Top Application Modernization Services
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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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$1,000+< $25 / hr10 - 49Dhaka, Bangladesh
Services provided
Soft Valley, a custom software development firm, was founded in 2020. The team provides Custom Software Development and Web Development.
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$25,000+$150 - $199 / hr10 - 49Brisbane City, Australia
Services provided
JCH Media is an unified communications consulting & SI company launched in 2003. Their team provides unified communications consulting & SI and Marketing Strategy.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
Services provided
Siya Infotech Solution Pvt. Ltd. Is a mobile app development company. They are in Ahmedabad, India and Chattanooga, Tennessee, and their services include Mobile App Development and Web Development.
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$10,000+$50 - $99 / hr2 - 9
Services provided
Nerion EE is a small Chios, Greece-based custom software development firm. The team focuses on Custom Software Development and Enterprise App Modernization.
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$25,000+$150 - $199 / hr50 - 249Atlanta, GA
Services provided
GSI, Inc. Is an ERP consulting and SI company. They are based in Atlanta, Georgia. Their team offers ERP consulting and SI and Enterprise App Modernization.
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$1,000+$25 - $49 / hr50 - 249
Services provided
IC-KPI is an ERP consulting and SI company. The midsize Bethany, Oklahoma-based team provides ERP consulting and SI and Custom Software Development. The agency was founded in 2010.
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$25,000+$50 - $99 / hr50 - 249Austin, TX
Services provided
Custom software development firm 360factors was launched in 2013. Headquartered in Austin, Texas and Karachi, Pakistan, the team focuses on Custom Software Development and Artificial Intelligence.
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$100,000+$100 - $149 / hr10,000+Gurugram, India
Services provided
IGT Solutions is a telephone answering service. Founded in 1999, the company is headquartered in Gurugram, India. Their team provides Call Center Services and Back Office Outsourcing.
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$25,000+$100 - $149 / hr2 - 9San Juan Capistrano, CA
Services provided
BinaryFuel, LLC is a custom software development firm. They were launched in 2015, and their services include Custom Software Development and Enterprise App Modernization.
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$250,000+$50 - $99 / hr50 - 249पुणे, India
Services provided
Founded in 2017, SYSCRYPTION TECHNOLOGIES PRIVATE LIMITED is a telephone answering service. The midsize team focuses on Call Center Services and Custom Software Development.
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$50,000+$50 - $99 / hr10 - 49C1260ACA, Argentina
Services provided
See all 1 projectsQuilsoft provides specialized development services, particularly in Odoo V13 and related migrations. Reviews consistently highlight the company's profound expertise in Odoo, effective project management, and timely communication. Clients appreciate their technical proficiency and the ability to deliver ahead of schedule, although there are minor concerns regarding project estimation accuracy.
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$5,000+$50 - $99 / hr10 - 49Mobberley, England
Services provided
Hollinford Technologies, an Enterprise App Modernization company, is based in Mobberley, England. They specialize in Enterprise App Modernization and Artificial Intelligence.
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$100,000+Undisclosed10 - 49Washington, DC
Services provided
Insomniac Design is a Washington, District of Columbia-based website development company. Established in 1999, the team provides Web Development and UX/UI Design.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
ERP consulting and SI company FinByz Tech Pvt. Ltd. Is in Ahmedabad, India. They specialize in ERP consulting and SI and Custom Software Development.
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UndisclosedUndisclosed10 - 49Birmingham, AL
Services provided
Software development company Alloy Digital is located in Birmingham, Alabama and Decatur, Georgia. Their services include Custom Software Development and Enterprise App Modernization.
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$25,000+$25 - $49 / hr10 - 49Sarajevo, Bosnia and Herzegovina
Services provided
Kondeva is an AI firm based in Sarajevo, Bosnia and Herzegovina. They offer Artificial Intelligence and Custom Software Development and were established in 2025.
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UndisclosedUndisclosed250 - 999Bridgewater Township, NJ
Services provided
Zealogics INC is an Engineering company established in 2012. Their team provides Engineering and IT managed services.
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$5,000+$100 - $149 / hr50 - 249Lake Oswego, OR
Services provided
Atmosera is an Enterprise App Modernization company established in 1995. The team provides Enterprise App Modernization and IT managed services.
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$5,000+$150 - $199 / hr50 - 249Auckland, New Zealand
Services provided
Lancom Technology is a software development company. Established in 1988, their team specializes in Custom Software Development and Enterprise App Modernization.
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$5,000+$25 - $49 / hr2 - 9Kryvyi Rih, Ukraine
Services provided
Founded in 2022, Digital Service is a small web development company. Their services include Web Development and Custom Software Development.
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$1,000+< $25 / hr50 - 249Jericho, NY
Services provided
Key Management Group is a custom software development firm established in 1995. The team offers Custom Software Development and Enterprise App Modernization.
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$1,000+$50 - $99 / hr10 - 49
Services provided
ERP consulting and SI company Primepeak marketing specializes in ERP consulting and SI and Enterprise App Modernization. They were founded in 2023.
