Top Application Modernization Services
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$10,000+$150 - $199 / hr10 - 49Houston, TX
Services provided
See all 6 projectsEpicenter Consulting is a firm specializing in Enterprise Application Modernization, offering services that enhance workflow and operations. Reviewers highlight their attentiveness, innovation, and thoroughness, with 100% positive feedback on timely project delivery and problem-solving capabilities. Most clients were impressed by their effective communication and budget-friendly pricing.
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$5,000+$100 - $149 / hr10 - 49Sausalito, CA
Services provided
See all 5 projectsAtricore is a technology solutions company specializing in identity management and software integration services. The company garners positive feedback, with approximately 90% of reviewers praising their attention to detail, project management, and customer service. Atricore's expertise in seamless integration and flexible engagement models are frequently highlighted, with some clients noting minor delays in specific cases due to project scope changes.
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$50,000+$100 - $149 / hr2 - 9London, England
Services provided
See all 1 projectsSeb Azzo is a development company specializing in creating digital branding solutions, notably their product Brand Cloudlines. The company is praised for its simplicity, flexibility, and ongoing support, with clients highlighting their proactive communication and commitment to project success. Approximately 100% of the feedback is positive, emphasizing their collaborative approach and the effectiveness of their solutions.
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$5,000+$25 - $49 / hr10 - 49Adelaide, Australia
Services provided
See all 11 projectsTelexar Technologies is a versatile software development company specializing in customized applications, CRM solutions, and web development. Overall, 100% of the reviews are positive, highlighting their impressive project management, technical skills, and cost-effective solutions. Notably, 40% of reviewers mention their excellent communication and flexible pricing as standout qualities.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
See all 6 projectsCodesClue Technologies is a software development company known for creating custom software solutions that streamline operations and improve data visibility. With 100% positive feedback, clients commend their efficient project management, timely delivery, and excellent understanding of industry-specific challenges. Multiple reviewers highlight their ability to deliver practical, scalable solutions that align with business needs.
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$25,000+$50 - $99 / hr10 - 49Canton, GA
Services provided
See all 9 projectsWeGotCode.com is a software development company specializing in Enterprise Application Modernization, with expertise in app modernization and digital transformation. Reviews reflect 100% positive feedback, highlighting their punctual delivery, responsiveness, and comprehensive project completion. Clients commend their effective project management and ability to modernize legacy systems seamlessly.
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$25,000+$25 - $49 / hr250 - 999Cincinnati, OH
Services provided
See all 8 projectsITCube Solutions Pvt. Ltd. is a multifaceted IT solutions provider specializing in custom software development, web applications, and SharePoint solutions. Their clients consistently commend their commitment to quality, effective collaboration, and strong project management skills. Approximately 90% of the feedback highlights their ability to meet expectations and deliver functional, high-quality products, though some reviews suggest improvement in graphical design direction.
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$5,000+$25 - $49 / hr50 - 249Pune, India
Services provided
See all 13 projectsLatent - An Alpha OBS LLP Venture is a versatile software development company that specializes in creating web and mobile applications, often integrating AI and ML solutions. Client feedback is overwhelmingly positive, with over 90% of reviews highlighting their timely delivery and budget-friendly pricing. Customers frequently praise their ability to adapt to various technological needs and their high level of project management.
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$10,000+$50 - $99 / hr50 - 249Coral Springs, FL
Services provided
See all 6 projects2am.tech is a company specializing in Enterprise Application Modernization, delivering services such as mobile and web app development, software engineering, and project management. The overall feedback is overwhelmingly positive, with clients praising their creativity, reliability, and ability to deliver on time, resulting in seamless and maintainable solutions. An impressive 100% of reviewers commend their flexibility and alignment with company values.
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$10,000+$25 - $49 / hr50 - 249Montevideo, Uruguay
Services provided
See all 1 projectsDVelop Software Solutions is a software development company specializing in building operational platforms, with notable expertise in the Unity Space in Uruguay. They consistently deliver high-quality results, demonstrating commitment and professionalism. Approximately 100% of the feedback highlights their successful project management and dedication to client needs, with no significant areas for improvement noted by reviewers.
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$5,000+$25 - $49 / hr50 - 249Kochi, India
Services provided
See all 11 projectsCubet is a company specializing in Enterprise Application Modernization services. They are praised for their efficient communication, with 100% of reviewers noting the speed of replies. The company successfully delivers projects on time, meeting budgetary constraints, as highlighted by their work on a customer payment system.
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$10,000+$150 - $199 / hr2 - 9Mission Viejo, CA
Services provided
See all 3 projectsCalibec is a software development company specializing in modernizing and upgrading applications. The reviews are overwhelmingly positive, with 100% of clients noting timely delivery, responsiveness, and effective communication. Clients appreciate Calibec's innovative approach and project management skills, highlighting their ability to enhance user engagement and provide valuable suggestions. There are no reported areas for improvement.
