Top Application Modernization Services
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$1,000+< $25 / hr10 - 49Bengaluru, India
Services provided
Code Matrix India Pvt Ltd, a custom software development company, specialize in Custom Software Development and Mobile App Development. They were founded in 2016.
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$10,000+$100 - $149 / hr10 - 49Abuja, Nigeria
Services provided
Headquartered in Abuja, Nigeria, Metronet Broadband Networks Ltd is an IT managed services company. Established in 2013, the team specializes in IT managed services and IT staff augmentation.
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$5,000+$25 - $49 / hr10 - 49Colombo, Sri Lanka
Services provided
Established in 2019, Black Vault Technologies is a custom software development company. In Colombo, Sri Lanka, the team focuses on Custom Software Development and Enterprise App Modernization.
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$25,000+$100 - $149 / hr10 - 49
Services provided
Brand Gear is a software development firm. The team is in Overland Park, Kansas, and their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49T'bilisi, Georgia
Services provided
MSD 365 Expert is an ERP consulting and SI company. Based in T'bilisi, Georgia and New York, New York, the team offers ERP consulting and SI and Enterprise App Modernization.
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$1,000+$150 - $199 / hr10 - 49Mysuru, India
Services provided
SapInnvo.tech, a web design company, is headquartered in Mysuru, India. The team focuses on Web Design and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Kolkata, India
Services provided
Technology Spree is a Business Consulting company. The team focuses on Business Consulting and Custom Software Development, and the agency is located in Kolkata, India and Pasadena, California.
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$1,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
Services provided
PROBOX is an application development company launched in 2020. Located in Kyiv, Ukraine, the team specializes in Mobile App Development and Enterprise App Modernization.
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$10,000+$100 - $149 / hr10 - 49Granville, Australia
Services provided
Proweb (Pro Web Pty Ltd) is a CRM consulting and SI company based in Granville, Australia. They offer CRM consulting and SI and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Shah Alam, Malaysia
Services provided
Established in 2016, Nucleus Solutions is a small software development firm in Shah Alam, Malaysia. Their team specializes in Custom Software Development and Enterprise App Modernization.
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$1,000+$50 - $99 / hr10 - 49Kuravilangad, India
Services provided
SPACE is an Enterprise App Modernization company. Founded in 2020, the agency is in Kuravilangad, India. Their services include Enterprise App Modernization and UX/UI Design.
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$25,000+$50 - $99 / hr10 - 49
Services provided
Big data company Pryce.AI was launched in 2019. Located in Nairobi, Kenya, the team provides BI & big data consulting & SI and Enterprise App Modernization.
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$5,000+$50 - $99 / hr10 - 49Zagreb, Croatia
Services provided
Kodilion, a custom software development firm, is based in Zagreb, Croatia and Zagreb, Croatia. They specialize in Custom Software Development and cloud consulting & SI and were established in 2021.
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$25,000+$100 - $149 / hr10 - 49Philadelphia, PA
Services provided
Established in 2020, Solutionary is a small web development firm. Their team offers Web Development and Custom Software Development.
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$50,000+$200 - $300 / hr10 - 49Ankara, Türkiye
Services provided
ATILABS is an application development firm. The small Ankara, Türkiye-based team offers Mobile App Development and Web Development. The company was established in 2021.
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$25,000+$50 - $99 / hr10 - 49Carrollton, TX
Services provided
Established in 2020, Leidend Technologies is a cloud consulting & SI company. The company focuses on cloud consulting & SI and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Pune, India
Services provided
Livyoung Realtech is a SEO services firm. In Pune, India, the team provides Search Engine Optimization and Custom Software Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
InstaCloud Solutions, a big data analytics company, was established in 2015. The team specializes in BI & big data consulting & SI and IT managed services.
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$1,000+< $25 / hr10 - 49Gilbert, AZ
Services provided
Founded in 2008, DarkWyvern LLC is a Market Research company. The firm provides Market Research and Search Engine Optimization.
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$5,000+$25 - $49 / hr10 - 49
Services provided
Apptimum Labs is a Blockchain company founded in 2012. The team offers Blockchain and Custom Software Development and is based in Middletown, Delaware.
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$5,000+$25 - $49 / hr10 - 49أبو ظبي, United Arab Emirates
Services provided
Established in 2005, Propel Suite is an IT managed services company. Their team offers IT managed services and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49London, England
Services provided
Digital Bricks is a small IT staff augmentation company in London, England and Kyiv, Ukraine. Their services include IT staff augmentation and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49Rzeszów, Poland
Services provided
Visionect is a custom software development company. The team offers Custom Software Development and Web Development and is based in Rzeszów, Poland.
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$1,000+< $25 / hr10 - 49Tambon Pa Daet, Thailand
Services provided
CNXDevSoft, a web development company, was launched in 2020. They provides Web Development and Custom Software Development.
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$100,000+$100 - $149 / hr10 - 49Naperville, IL
Services provided
Founded in 2018, Flexday Solutions LLC is a small Naperville, Illinois-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
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Undisclosed$25 - $49 / hr10 - 49
Services provided
SoftWeb.IO, an Advertising company, is located in Mandsaur, India. The team offers Advertising and Social Media Marketing.
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UndisclosedUndisclosed10 - 49Navi Mumbai, India
Services provided
Softnext Solutions Pvt Ltd is a Navi Mumbai, India-based ERP consulting and SI company. Their services include ERP consulting and SI and Engineering.
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Undisclosed$25 - $49 / hr10 - 49Yerevan, Armenia
Services provided
Located in Yerevan, Armenia, IT-m is a small website development firm. Their services include Web Development and Mobile App Development.
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$25,000+$25 - $49 / hr10 - 49Tiranë, Albania
Services provided
Coders is a small IT staff augmentation company. Established in 2021, the team offers IT staff augmentation and Web Development.
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$1,000+$50 - $99 / hr10 - 49Glenview, IL
Services provided
Arystech is a cloud consulting & SI company launched in 2022. The firm offers cloud consulting & SI and IT managed services.
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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.