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

60 Companies - Rankings updated: August 29, 2026

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

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  • RMgX Technologies LLP

    We Get It Done!

    RMgX serves as your strategic ally in delivering design-driven technology solutions that foster growth and prosperity in the digital realm. Our steadfast dedication to human-centered design distinguishes us, allowing us to effect tangible transformation for businesses...

    Top Services:

    • Digital Services
    • Product Design
    • UI/UX Design
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Gurgaon, India
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
    Visit Website View Profile
    4.1 4.1 (13)

  • Desilo Technologies Pvt. Ltd.

    Define. Design. Develop.

    Desilo transforms visionary ideas into impactful digital products through design-driven development. Specializing in SaaS, UI/UX, and end-to-end development, we deliver intuitive, high-quality solutions tailored to user needs and business goals. Our expertise spans startups and enterprises, focusing on...

    Top Services:

    • Web Design
    • UI/UX Design
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Show more
    Location
    Ahmedabad, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile
    5.0 5.0 (5)

  • Hashe Computer Solutions (Pvt) Ltd.

    Client Satisfaction is Our Ultimate Goal.

    Hashe offers proficient analysts and development teams that skillfully transform corporate strategies into innovative, resilient, and cost-effective systems. These endeavors harness the distinctive competitive advantages of our clients, leading to shortened time-to-market cycles...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Digital Marketing
    • Show more
    Location
    Lahore, Pakistan
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
    Visit Website View Profile
    4.5 4.5 (44)

  • VAYUZ Technologies

    Connecting the Digital Dots

    We are an Engineering company with leading capabilities in Digital Transformation, Internet-related services and products, Data Science, Development Operations, Product as a Service, Technology Consulting, and Software Engineering. We are trusted by NSE giants as a digital transformation partner and have a...

    Top Services:

    • Mobile App Development
    • Wearables
    • IoT
    • Web Development
    • AI Development
    • Show more
    Location
    Noida, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.5 4.5 (90)

  • Galekt

    Engineering capabilities that solve today's challenges and scale with you for a better tomorrow.

    Galekt Labs is a software engineering company specializing in remarkable MVP development and reliable product development to transform your ideas into market-ready products faster than traditional development cycles...

    Top Services:

    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Business Consulting
    • Cloud Consulting
    • Show more
    Location
    Ahmedabad, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $22/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    3.5 3.5 (2)

  • Azusys Technologies Private Limited

    Transforming Ideas Into AI Actions

    Azusys Technologies Private Limited is a software development company and digital marketing company providing innovative IT service solutions for startups and businesses. We specialize in mobile app development, rental management system development, WhatsApp marketing, and custom software solutions. Our...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Cloud Consulting
    • Show more
    Location
    Kumbakonam, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile

  • Hastree Technologies Pvt Ltd

    Engineering the Digital Future With AI Precision

    Hastree Technologies helps startups and businesses build practical digital products with AI integration, mobile app development, and custom web development. We develop apps for iOS, Android, macOS, watchOS, tvOS, and the web, from MVPs to full-scale production systems. Our team focuses on clean engineering...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Web Development
    • HR Outsourcing
    • Show more
    Location
    Noida, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile
    4.9 4.9 (48)

  • CodeWryters

    Your Trustworthy Go-To Partner for Tech Solutions

    Spearheading the Accelerated Development of Brands Similar to Yours by Leveraging Over 8+ Years of Profound Technological Expertise, Rich Experiential Insights, and Trailblazing Innovation...

    Top Services:

    • Mobile App Development
    • IT Services
    • Web Development
    • Market Research
    • Graphic Design
    • Show more
    Location
    Surat, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile

  • Grayhat

    We Build Cool Stuff

    Grayhat is a high-impact engineering and design agency specializing in custom platforms and SDKs, mobile application development, AI/ML integration, and cloud architecture. We help startups in Silicon Valley and global enterprises transform complex technical ideas and challenges into scalable...

    Top Services:

    • Product Design
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Islamabad, Pakistan
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    5.0 5.0 (8)

  • DeccanLogic

    Bringing Innovative Ideas To Reality

    DeccanLogic is a technology consulting and software development company that helps startups and growing businesses transform ideas into production-ready AI solutions and custom software. Combining senior engineering expertise with strategic technology partnership, the company delivers AI-powered workflows...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Staff Augmentation
    • IT Services
    • Show more
    Location
    Pune, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (2)

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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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DesignRush sustains a directory of over 30,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:

  • Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
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