Top Application Modernization Services
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$5,000+Undisclosed10 - 49
Services provided
See all 6 projectsMobile-DI is a versatile software development company specializing in mobile app and web dashboard solutions. They consistently receive positive feedback for their technical expertise and collaborative communication, with approximately 83% of reviews highlighting their effective project management and understanding of diverse business needs. However, one review identified areas for improvement in communication and project handoff processes.
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$75,000+Undisclosed50 - 249Chişinău, Moldova
Services provided
See all 2 projectsISD is a software development company that specializes in providing software solutions and PLC engineering for mechanized warehouses and distribution centers. Clients commend ISD for their thorough knowledge of IT technologies, focus on efficiency, and teamwork. However, improvements in communication and capacity planning were noted. Approximately 90% of the feedback highlights their reliability and effective project management.
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$5,000+$50 - $99 / hr2 - 9
Services provided
See all 1 projectsCraftspire is a software development company specializing in agile project management and technologies such as Kotlin and Angular, with a focus on e-signature and document management solutions. Reviews highlight their professionalism, expertise, and ability to adapt to evolving requirements, contributing to high client satisfaction and increasing software adoption rates. Clients appreciate their transparent communication and dedication, with minor suggestions for improved documentation.
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UndisclosedUndisclosed10 - 49Yerevan, Armenia
Services provided
See all 1 projectsAOByte is a software development company known for providing strategic and effective development solutions. Clients highlight the firm's outstanding ability to clearly communicate project needs and timelines, with 100% positive feedback highlighting their excellent project management and collaboration skills. AOByte is praised for their clear communication, timely delivery, and effective collaboration with other teams.
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$75,000+$25 - $49 / hr10 - 49Calgary, Canada
Services provided
See all 2 projectsOlyras Inc specializes in Enterprise App Modernization, focusing on digital transformation and IT modernization solutions. Reviews highlight their efficient project management, timely delivery, and innovative solutions, particularly emphasizing their commitment to regulatory compliance and agility. Clients commend Olyras Inc for their cross-functional team and alignment with industry best practices.
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UndisclosedUndisclosed10 - 49Sulzbach an der Murr, Germany
Services provided
See all 1 projectsFakir Technology Consultants GmbH is a technology consultancy specializing in web application development and text-mining using advanced algorithms like NLP and Haystack. Reviews highlight their effective project management, with 100% noting the timely delivery and pragmatic approach of their CEO. However, 100% also mention a language barrier as an area for improvement.
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$1,000+$25 - $49 / hr10 - 49Vilnius, Lithuania
Services provided
See all 1 projectsKoditus is a development company that provides outsourced development services, particularly excelling in agile development projects. Reviews highlight their flexibility and customer-oriented approach, with 100% positive feedback on delivering key initiatives on time and maintaining a strong focus on employee well-being and culture.
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$1,000+< $25 / hr50 - 249Chennai, India
Services provided
See all 3 projectsYaali Bizappln Solutions is a proficient software development company, specializing in creating customized applications and systems to streamline business processes. With 100% positive feedback, clients consistently highlight their ability to meet deadlines, responsiveness, and adeptness in understanding business requirements. Their expertise in Zoho integrations and project management is particularly praised, indicating strong client satisfaction and improved operational efficiency.
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$10,000+$100 - $149 / hr50 - 249Annapolis Junction, MD
Services provided
See all 1 projectsInterclypse is a consulting and development company specializing in modernizing technology standards, training teams, and advancing security measures. Feedback indicates a positive experience overall, with 80% of their work performing well and praises for their vast knowledge base and communication skills, though some concerns about project estimation and testing processes were noted.
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$10,000+$50 - $99 / hr10 - 49Bratislava, Slovakia
Services provided
See all 5 projectsWEZEO is a versatile development company specializing in frontend development, mobile applications, and web solutions across various industries. They are consistently praised for their technical expertise and efficiency, with over 80% of reviewers highlighting their strong project management and communication skills. Feedback indicates high customer satisfaction, with follow-on engagements often resulting from initial projects.
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$25,000+$100 - $149 / hr10 - 49Amsterdam, Netherlands
Services provided
See all 1 projectsGenerous.studio is a creative agency specializing in website development and animation content to simplify complex technical concepts. Their clients report a 100% satisfaction rate, highlighting their exceptional project management and talent in visual content creation. Clients appreciate their ability to enhance digital presence and engagement effectively.
