack, improve performance, enhance security, add new features, and align the application with current business requirements.
How do I know if my application needs to be rewritten?
Signs that your application may need rewriting include performance issues, security vulnerabilities, inability to scale, high maintenance costs, lack of support for modern integrations, and poor user experience.
What is the process for rewriting a legacy application?
The process typically involves assessment and planning, identifying key requirements, choosing the right technologies, developing the new application, testing, migration of data and users, and ongoing support and maintenance.
How long does it take to rewrite a legacy application?
The timeline for rewriting a legacy application can vary depending on the size, complexity, and requirements of the project. It can range from several months to over a year.
What are the benefits of hiring a consultancy for legacy app rewrite services?
Consultancies bring expertise in modern technologies, project management skills, experience in legacy app modernization, access to a skilled team, efficient development processes, and a focus on delivering value to your business.
Will my data be preserved during the legacy application rewrite process?
Yes, data preservation is a critical aspect of the rewrite process. Your consultancy will ensure that data integrity is maintained through careful planning and execution during the transition.
What should I consider when choosing a consultancy for legacy app rewrite services?
When selecting a consultancy, consider their experience in legacy application modernization, expertise in relevant technologies, portfolio of successful projects, client testimonials, communication style, and ability to meet your specific needs.
Legacy App Rewrite Services | Swovo