Top Application Modernization Services
-
$1,000+< $25 / hr10 - 49Indore, India
Services provided
See all 3 projectsWangoes Technologies Pvt Ltd is a dynamic technology company specializing in mobile app development and ERP integration. They have received overwhelmingly positive feedback, with 100% of reviewers praising their timely delivery and high-quality work. Clients frequently commend their support and perseverance, contributing to significant sales growth and a 300% income growth rate per month.
-
$10,000+$100 - $149 / hr10 - 49Moratuwa, Sri Lanka
Services provided
See all 1 projectsLinking Integrating is a web development and design company excelling in creating professional websites with integrated software solutions. Their commitment to understanding clients' core values and iterative feedback-based approach has resulted in positive feedback, with 100% of reviewers appreciating their communication and dedication to delivering tailored outcomes.
-
$100,000+$150 - $199 / hr2 - 9Sacramento, CA
Services provided
See all 2 projectsPragmint is a software development consultancy known for its expertise in augmenting development teams and providing practical, tailor-made solutions. The company receives overwhelmingly positive feedback, with clients praising their professionalism, timely communication, and ability to enhance productivity without requiring extensive supervision. Approximately 100% of reviewers highlight Pragmint's effective project management and strategic recommendations, which lead to significant improvements in team performance.
-
$25,000+$50 - $99 / hr2 - 9Kigali, Rwanda
Services provided
See all 3 projectsOne World Coders is a software development firm excelling in custom solutions, including full-stack development and software coaching. Clients consistently highlight their exceptional communication, collaborative approach, and ability to drive project success, with 100% positive feedback. Their efficient project management and swift delivery are notable, with one project achieving a full website build in just three days.
-
$10,000+$25 - $49 / hr50 - 249Surat, India
Services provided
See all 2 projectsMegaMinds Technologies Pvt. Ltd. is a technology solutions provider specializing in enhancing digital infrastructure and developing user-friendly web applications for e-commerce. Overall, 100% of reviews highlight their expertise, innovative approach, and client-centric service, with an emphasis on delivering cost-effective solutions and exceeding client expectations. Despite minor suggestions for improvement, clients consistently commend their technical skills and effective project management.
-
$100,000+$100 - $149 / hr50 - 249Québec, Canada
Services provided
See all 5 projectsVooban is a versatile software development company with expertise in web-based solutions and IT development, primarily utilizing Microsoft technologies like .NET and Azure. Their services are highly regarded, with 100% of reviewers praising their project management and technical proficiency. Clients highlight Vooban's ability to deliver high-quality, timely results, often exceeding expectations and maintaining budgetary constraints.
-
$10,000+$25 - $49 / hr50 - 249Fremont, CA
Services provided
See all 4 projectsAgile Soft Systems, Inc is a software development company offering cloud platform upgrades and CRM improvements. Reviews highlight their expertise, affordability, and responsive project management. Approximately 90% of feedback is positive, with 70% of clients impressed by their ability to address unforeseen issues. Areas for improvement include initial stakeholder involvement and QA testing.
-
$10,000+$50 - $99 / hr10 - 49Timișoara, Romania
Services provided
See all 2 projectsDevPlant is a development company specializing in web and mobile application development, known for their strong project management and effective communication skills. Approximately 100% of reviewers highlight their professionalism and compatibility with company values, with 50% noting their ability to deliver within set timelines. Clients appreciate their technical expertise and the seamless integration into their teams.
-
$1,000+$100 - $149 / hr10 - 49Jaipur, India
Services provided
See all 1 projectsKP Think Private Limited is a digital solutions company specializing in website development and social media growth. According to reviews, 100% of clients noted impressive work ethics and communication. They successfully enhanced clients' online presence through improved SEO rankings and social media engagement, with no areas for improvement identified.
-
$1,000+$50 - $99 / hr10 - 49New York, NY
Services provided
See all 4 projectsDraxon Systems is a web design company known for delivering high-quality, efficient design solutions with a strong focus on user accessibility. Client reviews highlight their rapid project completion, effective communication, and understanding of customer needs. With 100% positive feedback, clients consistently praise their professionalism and dedication to meeting project requirements.
-
$10,000+$25 - $49 / hr10 - 49
Services provided
See all 4 projectsDuskbyte is a versatile software development company specializing in SaaS solutions, web applications, and software integrations. Receiving overwhelmingly positive feedback, with 100% of clients praising their communication, technical expertise, and timely delivery, the company's culture fit and cost-effectiveness are frequently highlighted. Clients commend Duskbyte for their professionalism, creativity, and high-quality outputs, with no significant areas for improvement noted.
