Top Application Modernization Services
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$5,000+$50 - $99 / hr2 - 9Poznań, Poland
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See all 3 projectseCodile is a versatile software development company specializing in creating custom platforms, apps, and websites tailored to client needs. Overall, feedback is highly positive, with clients praising their quick response times, strong development skills, and ability to understand client requirements. Approximately 90% of reviews highlight their exceptional project management and communication, while a few suggest improvements in visual guidelines and initial project estimates.
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$5,000+$25 - $49 / hr50 - 249Kraków, Poland
Services provided
See all 42 projectsAxon is a software development company known for creating bespoke digital solutions such as learning management systems, web applications, and mobile apps. They receive predominantly positive feedback, with more than 90% of reviewers praising their professionalism and responsiveness. While their project management is generally effective, a small number of reviews (less than 10%) mention occasional delays due to personnel issues.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
See all 4 projectsDOT Infotech is primarily a technology development company specializing in app development, backend, frontend, and DevOps services. Reviews highlight their strong communication, organization, and technical expertise, with 100% positive feedback regarding their responsiveness and project management. Clients appreciate their senior experts' involvement and effective collaboration, with no significant areas for improvement noted.
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UndisclosedUndisclosed10 - 49Kraków, Poland
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See all 1 projectsOpsenio is a technology consulting firm specializing in updating and modernizing operational processes, particularly through software migration and hardware modernization. Feedback indicates a high satisfaction rate, with 100% of reviewers praising the quality of work and responsiveness, though suggesting minor improvements in Maximo software support. Opsenio is valued for its experience and cost-effective solutions.
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$10,000+$50 - $99 / hr10 - 49Madrid, Spain
Services provided
See all 4 projectsDevelapps is a mobile app development company specializing in creating innovative solutions for iOS and Android platforms. Reviews highlight their strong project management, impressive design capabilities, and professional service. Despite some minor communication challenges, 90% of clients express high satisfaction, appreciating their ability to deliver projects efficiently and effectively while maintaining clear communication and understanding of client needs.
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$10,000+$50 - $99 / hr10 - 49
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See all 2 projectsAtlann is a digital platform development company known for creating custom IT infrastructure and web applications. They are praised for their professional attitude, technical knowledge, and ability to manage clients' expectations effectively. Feedback is overwhelmingly positive, with clients appreciating Atlann’s cost-effective delivery and understanding of business needs, highlighted by 100% satisfaction with their functionality-focused approach.
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$25,000+$100 - $149 / hr50 - 249Richmond, VA
Services provided
UDig, a software development firm, was established in 2001. They focuses on Custom Software Development and Product Design.
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$50,000+$50 - $99 / hr10 - 49New York, NY
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See all 1 projectsDRC Systems USA LLC is a technology solutions provider specializing in app development, as evidenced by their work on FitBuddy, a digital fitness platform. Reviews highlight their efficient project management and proactive problem-solving, leading to a 4.8-star average rating and a 35% increase in active users. All feedback was positive, with minor suggestions for faster UI/UX refinements.
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$5,000+< $25 / hr10 - 49
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See all 1 projectsTuplescale Inc is a technology service provider specializing in mobile app and backend development. Reviews highlight their exceptional work quality, attention to detail, and effective communication, with 100% of feedback being positive. Clients appreciate their ability to function as an integral team extension, contributing valuable insights beyond mere execution.
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$50,000+$300+ / hr50 - 249London, England
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See all 1 projectsInviqa is a digital consultancy specializing in implementing, strategizing, and supporting open-source technical architectures, particularly using Magento, WordPress, and Drupal. They have received predominantly positive feedback for their strong delivery and cost-saving strategies, significantly reducing implementation fees by 50% over three years. However, they have been encouraged to refine their time and materials approach to align more closely with client needs.
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$5,000+$25 - $49 / hr10 - 49
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See all 1 projectsTopographix Solutions provides custom coding and software development services, including motion controls and mechanical aspects for specialized hardware. Reviews commend the high-quality code and support, though suggest improvements in project management. Clients appreciate their reliability, even during development crises, recommending their services while suggesting having an internal project manager.
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$100,000+$150 - $199 / hr2 - 9
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See all 1 projectsLambda Digital Consulting (Out of Business) was a software development company primarily focused on resolving complex software issues and providing maintenance services. Reviews indicate that 100% of clients appreciated their dedication and professional approach, particularly highlighting their commitment to resolving bugs and improving software functionality. Despite encountering a steep learning curve, Lambda consistently delivered satisfactory outcomes and maintained effective communication with clients.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
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See all 1 projectsZeitech Solutions Pvt Ltd is a versatile software development company specializing in research and development, mobile and web application development, and technical support. According to client feedback, Zeitech has a 100% success rate, delivers projects on time, and maintains robust communication despite language barriers. Their adaptability and impressive speed allow them to meet diverse project needs efficiently.
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$25,000+$50 - $99 / hr10 - 49
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See all 3 projectsValarPro is a versatile software development company specializing in web and mobile application development, with expertise in Node.js, .NET, React Native, and AngularJS, among others. Clients consistently praise ValarPro's high-quality work, strong technical expertise, and reliable project management. Positive feedback is prevalent, with 100% of reviewers highlighting their responsiveness and ability to meet project requirements efficiently. Some communication challenges exist due to cultural differences, yet clients regard ValarPro as a trusted partner.
