Top Application Modernization Services
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$5,000+$100 - $149 / hr250 - 999Irvine, CA
Services provided
PreludeSys is an Enterprise App Modernization company. The team is in Irvine, California and Chennai, India, and their services include Enterprise App Modernization and Artificial Intelligence.
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$25,000+$25 - $49 / hr250 - 999
Services provided
Founded in 1999, HealthAsyst is a midsize IT managed services company. Their team offers IT managed services and Custom Software Development.
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$1,000+$50 - $99 / hr2 - 9Oradea, Romania
Services provided
Zexsoft is a web design company. Launched in 2022, the agency is based in Oradea, Romania and Cluj-Napoca, Romania. Their services include Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49
Services provided
Application development firm Hire iPhone App Developers was established in 2018. The company provides Mobile App Development and Wearable App Development, and is small.
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$5,000+$50 - $99 / hr2 - 9Oslo, Norway
Services provided
Based in Oslo, Norway and Kyiv, Ukraine, Catware is a software development firm. Their services include Custom Software Development and Enterprise App Modernization.
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$10,000+Undisclosed50 - 249Makati, Philippines
Services provided
Pointwest is an Application Testing company. They are located in Makati, Philippines and Quezon City, Philippines. Their team offers Application Testing and Enterprise App Modernization.
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$1,000+$25 - $49 / hr250 - 999
Services provided
Yuma Bizz is a mobile application development company. The Yuma, Arizona-based firm was launched in 2011. Their team offers Mobile App Development and Artificial Intelligence.
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$1,000+$25 - $49 / hr10 - 49Kolkata, India
Services provided
See all 1 projectsPrimary Infotech Private Limited offers mobile application development services. According to reviews, the company is commended for its skilled team, effective project management, and timely delivery of deliverables. The overall feedback highlights the company's good reputation and customer satisfaction.
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$10,000+$25 - $49 / hr50 - 249
Services provided
See all 1 projectsDev Monsters provides web and mobile app development services, including market and product research. Their reviews highlight their expertise in creating high-quality, cost-effective solutions with efficient communication and timely delivery. Clients commend their thorough research, comprehensive feature lists, and quick MVP launches, emphasizing their ability to align with clients' business goals and deliver well-reasoned solutions.
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$10,000+$50 - $99 / hr10 - 49
Services provided
Launched in 2017, d is a custom software development company. Their services include Custom Software Development and IT managed services.
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$1,000+< $25 / hr10 - 49Noida, India
Services provided
See all 1 projectsTronologic - Web Design & Development Company in Noida, Uttar Pradesh, India specializes in creating news portals, blogging websites, and mobile applications. Reviews highlight their ability to deliver projects on time and within budget, with commendable quality and design. Clients appreciate their effective project management and cost-efficiency, though there's a noted area for improvement in DevOps skills.
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UndisclosedUndisclosed2 - 9Clifton, VA
Services provided
Located in Clifton, Virginia, EHR Evolution is an Enterprise App Modernization company. Established in 2008, the team offers Enterprise App Modernization and Custom Software Development.
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$5,000+< $25 / hr50 - 249Calgary, Canada
Services provided
See all 1 projectsCalgary App Developers is a leading team of app developers in Calgary, committed to turning bold ideas into powerful digital products. We specialize in creating custom mobile and web applications
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$5,000+< $25 / hr50 - 249Noida, India
Services provided
See all 1 projectsCAMPEYA offers digital marketing services and develops health care report software, including Critical Care Record Management Software for clinics and hospitals. Reviews highlight their commitment to meeting timelines, providing good value for cost, and delivering on project goals with a dedicated and responsive approach.
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UndisclosedUndisclosed50 - 249Panchkula, India
Services provided
Founded in 2010, Veridic Technologies Pvt Ltd is an application development company. The midsize team specializes in Mobile App Development and Enterprise App Modernization.
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$10,000+< $25 / hr50 - 249Dubai, United Arab Emirates
Services provided
Pie District is a midsize custom software development company. Established in 2013, the team offers Custom Software Development and Enterprise App Modernization.
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UndisclosedUndisclosed50 - 249Chennai, India
Services provided
TrackDfect is an Enterprise App Modernization company. Founded in 2016, their team focuses on Enterprise App Modernization and Artificial Intelligence.
