Top Application Modernization Services
-
$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.
-
$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.
-
$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.
-
$25,000+$50 - $99 / hr10 - 49Zabrze, Poland
Services provided
See all 7 projectsIterative Engineering is a software development company specializing in creating tailored digital solutions for various industries. Across the reviews, clients commend their agile project management, with 100% highlighting their responsiveness, technical expertise, and ability to adapt to changing needs. The firm is praised for delivering high-quality outcomes on schedule, though a few suggest improvements in initial understanding of business needs.
-
$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.
-
$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.
-
$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.
-
$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.
-
$5,000+$100 - $149 / hr2 - 9Santiago, Chile
Services provided
See all 1 projectsAndes Digital is an IT services company that specializes in systems integration and technical support, particularly using platforms like OpenShift. The feedback from their collaboration indicates a 100% satisfaction rate with their technical execution and adaptability, although it suggests they could benefit from a larger team to manage multiple projects concurrently.
-
$5,000+$50 - $99 / hr10 - 49Warszawa, Poland
Services provided
See all 1 projectsUltrico is a company specializing in Enterprise Application Modernization, offering services such as app modernization and digital transformation. Reviews highlight their agility and quality mindset, with 100% of feedback indicating strong adaptability and seamless integration with client culture. Clients appreciate their technical excellence and proactive solutions, despite occasional delays in providing new resources.
-
$5,000+$25 - $49 / hr10 - 49Kharkiv, Ukraine
Services provided
See all 3 projectsRD DEV Solutions is a software development company specializing in frontend development, with expertise in AngularJS and Node.js. They have consistently received positive feedback, with clients praising their technical proficiency, communication skills, and ability to integrate with existing teams. Approximately 100% of reviewers commend their adaptability and collaborative approach, though some suggest improvements in backend support and development process management.
-
$5,000+$25 - $49 / hr50 - 249Novi Sad, Serbia
Services provided
See all 2 projectsPanonIT is a software development company known for its strong expertise in healthcare and government sector technologies. They have successfully implemented and customized complex solutions, maintaining high client satisfaction with 100% positive feedback. Reviewers commend their skilled developers, effective communication, and project management capabilities, demonstrating a commitment to meeting client needs efficiently.
-
$10,000+$100 - $149 / hr2 - 9Guilden Morden, England
Services provided
See all 1 projectsCrowers Digital is a mobile app development company specializing in iOS and Android platforms. They have received 100% positive feedback, with clients praising their responsiveness and effective project management. Clients report satisfaction with their app functionality and maintenance services, highlighting the company's ability to meet deadlines and promptly address issues.
-
$25,000+$25 - $49 / hr2 - 9Vickramasingapuram, India
Services provided
See all 2 projectsZephony is a development company known for building MVPs, particularly for AI-powered solutions. The overall feedback is positive, with clients praising their commitment despite unforeseen challenges. However, 100% of reviewers suggest assessing complexities early to prevent delays. The company's culture fit and cost-effectiveness are consistently highlighted as strengths.
-
$1,000+< $25 / hr10 - 49Surat, India
Services provided
See all 2 projectsTechno Brigade InfoTech is a mobile development company noted for its professionalism and timely project delivery. With 100% positive feedback, clients commend their effective communication and seamless workflow, evidenced by successful project completion and the impressive punctuality in delivering results.
-
$50,000+$25 - $49 / hr250 - 999Durham, NC
Services provided
See all 7 projectsMantra Labs is a versatile technology solutions provider that specializes in AI, UX design, and software development. The overall feedback from clients highlights their dedication, innovative thinking, and efficient delivery, with approximately 83% of reviews emphasizing their proactive project management and adaptability. However, around 17% mention areas for improvement, particularly in communication and requirement understanding.
-
$25,000+$25 - $49 / hr250 - 999
Services provided
See all 2 projectsSpecific-Group is a software development company specializing in mobile app and system integration services, particularly with Java and PHP. They have received overwhelmingly positive feedback, with clients praising their technical expertise and reliability. Approximately 80% of reviewers highlight their quick problem-solving skills and ability to meet deadlines. However, some mention language barriers as a minor area for improvement.
-
$10,000+$50 - $99 / hr50 - 249München, Germany
Services provided
See all 5 projectsAterise is a software development and IT consulting company specializing in financial solutions and digital products. Across the reviews, clients praised Aterise for their on-time delivery and strong communication skills. The company is commended for their quality work, cost-effectiveness, and adaptability to project needs. Notably, 100% of reviewers were impressed with their professionalism and execution, with no areas marked for improvement.
-
$10,000+$50 - $99 / hr2 - 9Mysuru, India
Services provided
See all 3 projectsAgiliti Techpartners is a versatile technology solutions provider, offering services ranging from mobile app development to database creation and website backend management. Overall, their reviews are overwhelmingly positive, with clients praising their professionalism, technical knowledge, and commitment to project success. Approximately 90% of reviewers highlight their effective communication and project management skills, emphasizing their proactive and flexible approach to client needs.
-
$10,000+$25 - $49 / hr50 - 249Vadodara, India
Services provided
See all 4 projectsPrakash Software Solutions is an IT Modernization company specializing in Enterprise Application Modernization services. They receive overwhelmingly positive feedback, with 100% of reviewers praising their timely delivery and effective communication. Clients particularly highlight their ability to resolve complex issues and adapt to project changes efficiently, making them a reliable partner for Software Modernization projects.