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$1,000+$25 - $49 / hr50 - 249Chennai, India
Services provided
See all 3 projectseGrove Systems is a versatile technology company specializing in e-commerce website development, app development, and platform migration services. The majority of reviews are positive, highlighting their expertise, dedication, and strong project management skills. However, some clients suggest they could improve their user experience and interface design. Over 80% of reviewers commend eGrove for their adaptability and capacity to exceed expectations.
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$10,000+$150 - $199 / hr10 - 49Lancaster, PA
Services provided
See all 1 projectsIndustrial Resolution is a software development company specializing in web interfaces, data modeling, and prototyping applications. Reviews indicate a high level of satisfaction, with clients praising their communication, project management, and expertise in modern programming languages, while noting minor challenges with third-party API integrations. 100% of reviewers highlight their problem-solving skills and ability to enhance existing processes.
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$1,000+$25 - $49 / hr2 - 9Kharkiv, Ukraine
Services provided
See all 1 projectsBravodev is a software development company specializing in creating, maintaining, and expanding SaaS solutions, particularly for the insurance sector. Client feedback is overwhelmingly positive, highlighting their high technical expertise, excellent communication skills, and dedication, with 100% of reviewers emphasizing their ambition. All reviews are positive, though one suggests improving day-to-day bug handling.
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$10,000+$50 - $99 / hr250 - 999Chennai, India
Services provided
See all 4 projectsXenovex Technologies Private Limited is a technology solutions provider specializing in customer portal development, system optimization, and platform upgrades. Their reviews highlight a 100% positive response regarding their strong project management, adaptability, and commitment to client success. Approximately 67% of reviewers emphasize their collaborative nature and responsiveness to urgent needs, making them a reliable partner.
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$5,000+$25 - $49 / hr10 - 49Leuven, Belgium
Services provided
See all 3 projectsDevsarch is a versatile software development and digital marketing company consistently praised for delivering high-quality projects on time and within budget. Their clients commend their exceptional communication and dedication, with 100% of reviewers highlighting their cultural fit and accommodating nature. They demonstrate expertise in eCommerce platforms, website development, and system performance enhancements, offering excellent value for cost across diverse industries.
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$5,000+$150 - $199 / hr2 - 9Rochester, MI
Services provided
See all 2 projectsBrilliant Chemistry is a digital solutions company specializing in building and managing web platforms for diverse clients, including nonprofits and service providers. The company receives overwhelmingly positive feedback, with 100% of reviewers highlighting their excellent project management, technical expertise, and communication skills. Clients praise Brilliant Chemistry's ability to exceed expectations and deliver reliable, high-quality services.
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$50,000+$50 - $99 / hr10 - 49Cluj-Napoca, Romania
Services provided
See all 1 projectsDood Software is a software development company known for managing comprehensive projects from development and testing to business support. Reviews highlight their professional and organized team, with 100% of feedback noting their innovative approaches and adherence to deadlines. Although recognized as costly, their expertise and value have been consistently praised.
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$1,000+$25 - $49 / hr10 - 49
Services provided
See all 2 projectsXAMTA INFOTECH is a digital solutions provider, specializing in services such as email marketing setups using tools like Odoo. They have received overwhelmingly positive feedback, with a 100% satisfaction rate from clients, highlighting their effective communication and timely delivery. Clients commend their exceptional value for money and ongoing collaboration.
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$5,000+$25 - $49 / hr2 - 9Charlotte, NC
Services provided
See all 1 projectsAR Software, LLC is a software development company specializing in rapid deployment of order management solutions using No Code/Low Code platforms, such as Power Platform. Their clients appreciate their efficiency, with 100% of reviewers noting a significant improvement in operational timelines, though some suggest an increase in documentation. The company's rapid delivery and affordability are emphasized in 100% of reviews.
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$50,000+$150 - $199 / hr10 - 49Lake Forest, CA
Services provided
See all 1 projectsLaminar Consulting Services Inc. is a software development company known for providing highly skilled developers that integrate seamlessly with clients' internal teams. Their reviews highlight a strong ability to assess project needs accurately and deliver results efficiently, with 100% of feedback reflecting satisfaction and a commitment to recommending their services to others.
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UndisclosedUndisclosed50 - 249Warszawa, Poland
Services provided
See all 6 projectsITSG Global is a versatile software development company specializing in solutions such as AI-powered trip planning, frontend technology upgrades, and workflow automation. Their reviews reflect a consistent theme of professionalism and high-quality deliverables, with 100% of reviewers highlighting their effectiveness in communication and flexibility. Clients commend their engagement and ability to deliver projects promptly, with no significant areas for improvement noted.
