Searching for a top-rated application modernization services company to future-proof your business? Our directory provides industry-leading experts specializing in transforming legacy systems. With insights from verified client experiences and success stories, we make it easy for you to compare options based on location, budget, and hourly rates to find your next agency partner. 

Best App Modernization Services Agencies

7 Companies - Rankings updated: September 03, 2026

All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.

Application Modernization
Other
$1,000 - $10,000
Sort by: Sponsored
Application Modernization Services × Other × $1,000 - $10,000 × Clear Filters

  • ByteGeometry

    We build innovative software solutions that transform ideas into impactful products.

    We create custom websites, mobile apps, and software automation solutions that streamline operations and boost efficiency. Our expert team ensures every solution is scalable, user-friendly, and built for the future...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    Location
    Warsaw, Poland
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed

    ByteGeometry Services

    • Software Development
    • Web Development
    • Mobile App Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • ORDR
    • U*Z
    • VerpakkingenXL
    Data sourced from the agency's DesignRush profile

    ByteGeometry Reviews & Testimonials

    • Vincent Minichiello
      Vincent Minichiello Owner at ORE FM Inc
      5.0 ★

      Mobile App Development Review from Vincent Minichiello

      Working with Byte Geometry was an outstanding experience from start to finish. Their work quality was exceptional every feature of the ORE.FM app was built with precision, creativity, and attention to detail. The team consistently met every deadline, ensuring timely delivery across all milestones without ever compromising on quality. Their responsiveness and communication stood out throughout the entire project. Any questions, changes, or feedback were handled quickly and professionally, which made the process seamless and stress-free. In terms of overall costs, everything was transparent and fair, especially considering the level of technical expertise and support provided. I'm extremely satisfied with the final product and the entire collaboration. Byte Geometry truly went above and beyond to bring my vision to life. I would absolutely be willing to refer them to anyone looking for a skilled, reliable, and creative development partner.

    • Mohsen Tavakoli
      Mohsen Tavakoli CTO at EnGenZ
      5.0 ★

      Software Development Review from Mohsen Tavakoli

      Amazing work. Looking forward to working with them soon.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    4.5 4.5 (2)

  • ORKA Systems

    Your Partner For Smart Digital Solutions

    We provide end-to-end digital solutions - from custom software and next generation web & mobile applications to AI, machine learning, and blockchain technologies. Our team combines technical expertise with real-world business insight to deliver secure, scalable, and efficient products...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Blockchain
    • IT Services
    • Show more
    Location
    Košice, Slovakia
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000

    ORKA Systems Services

    • Software Development
    • Mobile App Development
    • AI Development
    • Blockchain
    • IT Services
    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Cyber Ventures Switzerland
    • Kim Dotcom (and ex MEGA projects)
    • Electronic Association of Czech Republic
    • BoBa Studio Prague
    • Office House Prague
    • Visibility Media Group
    Data sourced from the agency's DesignRush profile

    ORKA Systems Reviews & Testimonials

    • Marián Čuprík
      Marián Čuprík Client and Associate at SKALLARS Law | Advokáti CHZ
      5.0 ★

      Web3 Development Review from Marián Čuprík

      ORKA Systems did a great job for us. They delivered our website just as we wanted, and everything worked smoothly from start to finish. The team was easy to reach. Every time we had a question, they answered quickly and explained things clearly. We didnt waste time waiting for updates or chasing responses. Their technical work is solid. We asked for some custom solutions for our web3 development, and they handled even the tricky parts without any fuss. And they dont try to talk over your head with jargon. They keep things simple. The project cost was fair, with no hidden fees or surprise charges. We paid attention to the timeline, and ORKA delivered on schedule. The only delay we experienced was minor and well-communicated beforehand. I liked how the whole process was transparent. We always knew what was happening next. What stands out most is how willing they are to listen. If something was unclear, they fixed it fast. Our questions and suggestions were never ignored. Thats why I trust their team. In the end, our website looks good and runs reliably. It reflects what we wanted for our legal services business. If someone asked me to recommend a web development partner, I would mention ORKA without hesitation. No hype or big promisesjust honest work and good results.

    • Jozef Semančík
      Jozef Semančík Owner / Director at AllStars Customs
      5.0 ★

      IT Services Review from Jozef Semančík

      Guys at ORKA systems helped my custom-bike building business not only by creating a very unique website for my company, but we are also using their own application (www.yeapp.app) for managing my business. Great cooperation - everything went perfectly!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    4.5 4.5 (2)

  • Cloud Systems

    Web and Mobile Development Agency

    We build web and mobile applications for tech startups and enterprises...

    Top Services:

    • Software Development
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • UI/UX Design
    • Show more
    Location
    Beirut, Lebanon
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    17 Projects Listed

    Cloud Systems Services

    • Software Development
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • UI/UX Design
    • Web Design
    • Software Testing
    • AI Development
    • Mobile App Development
    • Big Data Analytics
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • UNDP
    • Near East Foundation
    • Mercy Corps
    • Expertise France
    • Chemonics
    Data sourced from the agency's DesignRush profile

    Cloud Systems Reviews & Testimonials

    • Alaa Aoun
      Alaa Aoun Review from Google
      5.0 ★

      Alaa Aoun's Review Sourced from Google

      Highly recommend this software company! Their team is incredibly knowledgeable and dedicated to providing top-notch solutions. From start to finish, they exceeded our expectations with their professionalism and expertise. The software they developed for us has streamlined our processes and improved our efficiency tenfold. Excellent customer service and ongoing support. We're thrilled with the results and look forward to continuing our partnership with them.