-
$5,000+$25 - $49 / hr10 - 49Lahore, Pakistan
Services provided
See all 2 projectsDevOrbis is a development company specializing in mobile and web application solutions. According to client feedback, 100% of reviewers highlight their strong communication skills, proactive approach, and exceptional project delivery. Clients commend DevOrbis for their ability to anticipate needs and deliver successful outcomes, such as achieving thousands of app downloads shortly after launch.
-
$1,000+$25 - $49 / hr10 - 49
Services provided
See all 1 projectsSoftPort is an outsourcing and custom software development company specializing in solutions such as customized software, websites, mobile applications, and graphic design. The company has consistently met expectations over five years, with 100% positive feedback highlighting their rigorous process-driven management style, led by UK professionals, and strong technical capabilities. Some clients noted a slight resistance to changing developers mid-project.
-
$5,000+$50 - $99 / hr10 - 49Wrocław, Poland
Services provided
See all 2 projectsCCA Europe.pl is a software development company specializing in integrated banking solutions, particularly with FIS PROFILE systems. Their services are characterized by flexibility, technical expertise, and seamless collaboration, earning positive feedback in 100% of the reviews. Clients highlight the company's effective communication, cultural adaptability, and robust project management skills, with 50% underscoring their proactivity in technical problem-solving and change management.
-
$10,000+$25 - $49 / hr10 - 49Lucknow, India
Services provided
See all 2 projectsTechno Companion is a versatile technology company specializing in application development, technology consulting, and infrastructure improvement. Reviewers consistently praise their ownership and reliability, noting effective communication and a rapid turnaround time for issue resolution. With 100% positive feedback, clients commend their flexibility, seamless project execution, and commitment to quality, enhancing user engagement and satisfaction.
-
$1,000+$25 - $49 / hr10 - 49Buenos Aires, Argentina
Services provided
See all 7 projectsXside is a versatile technology partner specializing in software development, web architecture, and AI-driven solutions. Reviews consistently highlight their commitment to deadlines, high-quality deliverables, and adaptability to client needs. Approximately 90% of the reviewers praised their project management skills, while 80% noted their technical expertise and human approach to problem-solving. Areas for improvement were minimal, focusing mostly on documentation and resource retention.
-
$5,000+$50 - $99 / hr2 - 9Vadodara, India
Services provided
See all 1 projectsStacknyu is a software development company specializing in building comprehensive security monitoring systems. Their reviews highlight an 100% positive feedback rate, emphasizing their technical expertise, proactive approach, and commitment to delivering user-friendly, reliable solutions. The company is praised for its ability to integrate multi-channel notifications and scalable, real-time monitoring systems, ensuring efficient and seamless operations.
-
$25,000+$25 - $49 / hr10 - 49Warszawa, Poland
Services provided
See all 6 projectsSinova Development is a software development company specializing in Enterprise App Modernization and digital transformation services. With a focus on scalable and reliable solutions, they have received positive feedback for their strong engineering execution and effective project management. Notably, 100% of reviewers appreciated their ability to integrate AI and scalable system architectures within their projects.
-
$250,000+$50 - $99 / hr50 - 249
Services provided
See all 1 projectsGBH is a comprehensive IT support and social media management company. Feedback from their clients highlights impressive results and dedication, with a notable success in achieving increased interaction and followers. The company maintains excellent workflow and communication, with 100% of reviewers expressing satisfaction and no areas for improvement identified.
-
$100,000+$50 - $99 / hr50 - 249Ciudad de México, Mexico
Services provided
See all 3 projectsXID - Digital Services is an IT modernization company specializing in enterprise application modernization, offering services such as app modernization and software platform update services. With 100% positive feedback, reviewers note their flexibility and ability to meet demands and priorities. Their work notably enhances user satisfaction and app uptime.
-
Undisclosed$50 - $99 / hr1,000 - 9,999Pittsford, NY
Services provided
See all 1 projectsConcentrix Corporation specializes in CRM implementation and customization, notably transforming SugarCRM for clients. They are praised for their proactive collaboration, with 90% of clients valuing their strategic questioning and customer support. However, 10% suggest improvement in post-implementation follow-up. Their expertise aids businesses without robust IT knowledge, ensuring tailored CRM solutions.
-
$1,000+< $25 / hr10 - 49New Delhi, India
Services provided
See all 4 projectsKormoan Pvt Ltd is a technology partner specializing in UI/UX design, website development, and custom web and mobile application development. The overall feedback is highly positive, with a focus on their strategic business thinking and exceptional technical execution. 100% of reviewers praised their collaborative approach and scalability of solutions. Expanding post-launch training is a suggested area for improvement.
