Top Application Modernization Services
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$25,000+$150 - $199 / hr10 - 49Chantilly, VA
Services provided
See all 1 projectsTDMK Digital is a mobile application development company known for its innovative design and effective project management skills. The company received positive feedback for its design capabilities and responsiveness, with approximately 80% of the feedback praising these aspects. However, some clients noted challenges with data integration and time estimation, suggesting areas for improvement.
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$1,000+$25 - $49 / hr250 - 999Mascot, Australia
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Headquartered in Mascot, Australia and Noida, India, Broadway Infotech is a midsize CRM consulting and SI company. Their services include CRM consulting and SI and E-Commerce Development.
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$10,000+$25 - $49 / hr50 - 249Ahmedabad, India
Services provided
See all 1 projectsVedlogic Solutions Pvt. Ltd. is an IT services company specializing in business solutions on Microsoft platforms, particularly Business Central. Reviewers highlight their responsive project management and friendly, helpful staff, with 100% positive feedback regarding their ability to meet project timelines and accommodate client needs.
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$1,000+$25 - $49 / hr10 - 49Pune, India
Services provided
See all 1 projectsDIBS Technology is a development company specializing in custom web application development and networking security solutions. Reviewers highlighted their commendable guidance and patience, with 100% noting projects were delivered on time. While generally positive, some feedback suggested improvements in requirement gathering and initial strategy planning.
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$25,000+$25 - $49 / hr250 - 999Poznań, Poland
Services provided
IT managed services company Talex S.A. Provides IT managed services and Custom Software Development. They were established in 1990.
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$10,000+$25 - $49 / hr2 - 9
Services provided
See all 1 projectsCoconuts Software is a web application development company specializing in creating web-based solutions for the insurance industry. Their expertise in technologies such as Bootstrap, C-sharp, and JQuery, combined with their deep understanding of the insurance market, has been highlighted as a significant advantage by clients. Approximately 90% of feedback emphasizes their strong project management skills and ability to meet deadlines, although some suggest improvements in vision and budgeting.
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$1,000+< $25 / hr2 - 9Nairobi, Kenya
Services provided
See all 1 projectsKenya Website Designers is a web development company specializing in creating web-based software platforms. Their reviews highlight a meticulous and detail-oriented approach, with 100% of feedback appreciating their responsiveness and collaboration. However, clients suggest that increasing team capacity could improve deadline adherence. Overall, clients are satisfied with the quality and thoughtfulness of their work.
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$10,000+$50 - $99 / hr10 - 49Sofia, Bulgaria
Services provided
See all 5 projectsCarrot Tech Lab is a web development company known for its comprehensive website migration and design services. Their client reviews are overwhelmingly positive, with 100% mentioning significant improvements in SEO and UI/UX, leading to enhanced online presence and sales. Clients commend their technical expertise, customer-centric approach, and efficient project management, contributing to increased traffic and conversion rates without any notable areas for improvement.
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$50,000+$50 - $99 / hr2 - 9Dubai, United Arab Emirates
Services provided
See all 6 projectsSpellSystems specializes in App Modernization services, including digital transformation and IT modernization. The company received positive feedback for its ability to enhance task management through AI-driven solutions. Customers appreciated SpellSystems' proactive problem-solving, prompt responses, and effective project management, highlighting their capacity to meet client needs with minimal guidance. The reviews suggest a strong alignment with enterprise application modernization objectives.
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UndisclosedUndisclosed10 - 49
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See all 1 projectsInline Manual is a company specializing in onboarding user adoption services, known for their feature-rich and easily implementable solutions. The reviews highlight a 100% positive sentiment regarding the simplicity and capability of their platform. The only minor critique is the need for improvement in their knowledge base articles.
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$5,000+$25 - $49 / hr2 - 9
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See all 1 projectsContento Labs is a software development company specializing in digitization and workflow management solutions. The majority of their reviews highlight the company's technical competence, business understanding, and financial attractiveness. While 83% of feedback is positive, indicating quality deliverables and meeting most deadlines, some reviewers note room for improvement in escalated support services.
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$10,000+$25 - $49 / hr50 - 249Bengaluru, India
Services provided
See all 4 projectsSomeshwara Software Pvt Ltd is a versatile software development company known for crafting robust, scalable backend and frontend solutions across various industries, including AI med tech, mobile gaming, food safety, and engagement platforms. With 100% positive reviews highlighting their impressive project management, responsive communication, and dedication to long-term success, they are praised for being reliable partners who prioritize client needs and deliver outstanding quality.
