Top Application Modernization Services
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$25,000+$50 - $99 / hr2 - 9Novi Sad, Serbia
Services provided
Established in 2015, Amplio Consulting, a small Enterprise App Modernization company, is in Novi Sad, Serbia. Their services include Enterprise App Modernization and Custom Software Development.
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$1,000+< $25 / hr2 - 9
Services provided
TCER Company is a software development firm based in Santo Domingo Este, Dominican Republic. Their services include Custom Software Development and Enterprise App Modernization.
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UndisclosedUndisclosed2 - 9Meriden, CT
Services provided
ProServ Software & Support LLC is a small web design company based in Meriden, Connecticut. Their services include Web Design and IT strategy consulting.
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UndisclosedUndisclosed2 - 9
Services provided
IT managed services company devActivity focuses on IT managed services and Application Management & Support. They were founded in 2024.
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$5,000+$25 - $49 / hr2 - 9Nairobi, Kenya
Services provided
Nobilis Limited is a software development firm located in Nairobi, Kenya. Founded in 2015, the team focuses on Custom Software Development and Enterprise App Modernization.
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$5,000+$100 - $149 / hr2 - 9Cluj-Napoca, Romania
Services provided
Established in 2016, Code Design is an IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
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$50,000+Undisclosed2 - 9
Services provided
FixieDust Labs Corporation is a website development company. The Calgary, Canada-based agency was established in 2025. Their services include Web Development and Enterprise App Modernization.
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UndisclosedUndisclosed2 - 9
Services provided
Distechsol is a small IT strategy consulting company. Launched in 2020, the team provides IT strategy consulting and IT managed services.
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$5,000+$50 - $99 / hr2 - 9Varaždin, Croatia
Services provided
OmnifIT d.o.o., a custom software development company, was launched in 2020. The small team offers Custom Software Development and Enterprise App Modernization.
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$1,000+$25 - $49 / hr2 - 9
Services provided
Faber Soft is a web development company. Based in Sarajevo, Bosnia and Herzegovina, the agency was founded in 2021. Their team offers Web Development and Enterprise App Modernization.
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Undisclosed$25 - $49 / hr2 - 9
Services provided
YEZ Solutions Company Limited, a website development company, was founded in 2021. The team offers Web Development and Custom Software Development.
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$10,000+$50 - $99 / hr2 - 9Almería, Spain
Services provided
Established in 2023, Elumad is a custom software development firm. The small team provides Custom Software Development and API Development.
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$5,000+$100 - $149 / hr2 - 9Tillsonburg, Canada
Services provided
Opid Technologies Incorporated is a Tillsonburg, Canada-based software development firm. The team provides Custom Software Development and Enterprise App Modernization.
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$5,000+$50 - $99 / hr2 - 9Prague, Czech Republic
Services provided
Bitvea, an AI Agents company, focus on AI Agents and Enterprise App Modernization. They were founded in 2022.
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$25,000+Undisclosed2 - 9Atlanta, GA
Services provided
Greenfield Production Systems is a custom software development company established in 2026. The agency provides Custom Software Development and Application Testing.
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$1,000+< $25 / hr2 - 9
Services provided
Launched in 2022, PT EVEE BYTECODE INDONESIA is a software development firm. The small team specializes in Custom Software Development and Enterprise App Modernization.
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$1,000+$25 - $49 / hr2 - 9
Services provided
PTAS AI is an artificial intelligence company. They are headquartered in Narnaul, India and Gurugram, India and have small team. They offer Artificial Intelligence and Enterprise App Modernization.
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$10,000+$100 - $149 / hr2 - 9Visaginas, Lithuania
Services provided
Enterprise App Modernization company FRIP was launched in 2018. The firm specializes in Enterprise App Modernization and DevOps Managed Services.
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$10,000+$50 - $99 / hr2 - 9
Services provided
LOMAX SOFT d.o.o. Is a custom software development firm. Located in Zabok, Croatia, the firm was founded in 2014. Their team offers Custom Software Development and Enterprise App Modernization.
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$10,000+$50 - $99 / hr2 - 9Prague, Czech Republic
Services provided
Infitech is a custom software development company. In Prague, Czech Republic, the firm was founded in 2022. Their services include Custom Software Development and Web Development.
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$10,000+$25 - $49 / hr50 - 249Hicksville, NY
Services provided
Established in 2020, ARYtech is a custom software development firm. In Hicksville, New York, the team focuses on Custom Software Development and Artificial Intelligence.
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$1,000+< $25 / hr2 - 9
Services provided
Outofplace is a web development company. Located in Warszawa, Poland, the team focuses on Web Development and Web Design.
