Top Application Modernization Services
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Undisclosed$50 - $99 / hr2 - 9Covina, CA
Services provided
Savvy Stack, Inc. Is a website development company. They provide Web Development and Custom Software Development and are based in Covina, California.
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$10,000+$25 - $49 / hr10 - 49Thiruvananthapuram, India
Services provided
Launched in 2012, Klivolks™ Private Limited is an Enterprise App Modernization company. In Thiruvananthapuram, India, the team offers Enterprise App Modernization and Custom Software Development.
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$50,000+$100 - $149 / hr50 - 249Brunswick, ME
Services provided
Custom software development company VividCloud was founded in 2018. The team offers Custom Software Development and IoT development and is based in Brunswick, Maine and Hampton, New Hampshire.
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$10,000+$25 - $49 / hr10 - 49Noida, India
Services provided
Based in Noida, India, PayNet Systems is a software development firm. They specialize in Custom Software Development and IT staff augmentation.
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$10,000+$50 - $99 / hr250 - 999London, England
Services provided
Founded in 2006, On Tap is an e-commerce development firm. The team focuses on E-Commerce Development and Enterprise App Modernization.
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$25,000+$25 - $49 / hr50 - 249
Services provided
Data analytics company TechnomaX Systems is headquartered in دبي, United Arab Emirates and Coimbatore, India. They offer BI & big data consulting & SI and ECM consulting and SI.
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Undisclosed$50 - $99 / hr10 - 49
Services provided
In The Hague, Netherlands, G-Workplace is an unified communications consulting & SI company. Their services include unified communications consulting & SI and Enterprise App Modernization.
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$5,000+$50 - $99 / hr10 - 49Bonn, Germany
Services provided
UX design company Zetateq Consultancy Services was launched in 2017. Headquartered in Bonn, Germany, the team offers UX/UI Design and Enterprise App Modernization.
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UndisclosedUndisclosed50 - 249Nairobi City, Kenya
Services provided
Endeavour Africa Limited is a software development company. They are located in Nairobi City, Kenya. Their team specializes in Custom Software Development and Enterprise App Modernization.
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$10,000+$25 - $49 / hr50 - 249Monterrey, Mexico
Services provided
TotalTech is a custom software development firm. The Monterrey, Mexico-based company was founded in 1999. Their services include Custom Software Development and Enterprise App Modernization.
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UndisclosedUndisclosed50 - 249Jaipur, India
Services provided
VideoMeet is an Enterprise App Modernization company. The company is located in Jaipur, India. Their services include Enterprise App Modernization and Event Marketing.
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$1,000+$25 - $49 / hr10 - 49
Services provided
EByteLogic is an Ahmedabad, India-based software development firm. Launched in 2018, the team provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Kathmandu, Nepal
Services provided
Awecode is a software development firm. They are based in Kathmandu, Nepal. Their team offers Custom Software Development and Web Development.
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$10,000+$50 - $99 / hr50 - 249Braunschweig, Germany
Services provided
BREDEX GmbH, a midsize Cybersecurity company, is in Braunschweig, Germany. Their services include Cybersecurity and Custom Software Development.
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$50,000+Undisclosed10 - 49Docklands, Australia
Services provided
See all 1 projectsMo Works is a development company that offers app development and technical expertise. However, based on the reviews available, 100% of the feedback is negative, highlighting significant issues such as delays, lack of deliverables, and insufficient expertise in mobile app development and UI design. The feedback reflects a need for better project management and communication.
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$5,000+$100 - $149 / hr10 - 49Santa Cruz de Tenerife, Spain
Services provided
Cloud consulting & SI company Intelequia was launched in 2010. The agency focuses on cloud consulting & SI and Cybersecurity, and is small.
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$10,000+$50 - $99 / hr250 - 999Kochi, India
Services provided
Established in 1996, Stallion Systems and Solutions Pvt Ltd is a midsize Enterprise App Modernization company. Their services include Enterprise App Modernization and Application Management &
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$5,000+$100 - $149 / hr250 - 999
Services provided
Midsize CRM consulting and SI company Kayan Software Saudi Arabia, is located in Dammam, Saudi Arabia. Their services include CRM consulting and SI and ERP consulting and SI.
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UndisclosedUndisclosed250 - 999Addison, TX
Services provided
AppsTek Corp is an Addison, Texas-based Enterprise App Modernization company. The team focuses on Enterprise App Modernization and IT managed services.
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$50,000+$100 - $149 / hr2 - 9Cambridge, MA
Services provided
Launched in 2020, Evonate Solutions is a software development company and Enterprise App Modernization company. The team provides Custom Software Development and Enterprise App Modernization.
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$50,000+$100 - $149 / hr2 - 9Craiova, Romania
Services provided
In Craiova, Romania, CodeSwiftr is a custom software development company and Enterprise App Modernization company. They specialize in Custom Software Development and Enterprise App Modernization.
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$10,000+Undisclosed2 - 9
Services provided
Located in Gurugram, India, Volt X is a custom software development firm and Enterprise App Modernization company. Their services include Custom Software Development and Enterprise App
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UndisclosedUndisclosed10 - 49Dhaka, Bangladesh
Services provided
App development firm Multimedia Content & Communications Ltd. Is headquartered in Dhaka, Bangladesh. They focus on Mobile App Development and Web Development.
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$5,000+$50 - $99 / hr2 - 9Gainesville, FL
Services provided
Databrew is a Gainesville, Florida-based data analytics company. Their services include BI & big data consulting & SI and Enterprise App Modernization.
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$1,000+$25 - $49 / hr2 - 9Ahmedabad, India
Services provided
Galekt is a small Ahmedabad, India-based custom software development company. Their services include Custom Software Development and Mobile App Development.
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$5,000+$50 - $99 / hr2 - 9Warszawa, Poland
Services provided
Enterprise App Modernization company T24 Competence Centre sp. Z o.o. Sp. K. Is in Warszawa, Poland. They focus on Enterprise App Modernization and Custom Software Development.
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$25,000+$150 - $199 / hr10 - 49Gurugram, India
Services provided
In Gurugram, India, Blue9 Technologies is a small IT managed services company. Their services include IT managed services and Cybersecurity.
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$50,000+$100 - $149 / hr2 - 9
Services provided
In London, England, Day Digital is a software development firm. They provide Custom Software Development and Enterprise App Modernization.
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UndisclosedUndisclosed10,000+Chicago, IL
Services provided
Founded in 1993, Thoughtworks Software Technologies Ltd is a large Chicago, Illinois-based AI company. Their team offers Artificial Intelligence and IT managed services.
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$5,000+$25 - $49 / hr10 - 49أبو ظبي, United Arab Emirates
Services provided
Small software development firm OrientMCT, is in أبو ظبي, United Arab Emirates and Karachi, Pakistan. Their services include Custom Software Development and Web Development.
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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 -
$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 -
$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 -
$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+$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+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.017.8/20 Reviews10/10 Clients & Experience9.1/10 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
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.