    • Ali Abdullah
      Ali Abdullah Review from Google
      5.0 ★

      Ali Abdullah's Review Sourced from Google

      I had an amazing experience with Cloud Systems! They provided exceptional cloud solutions tailored to my company's needs. The team's professionalism, expertise, and outstanding customer service made the transition seamless. I highly recommend them.

    • Yasmine Hamdar
      Yasmine Hamdar Review from Google
      5.0 ★

      Yasmine Hamdar's Review Sourced from Google

      Cloud Systems is one of the best software engineering companies in Lebanon -- very professional, on time, and dedicated team.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    5.0 5.0 (6)

  • VISO

    AI & Software Development Partner

    AI-First Software Engineering & AI Transformation Consulting Partner Viso delivers AI-first software engineering, agentic SDLC implementation, and end-to-end AI transformation consulting helping teams ship faster, reduce technical debt, and generate measurable AI ROI...

    Top Services:

    • Digital Services
    • Logo Design
    • Design Services
    • Product Design
    • Web Design
    • Show more
    Location
    Lviv, Ukraine
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed

    VISO Services

    • Digital Services
    • Logo Design
    • Design Services
    • Product Design
    • Web Design
    • Web Development
    • Software Testing
    • Mobile App Development
    • IT Services
    • Software Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Ask Sung LLC
    • GRVS
    • WeDesk
    • Online Minds
    • XIM Technologies, Inc.
    Data sourced from the agency's DesignRush profile

    VISO Reviews & Testimonials

    • Roman Panas
      Roman Panas Review from Google
      5.0 ★

      Roman Panas's Review Sourced from Google

      Viso's office is spacious, even if you play football, you can't dirty the walls) Most importantly, there are really good people working here who will agree to reinstall Windows for you or make a nice website at any time. People with a sense of humor, people who are ready to patiently listen to your needs, complaints or suggestions and offer their visionary solution!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    5.0 5.0 (5)

  • Somos Gente Digital

    We Do It For Them, For Us, For The People, We Are Digital People.

    We treat every mission with the seriousness it deserves. Our focus is delivering the best possible outcome for your goal, staying within budget by ensuring every step is executed with maximum efficiency...

    Top Services:

    • eCommerce Development
    • Web Development
    • Branding
    • Logo Design
    • Graphic Design
    • Show more
    Location
    Medellín, Colombia
    Number of Employees
    Under 49
    Average Hourly Rate
    $37/hr
    Minimal Budget
    $1,000 - $10,000

    Somos Gente Digital Services

    • eCommerce Development
    • Web Development
    • Branding
    • Logo Design
    • Graphic Design
    • SEO
    • Social Media Marketing
    • Mobile App Development
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • SmileHD Original
    • Nike
    • Airplan
    • Código Verde
    • Bento Bong
    • Stay Group
    • Copeval
    • West Química
    • La Poción
    Data sourced from the agency's DesignRush profile

    Somos Gente Digital Reviews & Testimonials

    • Juan Guillermo Serna Agudelo
      Juan Guillermo Serna Agudelo Social Communicator - Community Manager at Sociedad Operadora de Aeropuertos Centro Norte (Airplan)
      4.8 ★

      Web Development Review from Juan Guillermo Serna Agudelo

      Somos Gente Digital exceeded our expectations and allowed us to achieve the transformation that our company needed so much since the web renovation. With a highly qualified interdisciplinary team, committed from start to finish and with a responsible application of agile methodologies, we achieved a synergic work with very significant results that make our digital assets more aesthetic, agile, secure spaces, with improved and new functionalities; all this always thought from the user experience. It is worth recognizing that the deliveries exceeded the initially agreed deadlines, but I understand and recognize that it was due to the new ideas and challenges we faced together in the process to achieve what we have today. To your entire team, my total admiration and gratitude. I have full confidence in your work and will recommend you whenever I have the opportunity to do so.

    • Adriana Gutiérrez
      Adriana Gutiérrez Review from Google
      3.0 ★

      Adriana Gutiérrez's Review Sourced from Google

      We requested a quote for maintenance and they never sent us the proposal. It didn't seem very diligent, but... We still had to look for another alternative for what we needed.

    • Pesca Raffinata
      Pesca Raffinata Review from Google
      5.0 ★

      Pesca Raffinata's Review Sourced from Google

      They have an excellent team, they have done a very complete job for my company, meeting the expectations of the contract, totally recommended!!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    4.2 4.2 (1)
    4.9 4.9 (14)

  • QuadAngles

    We Look at Creative Angles

    QuadAngles is a professional agency leader in digital experiences, web design, mobile app and branding...

    Top Services:

    • Web Design
    • eCommerce Development
    • Product Design
    • SEO
    • Mobile App Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed

    QuadAngles Services

    • Web Design
    • eCommerce Development
    • Product Design
    • SEO
    • Mobile App Development
    • Web Development
    • WordPress Website Design
    • Digital Marketing
    • Social Media Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Alnaqsha
    • Qubment
    • Netman
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • Rasonix

    Innovate, Build, Elevate.

    Welcome to Rasonix - Your Partner in Web Development and Design Solutions At Rasonix, we believe in the power of exceptional web experiences. As a leading web development company, we are dedicated to delivering innovative and tailored solutions to meet your digital needs...

    Top Services:

    • SEO
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Software Testing
    • Show more
    Location
    Bengaluru, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed

    Rasonix Services

    • SEO
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • MyTyles
    • Devstringx Technologies Pvt Ltd
    • LensHub
    • Stylo Boutique
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

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Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding application modernization services companies. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

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