-
$100,000+$25 - $49 / hr10 - 49
Services provided
See all 3 projectsCressoft Consultancy Limited is a software development company specializing in providing engineers, scrum masters, and architects for projects ranging from mobile and web app development to insurance underwriting systems. The company has received overwhelmingly positive feedback, with clients highlighting their commitment, flexibility, timely delivery, and use of cutting-edge technologies. Cressoft is praised for its proactive approach, with no areas identified for improvement and about 100% of reviewers emphasizing their excellent project management and communication skills.
-
$5,000+$25 - $49 / hr10 - 49Dubai, United Arab Emirates
Services provided
See all 1 projectsDewford Technologies is a software development company specializing in AI solutions. The reviews reflect a positive sentiment, highlighting their effective communication and ability to exceed project delivery expectations. Approximately 100% of reviewers commend their documentation quality and procedural focus, with minor feedback suggesting a more flexible project management approach.
-
$5,000+$150 - $199 / hr2 - 9
Services provided
See all 1 projectsDurable Programming is a specialized app development company focused on troubleshooting and maintaining complex coding issues. With consistently positive feedback, 100% of reviewers commend their impressive code understanding and responsive communication. Clients appreciate their alignment with company values and cost-effective solutions, with no significant areas for improvement mentioned.
-
$25,000+$25 - $49 / hr250 - 999Taipei City, Taiwan
Services provided
See all 2 projectsTPIsoftware, also known as ThinkPower, is a software design and development company providing business-tailored software solutions and consultancy services. Reviews highlight their expertise in mobile app solutions and project management, with 90% of feedback emphasizing their stability, effective communication, and technical proficiency. Clients appreciate their commitment to understanding project needs and delivering quality outcomes.
-
$1,000+$25 - $49 / hr2 - 9Skopje, North Macedonia
Services provided
See all 3 projectsSuccess IT Ltd is a versatile software development company praised for their expertise in .NET, architecture, and mobile app development. Across their reviews, clients commend their ability to deliver projects on time with stability and professionalism, with over 90% of feedback highlighting their flexibility and capability in handling complex projects. Clients also appreciate their proactive approach to understanding business needs and providing innovative solutions.
-
$5,000+$25 - $49 / hr50 - 249Jaipur, India
Services provided
See all 4 projectsAuriga IT is a technology solutions company specializing in web and mobile application development, often using technologies like PHP, MySQL, and AngularJS. Overall feedback is predominantly positive, with clients appreciating their high engineering quality, responsiveness, and ability to deliver on time. Approximately 75% of reviewers highlight their technical expertise and effective project management, while some suggest improvements in critical thinking and marketing capabilities.
-
$25,000+$25 - $49 / hr10 - 49
Services provided
See all 4 projectsDextechnology is a mobile app development company with expertise in both native and cross-platform applications for iOS and Android. They have a reputation for professionalism, delivering complex projects on time and within budget, as evidenced by positive feedback across various reviews. Approximately 100% of reviewers highlight their technical proficiency and problem-solving abilities, while 75% commend their effective communication and project management.
-
$1,000+$25 - $49 / hr2 - 9
Services provided
See all 1 projectsSWING Technologies is a web development company specializing in creating websites and portals. Reviews indicate overwhelmingly positive feedback, with 100% of reviewers praising their responsiveness and creative solutions. The company is commended for delivering functional and reliable outcomes, meeting design specifications efficiently within tight timelines.
-
$1,000+< $25 / hr10 - 49Gurugram, India
Services provided
See all 4 projectsNanotech Soft N App IT Solutions is a versatile IT services provider specializing in API development, web applications, mobile apps, and web design. With a high level of professionalism and responsiveness, they have consistently met client expectations as evidenced by overwhelmingly positive feedback from 100% of reviewers. Clients appreciate their timely project completion and effective communication, though minor language barriers have been noted.
-
$1,000+$50 - $99 / hr2 - 9Corona, CA
Services provided
See all 1 projectsWellomyTech is a technology solutions company specializing in designing and developing back-end components and infrastructure for online platforms. Their reviews reveal a 100% satisfaction rate, highlighting their flexibility, accountability, and strong communication skills. Clients commend their solution-focused approach and timely delivery, with no areas noted for improvement.
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 Legacy Modernization Services
-
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
36.9/40.019.2/20 Reviews9.9/10 Clients & Experience7.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$5,000+< $25 / hr1,000 - 9,999San Jose, CA
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 - 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+$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 - 9,999Atlanta, GA
Ability to deliver
37.4/40.017.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 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 -
$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 -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
34.1/40.016.8/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
38/40.018.4/20 Reviews10/10 Clients & Experience9.6/10 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 - 249Rybnik, Poland
Ability to deliver
35.1/40.017.2/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$10,000+$25 - $49 / hr250 - 999Stuttgart, Germany
Ability to deliver
37.9/40.018.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$100 - $149 / hr50 - 249Belfast, Northern Ireland
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.9/40.018/20 Reviews9.6/10 Clients & Experience9.3/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$100,000+$25 - $49 / hr50 - 249Melbourne, Australia
Ability to deliver
32.9/40.016.4/20 Reviews8.4/10 Clients & Experience8.1/10 Market PresenceService focus
40% Enterprise App Modernization60% 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 -
$25,000+$50 - $99 / hr250 - 999Warszawa, Poland
Ability to deliver
34.6/40.016/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$250,000+$50 - $99 / hr250 - 999Broomfield, CO
Ability to deliver
37.5/40.017.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$25,000+$50 - $99 / hr50 - 249Prague, Czech Republic
Ability to deliver
38.5/40.019.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
30.4/40.017.4/20 Reviews8.2/10 Clients & Experience4.8/10 Market PresenceService focus
60% Enterprise App Modernization40% 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.