-
$5,000+$25 - $49 / hr10 - 49Lucknow, India
Services provided
See all 2 projectsBytexus Software Solution Pvt. Ltd™ is a technology solutions provider specializing in AI automation. The company has been praised for its technical expertise, business understanding, and customer-focused approach, achieving significant results such as reducing customer response times by 60–80%. With 100% positive feedback, clients highlight their project management skills and the ability to deliver customized solutions that meet specific business needs.
-
$25,000+Undisclosed50 - 249Noida, India
Services provided
See all 4 projectsKritiKal Solutions is a versatile technology company specializing in computer vision, machine learning, software development, and IoT solutions. Client feedback is predominantly positive, with 100% of reviewers highlighting their impressive talent pool and ability to meet project timelines. Some noted minor areas for improvement, including cost and UX capabilities. Overall, KritiKal Solutions is praised for its customer-centric approach and effective collaboration.
-
$10,000+< $25 / hr50 - 249Pune, India
Services provided
See all 4 projectsHeapTrace Technology Pvt. Ltd. is a versatile technology development company specializing in web-based platform development, text analysis upgrades, and data management solutions. Their clients appreciate their cost-efficiency, creativity, and proactive approach, with 100% of reviews mentioning these strengths. However, 25% of reviews suggest room for improvement in testing practices and communication consistency. Overall, HeapTrace Technology is viewed as a reliable and valuable partner in long-term projects.
-
$5,000+< $25 / hr10 - 49
Services provided
See all 2 projectsNode Bracket Media specializes in app development, offering services that include stabilizing existing applications, revamping UI/UX, and building additional features. The company receives overwhelmingly positive feedback, with 100% of reviewers highlighting their exceptional speed, communication, and milestone management. Clients commend their reliability, high-performing technical work, and alignment with company values, making them a preferred long-term partner.
-
$10,000+$50 - $99 / hr50 - 249
Services provided
See all 6 projectsKovix is a versatile software development company specializing in creating and enhancing web and mobile applications. The company is praised for its responsibility in outcomes, exceptional time management, and proactive approach, with over 80% of reviews highlighting their agility, technical proficiency, and ability to integrate seamlessly with clients' teams. While some suggest increased transparency in task management, clients commend Kovix's innovative solutions and strong communication skills.
-
$5,000+$25 - $49 / hr10 - 49Parramatta, Australia
Services provided
See all 4 projectsSavvient Technologies is a proficient app development company specializing in iOS and Android solutions, utilizing .NET and Xamarin. According to client feedback, 100% of reviews highlight their clear communication and proactive issue resolution. While improvements in bug logging were suggested, all reviewers expressed satisfaction with their work, emphasizing the importance of clear project requirements.
-
$25,000+$50 - $99 / hr50 - 249Győr, Hungary
Services provided
See all 3 projectsBrightHills is a software development company recognized for its expertise and excellence in project management, consistently delivering on time and addressing client needs effectively. Impressively, 100% of the reviews highlight their professionalism and project management skills, with no areas for improvement noted. The company is praised for aligning well with client values and maintaining a good cultural fit.
-
$10,000+$25 - $49 / hr50 - 249
Services provided
See all 1 projectsMGS Software is a software development company specializing in 360-degree services, including web and mobile development. The reviews highlight their effective project management, timely deliveries, and strong communication, with 100% positive feedback on their ability to meet client needs. Clients appreciate their dedication and alignment with company values, making them a preferred choice for tech-driven projects.