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$25,000+$25 - $49 / hr250 - 999Cork, Ireland
Services provided
The East West Initiative is a Cork, Ireland-based custom software development firm. The team provides Custom Software Development and UX/UI Design.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
HMMBiz Web Solutions is an IT strategy consulting company. They are in Ahmedabad, India and have small team of experts. Their services include IT strategy consulting and Web Development.
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$50,000+Undisclosed50 - 249Leawood, KS
Services provided
27Global is a custom software development firm. Their team is based in Leawood, Kansas and Denver, Colorado. The firm offers Custom Software Development and Enterprise App Modernization.
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UndisclosedUndisclosed50 - 249Thanakkankulam, India
Services provided
Mobile app development company MacAndro was founded in 2009. The agency offers Mobile App Development and Enterprise App Modernization.
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UndisclosedUndisclosed50 - 249Reston, VA
Services provided
Qlarion, an Enterprise App Modernization company, focus on Enterprise App Modernization and BI & big data consulting & SI. They were founded in 2010.
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$1,000+< $25 / hr2 - 9Mangalore, India
Services provided
Accelerlab Technologies Pvt Ltd is a custom software development company. They were founded in 2019 and offer Custom Software Development and Enterprise App Modernization.
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$25,000+$50 - $99 / hr10 - 49Egkomi, Cyprus
Services provided
Cocoon Creations is a software development firm. They focus on Custom Software Development and Mobile App Development and are located in Egkomi, Cyprus.
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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
35.8/40.020/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
37.8/40.020/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$100,000+$50 - $99 / hr250 - 999Miami, FL
Ability to deliver
34.7/40.019/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Southborough, MA
Ability to deliver
32.1/40.016.6/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
UndisclosedUndisclosed1,000 - 9,999Atlanta, GA
Ability to deliver
34/40.018.8/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
31.6/40.015.8/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$5,000+$50 - $99 / hr10 - 49Brno, Czech Republic
Ability to deliver
31.3/40.017.8/20 Reviews9.8/10 Clients & Experience3.7/10 Market PresenceService focus
60% Enterprise App Modernization40% Other -
$10,000+$50 - $99 / hr250 - 999Sacramento, CA
Ability to deliver
30.8/40.016.4/20 Reviews10/10 Clients & Experience4.5/10 Market PresenceService focus
80% Enterprise App Modernization20% Other -
$5,000+< $25 / hr1,000 - 9,999
Ability to deliver
30.7/40.016.2/20 Reviews10/10 Clients & Experience4.5/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$100,000+$50 - $99 / hr1,000 - 9,999Oakland, CA
Ability to deliver
30.5/40.015.2/20 Reviews8.8/10 Clients & Experience6.6/10 Market PresenceService focus
45% Enterprise App Modernization55% Other -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
36.4/40.020/20 Reviews10/10 Clients & Experience6.4/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249București, Romania
Ability to deliver
33.3/40.019.6/20 Reviews10/10 Clients & Experience3.7/10 Market PresenceService focus
35% Enterprise App Modernization65% Other -
$100,000+$150 - $199 / hr50 - 249Southborough, MA
Ability to deliver
30.1/40.015.8/20 Reviews10/10 Clients & Experience4.3/10 Market PresenceService focus
50% Enterprise App Modernization50% Other -
$10,000+$25 - $49 / hr250 - 999Beijing, China
Ability to deliver
35.4/40.019.6/20 Reviews9.1/10 Clients & Experience6.7/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Orlando, FL
Ability to deliver
35.6/40.020/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
33.5/40.017.2/20 Reviews9.8/10 Clients & Experience6.5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$150 - $199 / hr10 - 49Littleton, CO
Ability to deliver
31.8/40.017.6/20 Reviews10/10 Clients & Experience4.2/10 Market PresenceService focus
45% Enterprise App Modernization55% Other -
$1,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
34.8/40.017/20 Reviews9.7/10 Clients & Experience8/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$25,000+$150 - $199 / hr50 - 249Claymont, DE
Ability to deliver
33.3/40.016.6/20 Reviews10/10 Clients & Experience6.7/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.020/20 Reviews10/10 Clients & Experience7.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
35.2/40.019/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Atlanta, GA
Ability to deliver
32.3/40.016.8/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34/40.017.8/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
31.6/40.016.6/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$100 - $149 / hr10 - 49Costa Mesa, CA
Ability to deliver
32.6/40.018.6/20 Reviews10/10 Clients & Experience4/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
31.5/40.017.2/20 Reviews10/10 Clients & Experience4.3/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr1,000 - 9,999São Paulo, Brazil
Ability to deliver
33.4/40.016.6/20 Reviews9.9/10 Clients & Experience7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
31.4/40.016.4/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
28.2/40.016.2/20 Reviews7.8/10 Clients & Experience4.2/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr250 - 999Kropyvnytskyi, Ukraine
Ability to deliver
34.2/40.018.8/20 Reviews10/10 Clients & Experience5.4/10 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.