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$1,000+$25 - $49 / hr10 - 49Pune, India
Services provided
See all 1 projectsDeep Valley Systems Pvt. Ltd. is a software development company specializing in mobile app development and AWS server management. Reviews indicate a strong dedication and adaptability, with 100% of reviewers highlighting their willingness to accommodate change requests, although some mention the need for improved understanding of project dependencies for efficiency. Overall, 80% of feedback is positive, appreciating their economical solutions and commitment to task completion.
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$10,000+$50 - $99 / hr2 - 9
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See all 8 projectsWi4 offers comprehensive IT modernization services, including App Modernization and Legacy App Modernization. Clients highlight their effective project management, detailed documentation, and cost-effective solutions. The overall feedback reflects high satisfaction with Wi4's ability to meet project goals and their expertise in healthcare interoperability.
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$1,000+$25 - $49 / hr50 - 249Jaipur, India
Services provided
See all 22 projectsAlphonic Network Solutions is a versatile IT service provider specializing in web and mobile application development. Reviews reveal mixed feedback, with around 70% expressing satisfaction with their communication and project management, while a notable 30% have raised concerns regarding project delivery and code quality. The company's strengths lie in their comprehensive solutions and responsiveness, though consistency in quality remains a challenge.
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$50,000+$25 - $49 / hr10 - 49Yerevan, Armenia
Services provided
See all 13 projectsFifth is a dynamic software development company specializing in custom integrations, e-commerce solutions, web and mobile app development, and UX/UI design. With a 100% positive feedback rate, clients consistently commend their dedication, responsiveness, and project management skills. Approximately 70% of reviews highlight their ability to deliver high-quality work on time and within budget, making them a reliable partner for complex technical projects.
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$250,000+$50 - $99 / hr250 - 999Cluj-Napoca, Romania
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See all 1 projectsPitechPlus specializes in software development and integrations, including online check-in systems for hotels, payment systems, and back-office applications. Reviews highlight their exceptional technical skills, efficient project management, and a strong culture fit, emphasizing professionalism and effective collaboration with their clients.
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$1,000+$25 - $49 / hr2 - 9Dublin, Ireland
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CodeNotion Limited, a website development company, was launched in 2022. Located in Dublin, Ireland and Nicosia, Cyprus, the team offers Web Development and Enterprise App Modernization.
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$25,000+$50 - $99 / hr50 - 249Northampton, MA
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ILSA Interactive is an UX design agency launched in 2009. Their services include UX/UI Design and Custom Software Development.
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$250,000+$100 - $149 / hr1,000 - 9,999Santa Clara, CA
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Infostretch is a large Application Testing company headquartered in Santa Clara, California and New York, New York. Their services include Application Testing and Enterprise App Modernization.
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$10,000+$100 - $149 / hr10 - 49Parsippany-Troy Hills, NJ
Services provided
Software development firm INVASSO LLC focuses on Custom Software Development and Mobile App Development. They were founded in 2017.
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$25,000+$50 - $99 / hr10 - 49Ha Noi, Vietnam
Services provided
TRIPLAYZ, a mobile application development company, was established in 2017. The team specializes in Mobile App Development and Web Development.
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$10,000+$100 - $149 / hr50 - 249Birmingham, AL
Services provided
Founded in 2022, ConcertIDC is a custom software development firm. In Birmingham, Alabama and Chennai, India, the team focuses on Custom Software Development and Application Management & Support.
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$75,000+$50 - $99 / hr250 - 999Ciudad de México, Mexico
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In Ciudad de México, Mexico and Paris, France, PALO IT is a midsize custom software development company. Their services include Custom Software Development and Product Design.
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$25,000+$50 - $99 / hr1,000 - 9,999
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Founded in 2000, NEORIS, a large software development company, is located in Miami, Florida. Their services include Custom Software Development and Application Testing.
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$50,000+$50 - $99 / hr50 - 249Rehovot, Israel
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Globalbit, a software development firm, is in Rehovot, Israel and London, England. They offer Custom Software Development and Artificial Intelligence and were launched in 2010.
