Top Application Modernization Services
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UndisclosedUndisclosed10 - 49Arlington, VA
Services provided
Innovative System Solutions Corporation is a Cybersecurity company. The small Arlington, Virginia-based team focuses on Cybersecurity and Business Consulting. The company was launched in 2003.
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UndisclosedUndisclosed10 - 49McLean, VA
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Betis Group is a software development firm. Founded in 1995, the team offers Custom Software Development and Enterprise App Modernization. The firm is located in McLean, Virginia.
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UndisclosedUndisclosed10 - 49Reston, VA
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Founded in 2010, rMantra Solutions Inc is a custom software development company. The team specializes in Custom Software Development and Cybersecurity.
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UndisclosedUndisclosed10 - 49Tallahassee, FL
Services provided
Software development company GeekSI is in Tallahassee, Florida. They focus on Custom Software Development and Enterprise App Modernization and were founded in 1998.
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UndisclosedUndisclosed10 - 49Clarksville, MD
Services provided
Established in 1998, Superior Solutions Inc. Is a custom software development firm. The small team specializes in Custom Software Development and IT strategy consulting.
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UndisclosedUndisclosed10 - 49Falls Church, VA
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Serry Systems Inc. Is a Falls Church, Virginia-based Enterprise App Modernization company. They offer Enterprise App Modernization and cloud consulting & SI and were launched in 2006.
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UndisclosedUndisclosed10 - 49Shanghai, China
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MW Solutions, Inc. Is an UX design company launched in 2010. The team specializes in UX/UI Design and Custom Software Development and is located in Shanghai, China.
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UndisclosedUndisclosed10 - 49Farmington Hills, MI
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Touchworld is an IT strategy consulting company. Headquartered in Farmington Hills, Michigan, the agency was launched in 1996. Their team focuses on IT strategy consulting and ERP consulting and SI.
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UndisclosedUndisclosed10 - 49Kolkata, India
Services provided
Cybersecurity company Lazot Technologies Pvt Ltd provides Cybersecurity and Custom Software Development. They were founded in 2020.
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UndisclosedUndisclosed10 - 49Weldon Spring, MO
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Small custom software development company IT Looking Glass LLC, is based in Weldon Spring, Missouri. Their services include Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Vienna, VA
Services provided
K2S | Koncepts2Solutions is an Application Testing company headquartered in Vienna, Virginia. The team specializes in Application Testing and Robotics Process Automation.
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UndisclosedUndisclosed10 - 49Greenwood Village, CO
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T4S Partners, Inc. Is an IT strategy consulting company. They offer IT strategy consulting and cloud consulting & SI and were established in 2016. The firm is in Greenwood Village, Colorado.
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UndisclosedUndisclosed10 - 49Padova, Italy
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Established in 2000, TRIA srl, a small DevOps Managed Services company, is in Padova, Italy. Their team offers DevOps Managed Services and IT strategy consulting.
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UndisclosedUndisclosed10 - 49Las Vegas, NV
Services provided
Appsembler, a branding firm, is based in Las Vegas, Nevada. They focus on Branding and Content Marketing.
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UndisclosedUndisclosed10 - 49Portland, OR
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Portland Software Developers is an UX agency located in Portland, Oregon. The team offers UX/UI Design and Custom Software Development.
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UndisclosedUndisclosed10 - 49Detroit, MI
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Detroit Exposure is a small software development firm launched in 2007. Their team specializes in Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Charlotte, NC
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Kingsmen Software is a small IT managed services company located in Charlotte, North Carolina. Their services include IT managed services and Custom Software Development.
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UndisclosedUndisclosed250 - 999
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Established in 1996, Trifork, a midsize mobile application development firm, is based in Amsterdam, Namibia. Their team focuses on Mobile App Development and cloud consulting & SI.
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UndisclosedUndisclosed250 - 999Verna, India
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UX design company Creative Capsule LLC focuses on UX/UI Design and BI & big data consulting & SI. They are in Verna, India and Overland Park, Kansas.
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UndisclosedUndisclosed250 - 999Lausanne, Switzerland
Services provided
OWT is a Digital Strategy company. The team is headquartered in Lausanne, Switzerland, and their services include Digital Strategy and Social Media Marketing.
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$1,000+$25 - $49 / hr50 - 249Jaipur, India
Services provided
See all 21 projectsAlphonic Network Solutions is a versatile technology company specializing in web and mobile application development. Reviews on Clutch.co reveal mixed feedback, with approximately 70% positive and 30% negative experiences. Clients praise their communication, expertise, and timely delivery, while some report project delays and dissatisfaction with deliverables. Their ability to manage complex projects and a proactive approach in providing solutions are frequently highlighted.
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UndisclosedUndisclosed50 - 249Lake Forest, CA
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SEO agency Jazel focuses on Search Engine Optimization and Web Design. They are located in Lake Forest, California.
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UndisclosedUndisclosed50 - 249Tampa, FL
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Contender Solutions is a Tampa, Florida-based IT strategy consulting company. The team focuses on IT strategy consulting and Cybersecurity.
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UndisclosedUndisclosed50 - 249Glen Allen, VA
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Founded in 2000, Data Concepts LLC is a midsize user experience design company. Their team offers UX/UI Design and cloud consulting & SI.
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$10,000+$150 - $199 / hr2 - 9
Services provided
Doublezero Solutions Ltd is a software development firm. Their small team is based in Carrington, England. Their services include Custom Software Development and Enterprise App Modernization.
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$25,000+$100 - $149 / hr2 - 9Boston, MA
Services provided
Geonetics is a software development company. Their small team is located in Boston, Massachusetts. Their services include Custom Software Development and Enterprise App Modernization.
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$10,000+$150 - $199 / hr2 - 9Media City, Manchester, England
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Keep It Usable, an UX company, was established in 2010. Headquartered in Media City, Manchester, England, the team offers UX/UI Design and Enterprise App Modernization.
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$10,000+$100 - $149 / hr2 - 9Amsterdam, Netherlands
Services provided
Launched in 2006, Super Interactive is an Enterprise App Modernization company. The company offers Enterprise App Modernization and UX/UI Design, and is small.
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UndisclosedUndisclosed2 - 9Birmingham , England
Services provided
Digital Rainbow Project Consultants is a small Birmingham , England-based custom software development company. The team specializes in Custom Software Development and Enterprise App Modernization.
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UndisclosedUndisclosed2 - 9Las Vegas, NV
Services provided
Atwoodz is a small Enterprise App Modernization company located in Las Vegas, Nevada. The team specializes in Enterprise App Modernization and E-Commerce Development.
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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+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.7/40.017.6/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
20% Enterprise App Modernization80% 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
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.