Top Application Modernization Services
-
$10,000+$50 - $99 / hr10 - 49Chennai, India
Services provided
See all 2 projectsSkcript is a technology solutions company specializing in web development, blockchain, robotic process automation, and mobile applications. Reviews indicate a strong focus on delivering scalable and timely solutions, with project management praised for responsiveness and adherence to timelines. Skcript receives predominantly positive feedback, with around 90% of reviewers highlighting their expertise and strong work ethic, though some note room for improvement in pre-sale responsiveness.
-
$10,000+$50 - $99 / hr10 - 49
Services provided
See all 5 projectsAllmatics is a versatile software development company known for offering comprehensive software solutions, including web development, database design, and system integration. Across their reviews, 100% of clients commend their reliability and project management, highlighting their timely delivery and strong communication. Approximately 80% of reviews emphasize their honest billing practices and adaptability to client needs.
-
$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.
-
$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.
-
$5,000+$25 - $49 / hr10 - 49Atlanta, GA
Services provided
See all 1 projectsMVP Now Studio is a CRM implementation company that assists businesses in configuring and integrating CRM systems like Zoho. The feedback from their clients is overwhelmingly positive, highlighting their detailed understanding of client needs and smooth workflow. Notably, 100% of reviewers expressed satisfaction with the solutions provided by MVP Now Studio.
-
$5,000+$25 - $49 / hr10 - 49Chorzów, Poland
Services provided
See all 3 projectsEvertop is a versatile software development company specializing in creating customized digital solutions, such as online platforms and applications, for diverse clients including NGOs, language schools, and system solutions firms. Reviews consistently highlight Evertop's strong project management, timely delivery, and flexibility, with 100% of reviewers praising their ability to meet deadlines and adapt to evolving project needs.
-
$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.
-
$10,000+$50 - $99 / hr2 - 9Burbank, CA
Services provided
See all 1 projectsWorklab.io, Inc. is a comprehensive software development firm specializing in mobile and desktop applications, as well as backend solutions, utilizing technologies such as React Native and Firebase. The company is praised for its professionalism, adherence to deadlines, and ability to meet client specifications, with 100% of reviewers highlighting their impressive project management and technological expertise.
-
UndisclosedUndisclosed10 - 49
Services provided
See all 1 projectsNenu Tech Limited is a software development company specializing in creating client management solutions and providing SEO services. The reviews indicate a high level of satisfaction, with 100% positive feedback highlighting their timely delivery, attentiveness, and ethical conduct. Clients appreciated their secure solutions and effective communication, emphasizing the company's reliability in a market filled with less trustworthy providers.
-
$5,000+$25 - $49 / hr10 - 49Jaipur, India
Services provided
See all 5 projectsGlobal Lancers is a comprehensive digital services company specializing in web development, mobile app creation, branding, and digital marketing solutions. Reviews are overwhelmingly positive, with clients praising their project management, ability to translate needs into actionable specifications, and innovative approach, although some suggest further enhancing customer engagement. Approximately 90% of the feedback reflects satisfaction with their agile and diligent service delivery.
-
$5,000+$25 - $49 / hr10 - 49
Services provided
See all 1 projectsGrowibes Digital is a web development company known for creating modern and user-friendly websites. The company's reviews highlight their attention to detail, creative approach, and effective communication, with 100% positive feedback regarding timely delivery and responsiveness to client needs. Their ability to work within budget and incorporate client feedback has been particularly praised.
-
$10,000+$25 - $49 / hr10 - 49Surat, India
Services provided
See all 1 projectsTaapti Technologies is a software development company that specializes in creating platforms for automation and AI-driven solutions. According to client reviews, they have achieved a significant reduction in bugs by 60% and increased user satisfaction by over 40%. Clients appreciate their proactive involvement in understanding business problems, ensuring timely and high-quality deliverables.
-
$10,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Services provided
See all 3 projectsAgilites is a software development and quality assurance company known for its expertise in QA services and software testing. They have received overwhelmingly positive feedback, with clients highlighting their professionalism, strong engineering capability, and effective integration into client teams. Approximately 100% of reviewers commend Agilites for their ability to understand complex software systems and their honest, reliable business ethics.
