Top Application Modernization Services
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$10,000+$50 - $99 / hr10 - 49
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See all 4 projectsBYTRIX Technologies is a versatile development company specializing in creating innovative mobile applications. Reviews highlight their ability to deliver high-quality results swiftly, with 100% of reviewers praising their effective communication and proactive approach to enhancing app features and user experience. The company demonstrates exceptional project management, with suggestions for minor improvements in scheduling processes.
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$25,000+$50 - $99 / hr2 - 9Fairfield, CA
Services provided
See all 3 projectsIdeas Factory US is a software development company specializing in project management, system integration, and GeneXus platform expertise. Reviews indicate a strong emphasis on responsiveness and problem-solving, with an impressive 100% of feedback noting their effective project management and communication skills. However, there is some room for improvement regarding the timeliness of secondary issues.
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$5,000+$50 - $99 / hr10 - 49Los Angeles, CA
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See all 3 projectsPircle is a versatile software development company specializing in mobile and web application development. Positive feedback is predominant, with 100% of reviewers expressing satisfaction, highlighting timely delivery and technical proficiency. Notably, 50% of reviewers commend Ali for his exceptional collaboration, and all emphasize a high level of confidence in Pircle's problem-solving capabilities.
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$25,000+$25 - $49 / hr50 - 249Stevenage, England
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See all 6 projectsLAYOUTindex is a versatile software development company specializing in web and mobile app development, offering tailored solutions across various industries. The company has received overwhelmingly positive feedback, with clients praising their technical expertise, responsiveness, and effective communication. Approximately 100% of the reviewers highlighted LAYOUTindex's ability to deliver innovative and efficient solutions, meeting clients' specific requirements and exceeding expectations.
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$10,000+$50 - $99 / hr50 - 249New York, NY
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See all 1 projectsTeqnovos is a software development company specializing in building MVPs and custom platforms. The company is highly praised for its project management, responsiveness, and consulting abilities, with 100% positive feedback emphasizing their dedication to client success and effective communication. Approximately 50% of reviewers highlight their excellent consulting capabilities, suggesting their commitment to adding value beyond mere development.
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$10,000+$100 - $149 / hr10 - 49Humble, TX
Services provided
See all 5 projectsGulf Coast Solutions is a software development company specializing in creating and integrating custom management platforms and solutions for diverse industries. They consistently demonstrate exceptional technical knowledge, responsiveness, and timely delivery, with 100% of reviewers citing positive outcomes and satisfaction. Clients laud their effective communication, personalized service, and value alignment, making them a reliable partner in strategic implementation and innovation.
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$10,000+Undisclosed10 - 49Stafford, England
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See all 1 projectsLangley Foxall Ltd. is a software development company specializing in creating custom digital solutions, such as online configurator tools, to enhance customer engagement and streamline processes. Feedback indicates a high level of satisfaction, with clients praising their effective project management and the positive impact on lead generation and sales.
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$5,000+$150 - $199 / hr10 - 49London, England
Services provided
See all 3 projectsPriocept is a technology-focused consultancy specializing in web application development and content management system implementations, notably with Sitecore. Overall, their clients appreciate their strong technical understanding and effective project management, with approximately 90% of reviews highlighting their integration capabilities and client-focused service. However, some feedback suggests they could improve in visual design and requirements gathering.
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$10,000+$50 - $99 / hr10 - 49Wrocław, Poland
Services provided
See all 6 projectsGenuitek is a versatile software development company specializing in custom software solutions for various industries including finance, healthcare, and environmental services. Reviews indicate a high level of satisfaction, with approximately 83% of clients highlighting their technical prowess and ability to meet deadlines. Though some noted challenges in team scalability, clients consistently praised Genuitek's project management and commitment to quality.
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$100,000+$300+ / hr2 - 9
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See all 1 projectsVOKENT creative digital agency is a versatile digital strategy and brand management company that excels in application and software development. Their reviews reflect a high level of client satisfaction, with 100% positive feedback highlighting their strategic guidance, strong communication skills, and efficiency in project delivery. Approximately 50% of reviewers emphasize the agency's ability to meet milestones and deliver on time.
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$10,000+$50 - $99 / hr2 - 9Dar es Salaam, Tanzania
Services provided
See all 4 projectsEvMak Tanzania LTD is a versatile technology firm specializing in software development and web solutions, particularly for healthcare, legal, and consumer goods sectors. Reviews highlight the company's excellent customer service and flexibility, with 100% of clients praising their project management and effective communication. However, there is some feedback suggesting room for improvement in timeline management.
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$25,000+$150 - $199 / hr10 - 49Jeffersonville, IN
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See all 3 projectsLevel 12 is a software development company specializing in DevOps, enterprise software, and website development. While 67% of clients commend their technical expertise and quality of work, concerns about project management and communication were noted by 33% of reviewers. Their commitment to understanding client needs and delivering robust solutions is highly praised, though improvements in timeliness and communication are suggested.
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$10,000+$150 - $199 / hr50 - 249Vancouver, Canada
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See all 4 projectsEkohe is a software development company specializing in Enterprise App Modernization, consistently praised for its commitment to operational excellence and robust project management. They maintain a 100% success rate in system uptime, with reviews highlighting their strong, positive company culture and alignment with client values.
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$10,000+$25 - $49 / hr10 - 49Kharkiv, Ukraine
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See all 1 projectsBilSoft is a custom software development company praised for its agility and competitive pricing. Their ability to quickly provide skilled resources and adapt to client needs is a recurring theme, with 100% of reviewers noting their effective project management and agile methodologies. Clients report exceeding project goals, with no significant areas for improvement mentioned aside from initial time zone adjustments.
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$5,000+$50 - $99 / hr50 - 249Edison, NJ
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See all 9 projectsI Verve Inc is a technology company specializing in Enterprise Application Modernization, offering services like app modernization and legacy system upgrades. Reviews highlight their technical expertise, effective project management, and ability to enhance app performance, leading to a 20% increase in user retention and an 80% reduction in crash rates. The feedback is overwhelmingly positive, with clients praising their professionalism and adaptability.
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$5,000+$50 - $99 / hr2 - 9
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See all 1 projectsCraftspire is a software development company specializing in agile project management and technologies such as Kotlin and Angular, with a focus on e-signature and document management solutions. Reviews highlight their professionalism, expertise, and ability to adapt to evolving requirements, contributing to high client satisfaction and increasing software adoption rates. Clients appreciate their transparent communication and dedication, with minor suggestions for improved documentation.
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$10,000+Undisclosed10 - 49Ciudad de México, Mexico
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See all 5 projectsKonfront is a technology company specializing in software and web development solutions, catering to diverse industries with projects such as e-commerce platforms and internal management systems. Reviews highlight their efficiency, effective communication, and prompt delivery, with 75% of clients praising their service while some noted occasional delays and communication improvements. Overall, Konfront demonstrates a strong commitment to meeting client needs and expectations.
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$5,000+$300+ / hr50 - 249
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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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$1,000+$100 - $149 / hr10 - 49San Pedro Sula, Honduras
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See all 3 projectsIQUALITY GROUP is a consulting firm specializing in technological and systems development, with a strong focus on SAP Business One implementation. Reviews highlight their innovative solutions, efficient project management, and comprehensive approach. Clients report 100% satisfaction with on-time deliverables and improved operational efficiency, noting no significant areas for improvement.
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$10,000+$25 - $49 / hr10 - 49
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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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List of the Top 15 Legacy Modernization Services
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$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.