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 Legacy Modernization Services
-
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
38.5/40.019.4/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$5,000+< $25 / hr1,000 - 9,999
Ability to deliver
35.9/40.016.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
35.4/40.015.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$50,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
35/40.017/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
50% Enterprise App Modernization50% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
34.2/40.018.6/20 Reviews9.8/10 Clients & Experience5.7/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Orlando, FL
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$100,000+$50 - $99 / hr1,000 - 9,999Oakland, CA
Ability to deliver
34/40.015.2/20 Reviews8.8/10 Clients & Experience10/10 Market PresenceService focus
45% Enterprise App Modernization55% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Atlanta, GA
Ability to deliver
37.3/40.017.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
39.1/40.019.6/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38.9/40.019/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
36.8/40.017.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
36.8/40.016.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$100,000+$150 - $199 / hr50 - 249Southborough, MA
Ability to deliver
32.2/40.015.8/20 Reviews10/10 Clients & Experience6.4/10 Market PresenceService focus
50% Enterprise App Modernization50% Other -
$50,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
36/40.016.6/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$150 - $199 / hr50 - 249Conshohocken, PA
Ability to deliver
36/40.016.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$100 - $149 / hr10 - 49Costa Mesa, CA
Ability to deliver
36.8/40.018/20 Reviews10/10 Clients & Experience8.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr250 - 999Lakeville, MN
Ability to deliver
37/40.017.2/20 Reviews9.9/10 Clients & Experience9.9/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$150 - $199 / hr50 - 249Montréal, Canada
Ability to deliver
37.5/40.017.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
35.3/40.016.8/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
38.3/40.019.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
38.3/40.019.2/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
33.3/40.016/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$50 - $99 / hr50 - 249Prague, Czech Republic
Ability to deliver
39.2/40.020/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$25 - $49 / hr50 - 249Portland, OR
Ability to deliver
35.1/40.016.8/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr250 - 999Frisco, TX
Ability to deliver
36.5/40.016.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$100 - $149 / hr50 - 249Belfast, Northern Ireland
Ability to deliver
37/40.017.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Enterprise App Modernization80% Other
Top App Modernization Agencies
App modernization companies upgrade, refactor, or re-platform legacy software so it performs like a modern, cloud-ready application. They begin by auditing the existing codebase, infrastructure, and business requirements, then create a roadmap that might include re-architecting monolithic apps into microservices, containerizing workloads, or migrating databases to scalable cloud environments. Their end goal is to improve performance, security, and maintainability while minimizing downtime.
Most firms deliver a mix of strategic and technical services, such as:
- Legacy code assessment and technical debt analysis
- Re-platforming (e.g., on-prem to AWS, Azure, or GCP)
- Code refactoring and re-architecting into microservices
- API enablement and containerization (Docker, Kubernetes)
- UI/UX refresh and mobile optimization
- Data migration, cleansing, and database modernization
- Ongoing maintenance, DevOps, and cloud cost optimization
Pricing varies widely depending on project scope, complexity, and the tech stack involved. Clutch data shows most engagements range from $50,000 to $500,000 overall, with hourly rates between $75 and $200. Lighter projects like a UI facelift or limited refactoring tend to fall near the lower end, while full re-architectures involving cloud migration, data overhaul, and strict compliance can exceed $1 million. Always request a detailed proposal that outlines costs for discovery, development, testing, and support.
When choosing the best right app modernization for your business, consider these:
- Review expertise: Look for case studies that mirror your tech stack (Java, .NET, PHP) and industry compliance needs.
- Check client feedback: Verified Clutch reviews reveal how the team communicates, hits deadlines, and handles setbacks.
- Evaluate methodology: A strong partner will propose a phased approach that includes assessment, pilot, and rollout stages, each with clear success metrics.
- Validate certifications: Cloud partnerships (AWS, Microsoft, Google) signal deep platform knowledge.
- Assess cultural fit: Long projects require easy communication, mutual trust, and shared time zones or overlap.
These are some of the red flags that you should watch for when hiring an app modernization company:
- Guaranteed timelines before an audit: Accurate estimates require a code and infrastructure review.
- Lack of documentation: If they won’t commit to architecture diagrams, test plans, or knowledge transfer, future maintenance may suffer.
- One-size-fits-all solutions: Forcing every project onto a single cloud or framework can indicate limited expertise.
- Poor security practices: Outdated OWASP knowledge or no DevSecOps pipeline is a deal-breaker for critical systems.
- Minimal client references: A reputable firm should readily provide recent, relevant references.
Here are some questions you can ask app modernization companies before hiring them:
- Which modernization strategies (rehost, refactor, re-architect) do you recommend for our stack, and why?
- Can you share success metrics from similar projects—e.g., performance gains or cost reductions?
- What is your approach to minimizing downtime during migration?
- How will you ensure code quality and security (tooling, peer reviews, automated testing)?
- What support and knowledge-transfer do you provide after launch?
- How do you handle scope changes and unforeseen legacy issues?
Partnering with specialists accelerates time-to-value. Experienced teams bring proven frameworks, automation toolchains, and cloud partnerships that help reduce risk and shorten migration windows. Businesses often benefit from faster performance, lower maintenance costs, improved security compliance, and easier feature releases, all without overburdening internal teams.
A freelancer may handle small refactoring tasks cost-effectively but often lacks the resources for large-scale audits, DevOps, and 24/7 support. Agencies provide multidisciplinary teams including architects, developers, QA specialists, DevOps engineers, and project managers who can deliver end-to-end transformations with enterprise-grade SLAs.