-
$50,000+$50 - $99 / hr10 - 49Budapest, Hungary
Services provided
See all 1 projectsKonstruktor Online is a versatile IT development company known for delivering comprehensive solutions involving both hardware and software integration. They have received overwhelmingly positive feedback for their professionalism and capability, with 100% of reviewers praising their holistic approach and technical expertise. Despite being a young company, they are recognized as a one-stop-shop that efficiently manages complex projects.
-
$25,000+$50 - $99 / hr10 - 49
Services provided
See all 2 projectsOrafox, Inc. is a web development company specializing in e-commerce solutions and website optimization. The company has received overwhelmingly positive feedback, with clients praising their responsiveness, organization, and dedication. Approximately 100% of reviewers noted their impressive project management and communication skills, while all clients highlighted the significant improvements in their website performance and conversion rates.
-
$1,000+Undisclosed2 - 9London, England
Services provided
See all 1 projectsDigiscript Technical Solutions is a web development company that specializes in creating landing pages to enhance online traffic. According to client feedback, 100% of reviewers express satisfaction with Digiscript’s ability to adhere to agreements and meet demands effectively. Communication and project management are also noted to be smooth and efficient, contributing to ongoing projects' success.
-
$1,000+< $25 / hr50 - 249Mumbai, India
Services provided
See all 1 projectsKanishka Software Private Limited is a software development company known for creating websites and apps with a strong focus on UI/UX design. Feedback indicates a high level of satisfaction, with 100% of reviewers praising their adherence to timelines and effective communication, leading to successful project outcomes without any noted areas for improvement.
-
$10,000+Undisclosed10 - 49Toronto, Canada
Services provided
See all 1 projectsBuildable is a web app development company specializing in creating scalable and feature-rich applications using technologies like React and Node.js. One hundred percent of reviewers praise their organized project management and proactive communication, highlighting their ability to grasp client needs and deliver valuable solutions.
-
$25,000+$25 - $49 / hr50 - 249Vadodara, India
Services provided
See all 1 projectsTntra is an IT development company specializing in designing and developing scalable, secure, and modern websites. With a focus on user experience and mobile responsiveness, Tntra has received overwhelmingly positive feedback for its technical expertise and strategic partnership approach. Notably, 100% of reviewers praised their project management and responsiveness.
-
$1,000+$25 - $49 / hr2 - 9Kyiv, Ukraine
Services provided
See all 1 projectsBlackSeed is a web development company specializing in comprehensive transport brokerage platforms, including web and mobile solutions. Reviews indicate a 100% satisfaction rate, highlighting their responsiveness and effective project management. Clients appreciate their detailed approach and round-the-clock support, with 80% mentioning impressive communication and responsiveness. BlackSeed continuously enhances its processes to maintain high-quality standards.
-
$50,000+$100 - $149 / hr50 - 249Herndon, VA
Services provided
See all 3 projectsSolution Street is a software development company known for its expertise in building and integrating complex applications and platforms across various industries. Reviews highlight their commendable project management skills, technical expertise, and ability to understand intricate business needs, with 100% of reviewers expressing satisfaction and noting no areas for improvement. Clients value their proactive approach and effectiveness in delivering solutions that exceed expectations.
-
$5,000+$50 - $99 / hr10 - 49Tampa, FL
Services provided
See all 6 projectsKatpro Technologies Inc is a technology consulting firm specializing in automation, application development, and cloud services. Reviews highlight their adaptability, effective communication, and project management skills, with 80% of feedback praising their responsiveness and ability to handle dynamic project requirements. Clients appreciate their innovative solutions and seamless service delivery, though some suggest minor improvements in resource alignment and knowledge transfer planning.
-
$1,000+< $25 / hr10 - 49Bhopal, India
Services provided
See all 1 projectsTriosoft Technologies Pvt. Ltd. is a web and application development company known for its dedicated customer service and impressive portfolio. The majority of feedback highlights their timely project delivery and quality work, with 100% of reviewers emphasizing effective workflow and communication. Some improvement is suggested in project phase management.
-
$1,000+Undisclosed10 - 49
Services provided
See all 2 projectsA1 Enterprise is a specialized software development company focusing on workers' compensation claims management and insurance tracking systems. Feedback highlights their dedication to streamlining business processes and delivering on promises with excellent customer service. A high percentage of users, approximately 90%, express satisfaction with the seamless integration and effectiveness of their systems, despite a learning curve noted by some clients.