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$10,000+$25 - $49 / hr10 - 49
Services provided
See all 4 projectsSoftCircles is a versatile software development company specializing in web and mobile application development, with notable expertise in AI healthcare solutions and SaaS platforms. Client feedback is overwhelmingly positive, with approximately 90% of reviews highlighting their timely delivery, effective communication, and technical competency. Many clients appreciate their stability and proactive support, with some noting areas for improvement in task definition.
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$5,000+$50 - $99 / hr10 - 49New York, NY
Services provided
See all 1 projectsCloudacio specializes in deploying cloud solutions for local US governments, with a focus on scalability, security, and AWS expertise. According to reviews, they excel in designing elastic portals that handle high traffic efficiently and maintain robust security measures. Their commitment to customer satisfaction and 24/7 support makes them a trusted partner in government cloud migration.
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$10,000+$150 - $199 / hr10 - 49Dallas, TX
Services provided
See all 1 projectsAwesome Technologies Inc. is a versatile technology company specializing in employee management solutions, reporting, custom intelligence building, and SharePoint services. With consistently positive feedback, 100% of reviewers appreciate their effective project management style and successful project deployment, notably saving clients significant costs and improving productivity over time.
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$1,000+$25 - $49 / hr50 - 249Indore, India
Services provided
See all 1 projectsAPPSTEAN INFOTECH PRIVATE LIMITED is an ERP software service provider with over 17 years of experience, specializing in customized business solutions for various industries. Their services receive positive feedback for seamless implementation, proactive support, and strong management, as highlighted by 100% of reviewers. However, it is suggested they adopt cloud-based technology for enhanced reach and product strength.
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$25,000+< $25 / hr10 - 49
Services provided
See all 1 projectsOctos Global is a software development company specializing in mobile and web applications. Their reviews highlight a strong commitment to accommodating client needs, delivering projects on time, and maintaining transparent communication. Impressively, 100% of the feedback is positive, with their cost-effective services and alignment with client values frequently praised.
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$1,000+$100 - $149 / hr10 - 49Calgary, Canada
Services provided
See all 10 projectsConvverge, Inc. is an IT consulting and systems integration company specializing in Microsoft technologies, particularly SharePoint, Microsoft 365, and Power Platform solutions. Reviews highlight their strong project management skills, flexibility, and expertise, with over 90% of feedback being positive. Clients appreciate their responsiveness and ability to deliver user-friendly, customized solutions, often exceeding expectations while maintaining effective communication and staying within budget.
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$5,000+< $25 / hr10 - 49Mumbai, India
Services provided
See all 1 projectsAppectual IT Solutions is an IT solutions provider specializing in application development, utilizing technologies such as SQL, .NET, and ASP.NET. Reviews highlight their commitment and responsiveness to client needs, with 100% of clients praising their availability and adaptability. However, potential clients should note their smaller scale, which may impact resource planning. Overall, Appectual IT Solutions received positive feedback for timely delivery and project involvement.
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$5,000+$25 - $49 / hr10 - 49Gdańsk, Poland
Services provided
See all 2 projectsJMB Lab is a software development company praised for its high-quality service and effective project management. With a focus on technology solutions, they have consistently met deadlines and maintained excellent communication. Approximately 100% of reviewers highlight their professionalism, with no areas of improvement noted. Their expertise includes programming, quality assurance, and project management, contributing to improved product quality and predictable release schedules.
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List of the Top 15 Legacy Modernization Services
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$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 - 9,999Kraków, Poland
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
38.1/40.019/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
25% Enterprise App Modernization75% 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 -
$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 -
$25,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
35/40.017/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
45% Enterprise App Modernization55% 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 -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Enterprise App Modernization80% 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 / hr50 - 249Gliwice, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Enterprise App Modernization80% 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+$25 - $49 / 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 -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
38.7/40.019.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
32.7/40.018/20 Reviews9.8/10 Clients & Experience4.8/10 Market PresenceService focus
60% Enterprise App Modernization40% 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
15% Enterprise App Modernization85% 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 -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
11% Enterprise App Modernization89% 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 -
$25,000+$25 - $49 / hr250 - 999Frisco, TX
Ability to deliver
36.9/40.017/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Enterprise App Modernization85% 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 -
$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 -
$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 -
$50,000+$50 - $99 / hr250 - 999Unterschleißheim, Germany
Ability to deliver
34.9/40.017.8/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$75,000+$50 - $99 / hr50 - 249Marlborough, MA
Ability to deliver
38.9/40.020/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr250 - 999Palo Alto, CA
Ability to deliver
36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$10,000+$25 - $49 / hr10 - 49Ahmedabad, India
Ability to deliver
37.4/40.018.4/20 Reviews9.6/10 Clients & Experience9.5/10 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.