Top Application Modernization Services
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$5,000+$300+ / hr50 - 249
Services provided
See all 75 projectsCloudInsta24 Services Private Limited is a network management and IT solutions provider that specializes in offering managed internet leased line services, network scalability, and seamless connectivity solutions. Across multiple reviews, the company is commended for its excellent customer support, high service reliability, and cost-effective solutions, with approximately 100% of reviewers highlighting outstanding uptime and network performance.
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$25,000+$50 - $99 / hr10 - 49Bengaluru, India
Services provided
See all 4 projectsBluetick Consultants Inc. is a technology consultancy firm specializing in developing ERP software and data solutions. Reviews indicate a 100% satisfaction rate with their adaptability, quality of work, and in-depth tech knowledge, though they could enhance delivery speed. Approximately 50% of the feedback praises their commitment, flexibility, and understanding of client requirements.
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$5,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
Services provided
See all 3 projectsMPS DEVELOPMENT is a software and web development company known for creating complex platforms and applications tailored to clients' needs. Reviews indicate a high level of professionalism and technical aptitude, with over 90% of feedback highlighting their timely delivery and strong project management skills. Clients appreciate their ability to handle complex projects, suggesting their expertise in both software development and aviation-related solutions.
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$1,000+$50 - $99 / hr250 - 999
Services provided
See all 1 projectsFortySeven Software Professionals is an IT company specializing in developing financial software with expertise in banking and finance. Overall, feedback is positive, highlighting their result-oriented approach and impressive consultancy services. Notably, 100% of reviewers commend their effective communication and project management, although initial concerns about development speed were addressed satisfactorily.
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Undisclosed$25 - $49 / hr50 - 249Tallinn, Estonia
Services provided
See all 3 projectsQoderoom (Out of Business) was a software development company known for creating mobile applications and platforms. Reviewers highlighted their technical competence, effective solutions, and user-friendly designs, with 100% of the feedback being positive regarding their development capabilities. However, challenges included language barriers and cost transparency issues, mentioned by approximately 33% of the reviewers.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
See all 2 projectsSamcom Technobrains Pvt Ltd is a versatile software development company specializing in mobile app and web-based software development, utilizing technologies such as Angular, Ionic, and Django REST framework. Overall, their clients express high satisfaction, with a focus on effective project management and timely communication, although a suggestion for more code comments was noted.
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$5,000+$50 - $99 / hr10 - 49Niš, Serbia
Services provided
See all 2 projectsNistruct is a software development company known for delivering high-quality projects and seamlessly integrating with clients' teams. They excel in building social features and supporting Java projects, consistently meeting deadlines and client expectations. Across reviews, 100% of clients praised their strong team dynamics, timely communication, and alignment with client values, highlighting their fair pricing and adaptability.
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$10,000+$25 - $49 / hr50 - 249Ahmedabad, India
Services provided
See all 5 projectsBrevitaz Systems Pvt. Ltd. is a software development company specializing in backend development, cloud solutions, and advanced technologies like Elasticsearch and Kafka. The reviews highlight their expertise in handling complex projects with precision and quality. Approximately 100% of reviewers commend their strong project management and communication skills, with particular praise for their proactive approach and ability to integrate seamlessly into clients' teams.
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$10,000+$25 - $49 / hr250 - 999Blue Bell, PA
Services provided
See all 1 projectsAVASOFT is a technology services company specializing in application modernization and SaaS solutions. Review feedback highlights a 75% improvement in customer experience due to their user-friendly design and effective project management. Clients commend their exceptional communication and training efforts, with 100% of reviewers praising their deliverables and service.
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$10,000+$100 - $149 / hr2 - 9Minneapolis, MN
Services provided
See all 1 projectsDieseinerdata is a software development company specializing in creating cloud-based solutions and integration tools. They received overwhelmingly positive feedback, with 100% of reviewers praising their efficiency gains and streamlined project management. Clients noted a 60x increase in productivity and significant error reduction, highlighting Dieseinerdata's technical expertise and effective communication. The company is commended for delivering tailored, scalable solutions while maintaining a user-friendly approach.
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$10,000+$50 - $99 / hr2 - 9Boston, MA
Services provided
See all 5 projectsAclarify is a versatile technology services company specializing in web development, digital transformation, and software project scaling. Across multiple reviews, 100% of clients commend their tailored solutions and technical expertise, noting significant improvements in operational efficiency and digital presence. While their commitment to quality is universally praised, some suggest expanding resources to meet high demand and support future growth opportunities efficiently.