-
$1,000+$25 - $49 / hr2 - 9San Pedro Garza García, Mexico
Services provided
See all 3 projectsUX Labs specializes in Enterprise App Modernization, providing innovative solutions and digital transformation services tailored to client needs. The reviews highlight their exceptional software modernization capabilities, operational efficiency improvements, and timely project delivery. Clients appreciate the intuitive user interfaces and exemplary professionalism, resulting in increased productivity and customer satisfaction.
-
$5,000+$25 - $49 / hr2 - 9
Services provided
See all 1 projectsLifeisgoodlabs is an offshore development company specializing in open source technologies, leveraging platforms like WordPress, Django, Python, and Amazon AWS. With positive feedback, they constitute 80% of the client's open source team, noted for flexibility and strong QA processes. Suggestions for improvement include expanding expertise in Microsoft technologies.
-
$5,000+$100 - $149 / hr2 - 9Calgary, Canada
Services provided
See all 3 projectsSozenTech Consulting Inc. is an IT consulting company specializing in curriculum design and implementation for technical training, as well as interactive smartphone application development. Across their reviews, 100% of clients highlight their commitment to understanding client needs and flexibility in project execution. Clients consistently praise their proactive and professional approach, with no negative feedback reported.
-
Undisclosed< $25 / hr10 - 49Raipur, India
Services provided
See all 1 projectsYourSofter IT Service Pvt. Ltd. is a software development company specializing in creating custom solutions like school management systems and websites. Feedback highlights their attention to detail, effective project management, and technical expertise, with 100% of reviewers noting satisfaction. Their ability to translate client needs into comprehensive solutions is highly praised, with no areas identified for improvement.
-
$50,000+$50 - $99 / hr250 - 999Plano, TX
Services provided
See all 7 projectsDigicode is a full-service software development company, offering expertise in mobile app development, web design, infrastructure building, and comprehensive project execution. According to the reviews, clients highly regard Digicode for its flexibility, professionalism, and effective project management, with 100% of reviewers expressing satisfaction with their deliverables. Notably, 83% of reviewers mentioned their impressive communication skills and timely delivery.
-
$10,000+$25 - $49 / hr10 - 49Singapore, Singapore
Services provided
See all 1 projectsSleekDigital is a digital solutions company specializing in ERP systems, CRM, and project management software with web and mobile app integration. Client feedback is predominantly positive, highlighting their reasonable pricing and commitment to understanding client needs, despite a slight delay in project completion. Approximately 90% of reviewers emphasize their effective project management and communication.
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
-
$25,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
39.3/40.019.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
39.1/40.020/20 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 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 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 -
$10,000+$25 - $49 / hr1,000 - 9,999Southborough, MA
Ability to deliver
37.2/40.017.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr250 - 999Sacramento, CA
Ability to deliver
34.2/40.016.4/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
80% Enterprise App Modernization20% Other -
$25,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Enterprise App Modernization80% 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 -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Orlando, FL
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
33.8/40.018.2/20 Reviews9.8/10 Clients & Experience5.7/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
$5,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
37.2/40.017.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249București, Romania
Ability to deliver
35.9/40.020/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
35% Enterprise App Modernization65% 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 -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
38.7/40.019/20 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
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
Undisclosed$150 - $199 / hr250 - 999London, England
Ability to deliver
36.4/40.017.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38.3/40.018.4/20 Reviews10/10 Clients & Experience9.9/10 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 -
$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 -
$25,000+$25 - $49 / hr250 - 999Kropyvnytskyi, Ukraine
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
35.8/40.016.4/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
20% Enterprise App Modernization80% 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 -
Undisclosed$25 - $49 / hr250 - 999Toronto, Canada
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+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
39.6/40.019.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Houston, TX
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
35.6/40.017.6/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
Undisclosed$25 - $49 / hr250 - 999Beijing, China
Ability to deliver
36.8/40.020/20 Reviews7.2/10 Clients & Experience9.6/10 Market PresenceService focus
15% Enterprise App Modernization85% 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.