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$50,000+$100 - $149 / hr10 - 49Chesterbrook, PA
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Amalgam, a custom software development firm, was established in 2012. In Chesterbrook, Pennsylvania, the team offers Custom Software Development and UX/UI Design.
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Undisclosed< $25 / hr2 - 9
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See all 3 projectsEco Software Solutions LLC is a software development company specializing in custom solutions. Reviews are mixed, with 50% negative feedback highlighting scam allegations and misrepresentation, while 50% praise their timely delivery, responsive support, and cost-effective services.
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$50,000+$25 - $49 / hr50 - 249's-Graveland, Netherlands
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See all 2 projectsOmegaLab offers custom software development and IT consulting services, specializing in product discovery, MVP development, and roadmap creation. Reviews highlight the company's strong communication, adaptability, and cultural fit, with projects consistently delivered on time and within budget. Clients commend OmegaLab for its expertise and willingness to exceed expectations at competitive pricing.
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$25,000+$150 - $199 / hr50 - 249Indore, India
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Launched in 2008, Academia by Serosoft, Inc. Is an Enterprise App Modernization and ERP consulting and SI company. The midsize team provides Enterprise App Modernization and ERP consulting and SI.
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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
35.8/40.020/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
37.8/40.020/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$100,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
34.7/40.019/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Southborough, MA
Ability to deliver
32.1/40.016.6/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
34/40.018.8/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
31.6/40.015.8/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
31.3/40.017.8/20 Reviews9.8/10 Clients & Experience3.7/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
$10,000+$50 - $99 / hr250 - 999Sacramento, CA
Ability to deliver
30.8/40.016.4/20 Reviews10/10 Clients & Experience4.5/10 Market PresenceService focus
80% Enterprise App Modernization20% Other -
$5,000+< $25 / hr1,000 - 9,999
Ability to deliver
30.7/40.016.2/20 Reviews10/10 Clients & Experience4.5/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$100,000+$50 - $99 / hr1,000 - 9,999Oakland, CA
Ability to deliver
30.5/40.015.2/20 Reviews8.8/10 Clients & Experience6.6/10 Market PresenceService focus
45% Enterprise App Modernization55% Other -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
36.4/40.020/20 Reviews10/10 Clients & Experience6.4/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249București, Romania
Ability to deliver
33.3/40.019.6/20 Reviews10/10 Clients & Experience3.7/10 Market PresenceService focus
35% Enterprise App Modernization65% Other -
$100,000+$150 - $199 / hr50 - 249Southborough, MA
Ability to deliver
30.1/40.015.8/20 Reviews10/10 Clients & Experience4.3/10 Market PresenceService focus
50% Enterprise App Modernization50% Other -
$10,000+$25 - $49 / hr250 - 999Beijing, China
Ability to deliver
35.4/40.019.6/20 Reviews9.1/10 Clients & Experience6.7/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Orlando, FL
Ability to deliver
35.6/40.020/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
33.5/40.017.2/20 Reviews9.8/10 Clients & Experience6.5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$150 - $199 / hr10 - 49Littleton, CO
Ability to deliver
31.8/40.017.6/20 Reviews10/10 Clients & Experience4.2/10 Market PresenceService focus
45% Enterprise App Modernization55% Other -
$1,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
34.8/40.017/20 Reviews9.7/10 Clients & Experience8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$25,000+$150 - $199 / hr50 - 249Claymont, DE
Ability to deliver
33.3/40.016.6/20 Reviews10/10 Clients & Experience6.7/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.020/20 Reviews10/10 Clients & Experience7.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
35.2/40.019/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Atlanta, GA
Ability to deliver
32.3/40.016.8/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34/40.017.8/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
31.6/40.016.6/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$100 - $149 / hr10 - 49Costa Mesa, CA
Ability to deliver
32.6/40.018.6/20 Reviews10/10 Clients & Experience4/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
31.5/40.017.2/20 Reviews10/10 Clients & Experience4.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr1,000 - 9,999São Paulo, Brazil
Ability to deliver
33.4/40.016.6/20 Reviews9.9/10 Clients & Experience7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
31.4/40.016.4/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
28.2/40.016.2/20 Reviews7.8/10 Clients & Experience4.2/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr250 - 999Kropyvnytskyi, Ukraine
Ability to deliver
34.2/40.018.8/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
10% Enterprise App Modernization90% 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.