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$100,000+$150 - $199 / hr50 - 249Vancouver, Canada
Services provided
The Hundred10 is a software development company. The midsize Vancouver, Canada-based team focuses on Custom Software Development and Enterprise App Modernization. The agency was founded in 2020.
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$5,000+$25 - $49 / hr50 - 249The Woodlands, TX
Services provided
Established in 2019, Aevitas IT is a midsize The Woodlands, Texas-based Other Application Development company. Their team provides Other Application Development and Application Management & Support.
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$25,000+$25 - $49 / hr50 - 249Larnaca, Cyprus
Services provided
ABF Programming is a midsize custom software development company. They provide Custom Software Development and Web Development and were launched in 2018.
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$25,000+$25 - $49 / hr50 - 249Bengaluru, India
Services provided
BASOFA CONSULTING PRIVATE LIMITED is a CRM consulting and SI company launched in 2022. In Bengaluru, India, the team provides CRM consulting and SI and ERP consulting and SI.
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$1,000+$25 - $49 / hr50 - 249
Services provided
Located in Houston, Texas and Karachi, Pakistan, Traxcel LLC is a midsize data analytics company. Their services include BI & big data consulting & SI and IT managed services.
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$25,000+$50 - $99 / hr50 - 249
Services provided
Fluidlabs OU is a CRM consulting and SI company. Founded in 2016, the team focuses on CRM consulting and SI and Custom Software Development. The company is headquartered in Tallinn, Estonia.
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$5,000+$25 - $49 / hr50 - 249Kinshasa, Congo (the Democratic Republic of the)
Services provided
Kadea Software is a custom software development firm. They provide Custom Software Development and Web Development and were established in 2018.
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$100,000+$100 - $149 / hr50 - 249Washington, DC
Services provided
IdeaCrew is a Washington, District of Columbia-based website development firm. Founded in 2002, the team offers Web Development and Custom Software Development.
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$75,000+$300+ / hr250 - 999
Services provided
Azure SMG is a Logistics & Supply Chain Consulting company. The team is headquartered in Toronto, Canada, and their services include Logistics & Supply Chain Consulting and Supply Chain Management.
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$100,000+$200 - $300 / hr50 - 249Franklin, TN
Services provided
Midsize mobile application development company Intevity, is headquartered in Franklin, Tennessee. The team provides Mobile App Development and AI Consulting.
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$1,000+$25 - $49 / hr2 - 9Siemianowice Śląskie, Poland
Services provided
The Code Brothers Sp. Z o.o. Is an app development firm. The firm is located in Siemianowice Śląskie, Poland. Their team offers Mobile App Development and Custom Software Development.
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$10,000+$50 - $99 / hr50 - 249Gurugram, India
Services provided
RSK Business Solutions is a software development firm. Located in Gurugram, India and Hildenborough, England, their team specializes in Custom Software Development and Mobile App Development.
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Undisclosed$150 - $199 / hr250 - 999North Sydney, Australia
Services provided
Object Consulting, a software development company, was founded in 1989. Headquartered in North Sydney, Australia, the team specializes in Custom Software Development and CRM consulting and SI.
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List of the Top 15 Legacy Modernization Services
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$5,000+< $25 / hr1,000 - 9,999
Ability to deliver
35.9/40.016.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
36.7/40.019/20 Reviews9.9/10 Clients & Experience7.8/10 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
35.4/40.017.4/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
45% Enterprise App Modernization55% 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 / 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 -
$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 -
$10,000+$50 - $99 / hr1,000 - 9,999Warszawa, Poland
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 - 9,999Atlanta, GA
Ability to deliver
37.4/40.017.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
34.5/40.017.2/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
11% Enterprise App Modernization89% Other -
$50,000+$150 - $199 / hr50 - 249Conshohocken, PA
Ability to deliver
36.4/40.016.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$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 -
$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 -
$50,000+$150 - $199 / hr50 - 249Montréal, Canada
Ability to deliver
37.9/40.018.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$50 - $99 / hr50 - 249Rybnik, Poland
Ability to deliver
35.7/40.017.8/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
30% Enterprise App Modernization70% 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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.5/40.018.4/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$25 - $49 / hr250 - 999Stuttgart, Germany
Ability to deliver
38.4/40.018.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Lakewood, CO
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Enterprise App Modernization90% 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 -
$1,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
37.3/40.018.4/20 Reviews9.6/10 Clients & Experience9.3/10 Market PresenceService focus
20% Enterprise App Modernization80% 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 -
$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
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.