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$5,000+$50 - $99 / hr50 - 249Panama City Beach, FL
Services provided
See all 6 projectsTeknika is a versatile technology company specializing in both hardware and software development solutions, including mobile and web application development, embedded systems, and UX/UI design. Across numerous reviews, clients praised Teknika for its strong project management, comprehensive technical expertise, and ability to integrate various technologies seamlessly. Approximately 90% of reviewers highlighted Teknika’s effective communication and timely delivery, cementing their reputation as a reliable partner in long-term engagements.
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$5,000+$100 - $149 / hr10 - 49Vancouver, Canada
Services provided
See all 29 projects14 Oranges Software is a mobile app development company praised for its exceptional service and professionalism. Clients commend their seamless project management, timely delivery, and ability to exceed expectations. Notably, 100% of reviewers highlight their excellent communication and responsiveness. The company's ability to transform client visions into user-friendly applications is a recurring theme, with 0% negative feedback across all reviews.
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$50,000+$100 - $149 / hr10 - 49Irvine, CA
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See all 4 projectsCompany A is a technology and web development firm specializing in seamless CMS integration, agile project management, and customized solutions for diverse industries. Across their reviews, 100% of clients praised their professional collaboration and customer service, with 75% highlighting their effective use of agile methodologies. Areas for improvement include better client team guidance and expanded service offerings.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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See all 1 projectsASP.Net Zero Developers is a web development company specializing in building scalable platforms and ongoing support. Feedback indicates overwhelmingly positive experiences, with 100% of reviewers noting timely delivery and responsiveness. The company is praised for exceeding expectations and fostering a partnership-like relationship with clients, though improvement in communication regarding holidays is suggested by some clients.
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$10,000+$50 - $99 / hr50 - 249Tallinn, Estonia
Services provided
See all 7 projectsOpus Online is a full-service web development firm specializing in e-commerce solutions, web design, and mobile app development. They are praised for their innovative, fast-paced approach and strong client relationships. Approximately 85% of reviewers highlight their efficiency and flexibility, while 75% commend their ability to deliver high-quality, user-friendly projects that meet complex business needs.
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$25,000+$100 - $149 / hr2 - 9Fitzroy, Australia
Services provided
See all 12 projectsAtlasopen is a versatile development and digital solutions provider, specializing in creating custom software platforms, mobile apps, e-commerce sites, and digital marketing solutions. With an emphasis on transparency and communication, they have received overwhelmingly positive feedback for their innovative approaches and ability to meet client needs. Approximately 90% of reviewers highlight their technical expertise and effective project management, while 70% commend their ability to adapt and deliver tailored solutions.
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Undisclosed< $25 / hr10 - 49
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See all 6 projectsMobilePundits is a mobile app development company known for creating high-quality iOS and Android applications, as well as web-based solutions. Clients frequently praise their thoroughness, communication skills, and dedication to understanding project requirements. Approximately 80% of reviews highlight their reliability and work ethic, while 40% mention their responsiveness and adaptability. Some clients note the need for clearer communication on design aspects and project timelines. Overall, MobilePundits maintains strong professional relationships and delivers effective mobile solutions.
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$10,000+$50 - $99 / hr10 - 49Prague, Czech Republic
Services provided
See all 6 projectsRIGANTI software development is a company specializing in Enterprise App Modernization and digital transformation services. The reviews highlight a strong alignment with client values, efficient project management, and a commitment to timely delivery. Impressively, 100% of the feedback is positive, with clients particularly appreciating their collaborative team dynamics and expertise in modernizing enterprise applications.
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$25,000+$50 - $99 / hr2 - 9Round Rock, TX
Services provided
See all 3 projectsFulcrum Dynamic is a web development company specializing in UI design, API integration, and database management. Across their reviews, 100% of clients praised their professionalism, communication, and commitment to project success. Notably, 67% highlighted their ability to deliver high-quality, interactive user interfaces, while 33% emphasized their competence in implementing complex API and security solutions.
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$10,000+$100 - $149 / hr2 - 9Chicago, IL
Services provided
See all 9 projectsLakeview Labs is a mobile app development company known for its expertise in creating user-centric applications, providing services from conceptualization to launch. Overall, feedback is overwhelmingly positive, with 100% of reviewers expressing satisfaction with their partnerships. Clients frequently commend the company for their strategic insights, effective communication, and commitment to project success, with 80% highlighting their responsiveness and problem-solving capabilities.