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UndisclosedUndisclosed250 - 999Mettawa, IL
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See all 1 projectsImpact Networking is a cybersecurity consulting firm specializing in network infrastructure assessments, including penetration and vulnerability testing. Reviews indicate a generally positive experience, with clients appreciating their knowledge and project management skills. However, some feedback (20%) noted pushiness and a preference for familiar solutions. Overall, 80% of comments were favorable, highlighting timely delivery and thorough reporting.
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$250,000+$25 - $49 / hr50 - 249Indore, India
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See all 4 projectsVinfotech is a software development company known for its work in creating custom platforms and social networking applications. Reviews reveal mixed feedback, with approximately 33% positive, praising their flexibility and project management, while the remaining reviews express dissatisfaction with their communication and project delivery, causing significant challenges. Common themes include issues with meeting deadlines, transparency, and management.
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$1,000+Undisclosed2 - 9
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See all 1 projectsPerspective Technologies is a consultancy specializing in Enterprise Application Modernization services. Their client reviews highlight a strong commitment to quality delivery, with 100% of feedback being positive about their transparency and project management. Clients praise their ability to align with company values and budget considerations, though suggestions for more proactive updates were noted and swiftly addressed.
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Undisclosed< $25 / hr10 - 49Hyderabad, India
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See all 2 projectsZetagile Info Solutions is a development company specializing in delivering precise algorithmic code and sustaining support for complex data platforms. The firm is praised for its speed, professionalism, and quality of work, with 100% positive feedback and repeated commendations for their quick delivery and competence. While their offshore model is efficient, establishing a local U.S. presence could enhance engagement with American clients.
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$10,000+$50 - $99 / hr10 - 49San Rafael, Costa Rica
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See all 1 projectsIrazu Labs is a user experience design and mobile development company praised for its structured and transparent project management. They effectively deliver high-quality UX design and frontend development services, with 100% of reviewers highlighting their ability to break down complex projects into manageable modules and adapt to changes efficiently. Overall, clients appreciate their clarity in communication and strong ownership of deliverables.
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$25,000+$200 - $300 / hr10 - 49Sydney, Australia
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See all 2 projectsKEMENE CONSULTING is an IT consultancy firm specializing in developing middleware solutions for financial services. They have received 100% positive feedback for their ability to deliver high-quality work within tight timelines and adapt to changing requirements. Clients appreciate their innovative thinking and effective project management.
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$25,000+< $25 / hr50 - 249Bengaluru, India
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OpenTurf Technologies is a Bengaluru, India-based software development company. The team specializes in Custom Software Development and IT staff augmentation.
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$25,000+$25 - $49 / hr250 - 999Poznań, Poland
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IT managed services company Talex S.A. Provides IT managed services and Custom Software Development. They were established in 1990.
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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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$25,000+$150 - $199 / hr10 - 49Chantilly, VA
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See all 1 projectsTDMK Digital is a digital development company specializing in mobile app design and development. Feedback highlights their strong design capabilities and effective project management, with a 100% positive mention of their design quality. While the company experienced some challenges with data integration and time estimates, they maintained responsiveness and adaptability throughout the project.
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$10,000+< $25 / hr250 - 999Hanoi, Vietnam
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See all 3 projectsGlobal Enterprise Mobility (GEM) offers front-end development, API integration, and data processing solutions, including cloud-based platforms and IoT sensor implementations. Overall, clients commend GEM for their timely delivery, responsiveness, and robust data processing capabilities, which enhance transparency and engagement. Their project management is noted for professionalism and effective communication, fostering successful outcomes and stakeholder satisfaction.
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$10,000+$100 - $149 / hr10 - 49Edmonton, Canada
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See all 10 projectsDigital Fractal Technologies Inc is a company specializing in Enterprise Application Modernization, offering services such as modernizing enterprise applications and digital systems transformation. Reviews indicate a strong emphasis on effective project management and delivering high-value results, with 100% of feedback being positive, highlighting their ability to under-promise and over-deliver.
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$10,000+$25 - $49 / hr50 - 249Ahmedabad, India
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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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$25,000+$150 - $199 / hr50 - 249Indore, India
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Established in 2008, Academia ERP / SIS is a midsize Enterprise App Modernization and ERP consulting and SI company. Their team specializes in Enterprise App Modernization and ERP consulting and SI.
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$10,000+$25 - $49 / hr50 - 249Bengaluru, India
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See all 46 projectsEuphoric Thought Technologies Pvt. Ltd. is a versatile IT solutions firm specializing in IT asset management, IT operations management, cloud infrastructure, DevOps practices, and custom software development. Client reviews consistently highlight their excellent project management, proactive communication, and technical expertise, with unanimous satisfaction reported across all reviews, noting no significant areas for improvement.
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$25,000+$50 - $99 / hr1,000 - 9,999Austin, TX
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See all 8 projectsMAVA Partners is a software development company that specializes in creating custom solutions for diverse industries, including nonprofit organizations, consulting firms, media, and insurance. The company receives overwhelmingly positive feedback, with approximately 90% of reviewers highlighting their reasonable pricing, technical competence, and responsiveness. Clients praise MAVA Partners for delivering projects on time, within budget, and exceeding expectations, although some suggest improvements in meeting preparedness and cost efficiency.
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List of the Top 15 Legacy Modernization Services
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$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.