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$10,000+$25 - $49 / hr10 - 49
Services provided
See all 6 projectsnuSoft, Inc. is a versatile technology firm specializing in data analytics, software development, web development, and UX design. The company is consistently praised for its excellent communication, technical expertise, and timely project delivery, with 100% positive feedback highlighting their adaptability and cultural alignment with clients’ values. Approximately 80% of reviewers commend nuSoft, Inc. for their professionalism and transparent communication.
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$25,000+$100 - $149 / hr250 - 999
Services provided
See all 1 projectsNeudesic is a technology services company specializing in advanced data analytics and Power BI dashboard creation. Based on their reviews, 67% of feedback is positive, highlighting their exceptional programming skills and powerful dashboards. However, clients noted areas for improvement in project management and risk allocation. Potential customers are advised to clearly define project requirements.
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$1,000+< $25 / hr50 - 249Chennai, India
Services provided
See all 59 projectsFresa Technologies is a logistics software provider specializing in integrated freight forwarding management solutions. The company consistently receives positive feedback, with reviewers highlighting improved operational efficiency, reduced manual errors, and enhanced customer support responsiveness. While 90% of reviewers commend their industry expertise, some suggest improvements in system usability and customization options. Overall, Fresa Technologies demonstrates strong project management and user satisfaction.
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$10,000+$150 - $199 / hr2 - 9Brookfield, WI
Services provided
See all 6 projectsOctavian Technology Group, LLC is an IT consulting firm specializing in DevOps, AI/ML, and cloud technology solutions. Across various engagements, clients consistently praise their expertise, project management, and consultative approach. Notably, 100% of reviewers express satisfaction, highlighting their knowledge and professionalism, while none cite areas for improvement, indicating a strong alignment with client needs and expectations.
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$50,000+$50 - $99 / hr1,000 - 9,999Houston, TX
Services provided
Celebal Technologies Americas Inc is an Enterprise App Modernization company. Founded in 2015, the team provides Enterprise App Modernization and BI & big data consulting & SI.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
See all 4 projectsMagnatesage Technologies is a software development company specializing in mobile and web applications, with a strong focus on support and maintenance. Reviews highlight their communicative and collaborative approach, with clients appreciating their ability to understand and expand project visions. Approximately 90% of feedback emphasizes their reliability, professionalism, and expertise in delivering tailored solutions, although some note the need for improved personal developer-client interaction.
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$5,000+$25 - $49 / hr10 - 49
Services provided
See all 5 projectsGEOGO Techsolutions is a versatile technology company specializing in platform development with expertise in API integration, AI, machine learning, and frontend technologies. They have received overwhelmingly positive feedback for their project management, adaptability, and proactiveness, with approximately 90% of reviewers highlighting their impressive technical solutions and timely delivery. However, some reviews suggest improvements in project scoping and documentation.
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$5,000+$25 - $49 / hr10 - 49
Services provided
See all 1 projectsoutboxup is a versatile digital design and development company, excelling in product design and web development, including innovative solutions like service tracking bots. With 100% positive feedback, clients commend their professionalism, flexibility, and effective project management, which has contributed significantly to business growth, though there is room for improvement in proactive communication and tool utilization.
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$1,000+$25 - $49 / hr10 - 49New Delhi, India
Services provided
See all 2 projectsTech Soft Labs is a versatile development company specializing in web and mobile application development, catering to diverse sectors such as affiliate marketing and education systems. Across reviews, 100% of clients express satisfaction, highlighting the team's dedication, effective communication, and timely delivery. Approximately 50% of reviewers commend their experienced and thoughtful approach to project execution.
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$25,000+$50 - $99 / hr10 - 49Overland Park, KS
Services provided
See all 1 projectsHippalus Technologies is a web development company specializing in customized quality management systems. They receive predominantly positive feedback, with clients praising their in-depth knowledge and excellent communication, evidenced by their ability to meet deadlines and maintain synchronization between teams. However, a minor language barrier was occasionally noted. Overall, 90% of reviewers commend their project management and technical expertise.
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$10,000+$50 - $99 / hr10 - 49Timișoara, Romania
Services provided
See all 1 projectsMoreDevs is a software development company that specializes in creating high-quality, configurable software solutions, particularly for integrating medical device data into clinic information systems. The feedback from their reviews is overwhelmingly positive, with 100% of reviewers praising their reliability, flexibility, and adherence to budgets and timelines, noting the software's impressive longevity and the team's strong communication and adaptability skills.
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$1,000+$25 - $49 / hr10 - 49
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See all 2 projectsFreshosoft is an IT consultancy firm specializing in ERP implementation, custom software development, and digital marketing services. The company is lauded for its tailored solutions and comprehensive service offerings, with 100% of reviewers highlighting its commitment to customization and quality. Although praised for timely delivery and responsiveness, some suggest improvements in communication channels and documentation processes.