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$75,000+$50 - $99 / hr50 - 249
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See all 3 projectsXenoss is an AdTech development company known for crafting advanced solutions and custom software. They are praised for their domain expertise, effective communication, and project management skills, receiving overwhelmingly positive feedback. Approximately 90% of reviewers appreciate their technical competence and ability to integrate seamlessly with existing teams, while a minority highlight challenges with the availability of engineering talent. Xenoss consistently exceeds client expectations by delivering high-quality products efficiently.
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$25,000+$25 - $49 / hr50 - 249Plovdiv, Bulgaria
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See all 2 projectsCodeCoda Ltd. is a technology solutions provider specializing in software development, API integration, and cloud infrastructure. The company consistently receives positive feedback, with 100% of reviews highlighting their problem-solving capabilities and expert project management. Clients commend CodeCoda for delivering high-quality results, with one noting that they exceeded expectations and efficiently tackled complex challenges, while another appreciated their ability to improve on planned functionalities and their willingness to ensure clarity in communication.
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$1,000+< $25 / hr10 - 49
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See all 3 projectsCodigitar is a software development company specializing in custom application and platform development. The company is highly praised for its personalized attention and expertise in the latest technology, with 100% of reviews noting their impressive project management and timely delivery. Clients appreciate their ability to interpret needs accurately, though a few minor coding errors were reported and promptly addressed.
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$25,000+$50 - $99 / hr10 - 49Gliwice, Poland
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See all 3 projectsExlabs is a software development company specializing in cloud solutions and agile project management. The overall feedback from reviews is overwhelmingly positive, with 100% of reviewers praising their technical expertise, effective communication, and seamless project management. Clients highlight Exlabs' ability to provide innovative solutions and maintain strong collaborative partnerships, resulting in successful project outcomes and improved operational efficiency.
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$10,000+$150 - $199 / hr50 - 249London, England
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See all 3 projectsSomo is a mobile strategy and app development agency known for its expertise in innovative mobile solutions. The company has received overwhelmingly positive feedback, with clients praising their enthusiasm, creativity, and deep understanding of the mobile market. Approximately 90% of reviewers highlight Somo's ability to innovate and effectively engage stakeholders, although some mention room for improvement in aligning with specific project briefs.
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$5,000+$50 - $99 / hr10 - 49Miami, FL
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See all 8 projectsOnePix is a versatile software development company known for its expertise in web and app development, technical SEO, and e-commerce solutions. The company consistently receives high praise, with approximately 95% of reviewers highlighting their impressive communication, project management, and problem-solving skills. Clients frequently commend their delivery speed, technical proficiency, and alignment with project goals, making them a trusted partner across various industries.
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$5,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
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See all 4 projectsSagant is a professional IT consulting and software development company renowned for its expertise in Java and microservices, offering custom software solutions and platform transformations. Across three reviews, 100% of clients highlight their professionalism, technical expertise, and effective project management. Clients are consistently satisfied, with no significant areas for improvement reported.
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$5,000+Undisclosed10 - 49
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See all 2 projectsSunNet Solutions is a development and technology solutions firm specializing in app and web system development, as well as ongoing support and maintenance. They have garnered positive feedback for their professional approach and attention to detail, with 100% of reviewers highlighting their effective project management and technical expertise. Clients appreciate their ability to enhance communication systems, contributing to increased customer engagement and satisfaction.
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List of the Top 15 Legacy Modernization Services
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$25,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
39.3/40.019.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
39.1/40.020/20 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 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
15% Enterprise App Modernization85% 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 -
$10,000+$25 - $49 / hr1,000 - 9,999Southborough, MA
Ability to deliver
37.2/40.017.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr250 - 999Sacramento, CA
Ability to deliver
34.2/40.016.4/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
80% Enterprise App Modernization20% Other -
$25,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Enterprise App Modernization80% 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 -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Orlando, FL
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
33.8/40.018.2/20 Reviews9.8/10 Clients & Experience5.7/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
$5,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
37.2/40.017.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249București, Romania
Ability to deliver
35.9/40.020/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
35% Enterprise App Modernization65% 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 -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
38.7/40.019/20 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
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
Undisclosed$150 - $199 / hr250 - 999London, England
Ability to deliver
36.4/40.017.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38.3/40.018.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Enterprise App Modernization80% 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+$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 -
$25,000+$25 - $49 / hr250 - 999Kropyvnytskyi, Ukraine
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
35.8/40.016.4/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
20% Enterprise App Modernization80% 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 -
Undisclosed$25 - $49 / hr250 - 999Toronto, Canada
Ability to deliver
37.1/40.017.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
39.6/40.019.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Houston, TX
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
35.6/40.017.6/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
Undisclosed$25 - $49 / hr250 - 999Beijing, China
Ability to deliver
36.8/40.020/20 Reviews7.2/10 Clients & Experience9.6/10 Market PresenceService focus
15% Enterprise App Modernization85% 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.