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Undisclosed$25 - $49 / hr2 - 9Bhubaneswar, India
Services provided
KORSENEX is a software development company founded in 2026. The team provides Custom Software Development and IoT development and is in Bhubaneswar, India.
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$1,000+$25 - $49 / hr2 - 9
Services provided
Small software development firm Arcrux technologies, is based in Tiruppur, India. The team specializes in Custom Software Development and UX/UI Design.
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$10,000+$50 - $99 / hr50 - 249Johannesburg, South Africa
Services provided
Digiata is a custom software development firm founded in 2001. The firm offers Custom Software Development and Enterprise App Modernization.
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$5,000+$100 - $149 / hr10 - 49Austin, TX
Services provided
See all 6 projectsEnola Labs Software - Out of Business was a multifaceted technology consulting firm known for delivering software architecture, mobile app development, and web solutions. Across their reviews, 100% of clients praised their professionalism and technical expertise, highlighting their consultative approach and responsiveness. However, one review mentioned a limitation in PHP support, which was a challenge for ongoing maintenance. Overall, the company was commended for their ability to understand complex business needs and deliver tailored solutions.
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$5,000+$100 - $149 / hr10 - 49Aldermaston, England
Services provided
In Aldermaston, England, Voyager Networks is an IT managed services company. Their services include IT managed services and Enterprise App Modernization.
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$10,000+$150 - $199 / hr10 - 49Edinburgh, Scotland
Services provided
Escrivo Internet Consulting is a SEO company. They are in Edinburgh, Scotland and have small team. They provide Search Engine Optimization and cloud consulting & SI.
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$10,000+$150 - $199 / hr10 - 49Reykjavík, Iceland
Services provided
Kvikna is an Enterprise App Modernization company. The team is headquartered in Reykjavík, Iceland, and their services include Enterprise App Modernization and UX/UI Design.
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UndisclosedUndisclosed10 - 49Austin, TX
Services provided
Accomplice LLC is an Enterprise App Modernization company headquartered in Austin, Texas. The team focuses on Enterprise App Modernization and UX/UI Design.
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List of the Top 15 Legacy Modernization Services
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$25,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
35/40.019.6/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
35.3/40.018.8/20 Reviews10/10 Clients & Experience6.5/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$5,000+< $25 / hr1,000 - 9,999
Ability to deliver
31.9/40.016.6/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
31.6/40.017.4/20 Reviews9.8/10 Clients & Experience4.4/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
$50,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
31.3/40.015.8/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$10,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
38.1/40.020/20 Reviews10/10 Clients & Experience8.1/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Orlando, FL
Ability to deliver
36.6/40.020/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$100,000+$150 - $199 / hr50 - 249Southborough, MA
Ability to deliver
30.2/40.015.8/20 Reviews10/10 Clients & Experience4.4/10 Market PresenceService focus
50% Enterprise App Modernization50% Other -
$25,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
33.9/40.018.2/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$100,000+$50 - $99 / hr1,000 - 9,999Oakland, CA
Ability to deliver
29.8/40.015.2/20 Reviews8.8/10 Clients & Experience5.9/10 Market PresenceService focus
45% Enterprise App Modernization55% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
35.7/40.020/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
31.1/40.016/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
33/40.017.2/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
37/40.019.8/20 Reviews10/10 Clients & Experience7.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$25 - $49 / hr250 - 999Toronto, Canada
Ability to deliver
32.9/40.016.6/20 Reviews10/10 Clients & Experience6.3/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Atlanta, GA
Ability to deliver
32.7/40.016.8/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
34.3/40.019/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$25,000+$25 - $49 / hr250 - 999Frisco, TX
Ability to deliver
33.7/40.016.6/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr250 - 999Unterschleißheim, Germany
Ability to deliver
32.2/40.017.2/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
35.2/40.019/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$10,000+$50 - $99 / hr10 - 49Farmington, MI
Ability to deliver
31.5/40.016.6/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34.1/40.018.4/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$150 - $199 / hr50 - 249
Ability to deliver
32/40.016.6/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
31.8/40.016.4/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$1,000+< $25 / hr50 - 249Jaipur, India
Ability to deliver
32.6/40.017.2/20 Reviews9.4/10 Clients & Experience6/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
31.5/40.016.6/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$10,000+$25 - $49 / hr50 - 249Portland, OR
Ability to deliver
31.5/40.016.8/20 Reviews10/10 Clients & Experience4.7/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$250,000+$150 - $199 / hr10 - 49Littleton, CO
Ability to deliver
33.3/40.017.6/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$50,000+$150 - $199 / hr50 - 249Conshohocken, PA
Ability to deliver
31.5/40.016.2/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$10,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
31.4/40.016.4/20 Reviews9.8/10 Clients & Experience5.2/10 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.