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$1,000+$25 - $49 / hr10 - 49
Services provided
See all 5 projectsBineks is a versatile development company specializing in web development, SaaS solutions, and gamification platforms. Client feedback highlights their exceptional communication skills and ability to integrate seamlessly with teams, with 100% of reviewers praising their responsiveness and collaboration. While some mention room for improvement in documentation and timeline estimates, the overall sentiment is overwhelmingly positive, emphasizing their dedication to quality and client satisfaction.
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$50,000+$25 - $49 / hr50 - 249Manchester, England
Services provided
See all 1 projectsArrk Group is a technology solutions provider specializing in web and mobile platform architecture, design, build, and support services. The company is praised for its effective project management and seamless collaboration, with 100% of reviews highlighting their dedication and expertise. Clients appreciate their alignment with company values and successful long-term partnerships.
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$10,000+$50 - $99 / hr10 - 49Meerbusch, Germany
Services provided
See all 1 projectsIteora GmbH is an IT solutions and development company that specializes in creating and managing complex IT systems, including platforms and billing infrastructure. Reviews indicate a high level of customer satisfaction, with 100% of feedback highlighting their flexibility, effective project management, and cost-saving strategies, although no significant areas for improvement were identified.
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$10,000+< $25 / hr10 - 49Dubai, United Arab Emirates
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See all 3 projectsZenTech Agency - Dubai's Top Mobile Application Development Company, specializes in creating native mobile applications and linking complex systems for businesses. With a 100% positive feedback rate, clients commend ZenTech for their professional team, thorough documentation, and timely project delivery. Notably, 100% of reviewers mention their expertise and professional approach as impressive. Some clients suggest improving communication tools for non-technical stakeholders.
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$25,000+$25 - $49 / hr10 - 49Wrocław, Poland
Services provided
See all 1 projectsUlan Software is a software development company specializing in creating platforms using technologies such as MongoDB, Cassandra, Vue.js, Node.js, and PHP. The company has received overwhelmingly positive feedback, with clients praising their understanding of product requirements and effective project management. While 100% of reviewers express satisfaction, some suggest expanding the team for improved efficiency.
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$5,000+< $25 / hr50 - 249Indore, India
Services provided
See all 7 projectsBrain Inventory Consultancy Services Pvt. Ltd. is a staffing and development company offering services such as staff augmentation and software development. Reviews indicated a mixed response, with 75% of them expressing positive experiences, highlighting effective project management and communication. However, 25% of reviews noted trust and transparency issues, particularly regarding staff experience verification.
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$10,000+$25 - $49 / hr10 - 49Brooklyn, NY
Services provided
See all 3 projectsMediaset LLC is a versatile digital agency specializing in ERP system development, website design, and corporate web solutions. Reviews indicate a 100% positive sentiment regarding their quality of work, communication, and effective project management. Clients report significant business improvements, such as increased order volumes and enhanced online presence, underscoring Mediaset LLC's impactful service delivery and professional approach.
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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
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 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 -
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
37.5/40.019/20 Reviews10/10 Clients & Experience8.5/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$25,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
35.2/40.017.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
45% Enterprise App Modernization55% 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 -
$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
39.7/40.019.8/20 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 -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
11% Enterprise App Modernization89% Other -
$50,000+$150 - $199 / hr50 - 249Conshohocken, PA
Ability to deliver
36.4/40.016.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
38.4/40.018.8/20 Reviews10/10 Clients & Experience9.6/10 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 -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
32.1/40.017.4/20 Reviews9.8/10 Clients & Experience4.8/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
33.7/40.016.4/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$25 - $49 / hr250 - 999Frisco, TX
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+$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 -
$10,000+$25 - $49 / hr50 - 249Portland, OR
Ability to deliver
35.3/40.017/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Unterschleißheim, Germany
Ability to deliver
35.1/40.018/20 Reviews10/10 Clients & Experience7.1/10 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 -
$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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.017.8/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr50 - 249Toronto, Canada
Ability to deliver
37.9/40.020/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
15% Enterprise App Modernization85% 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 -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
36.7/40.017/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$100,000+$25 - $49 / hr50 - 249Melbourne, Australia
Ability to deliver
32.7/40.016.2/20 Reviews8.4/10 Clients & Experience8.1/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$25,000+$50 - $99 / hr50 - 249Rybnik, Poland
Ability to deliver
34.7/40.016.8/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
30% Enterprise App Modernization70% 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.