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

3 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
Beauty
$50,000 & Up
Sort by: Sponsored
Application Modernization Services × Beauty × $50,000 & Up ×Clear Filters

  • Kingsmen Digital Ventures

    We Build Innovative Technology.

    Applications and platforms proudly built here in the USA. We have assisted some of the most prominent global brands operating in complex and heavily regulated sectors in successfully launching software solutions that underpin their go-to-market strategy, ensuring a world-class customer experience...

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Product Design
    • Creative Services
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    14 Projects Listed

    Kingsmen Digital Ventures Services

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Product Design
    • Creative Services
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Evolus
    • Revance
    • Merz Aesthetics
    • PTC
    • Kareo
    • Microsoft
    • Quiksilver
    • Casamigos Tequila
    • VantagePoint
    Data sourced from the agency's DesignRush profile
    Visit WebsiteView Profile
    5.0 5.0 (3)

  • QTIM

    We Build Digital Products

    QTIM is a digital product development company that designs and builds complex, high-load web platforms, mobile applications, SaaS products, and AI-powered solutions for businesses worldwide. Ranked among Russia's leading development companies, QTIM has successfully delivered more than 280 projects across...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    • Design Services
    • Software Testing
    • Show more
    Location
    Tula, Russia
    Number of Employees
    50 - 99
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed

    QTIM Services

    • Web Design
    • Web Development
    • Mobile App Development
    • Design Services
    • Software Testing
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Russian Agricultural Bank
    • 4fresh
    • Ozon
    • INVITRO
    • Sber
    • MATLAB
    • Ponimayu
    • Exponenta
    • Online School No. 1
    Data sourced from the agency's DesignRush profile
    Visit WebsiteView Profile

  • Logix Technology

    Where Technology Meets Business

    Logix Technology is a Vietnam-based Offshore software development company for enterprise, delivering tailored digital solutions for startups, SMEs, and enterprises worldwide...

    Top Services:

    • Mobile App Development
    • Software Development
    • Cloud Consulting
    • Web Development
    • eCommerce Development
    • Show more
    Location
    Ho Chi Minh, Vietnam
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    1 Project Listed

    Logix Technology Services

    • Mobile App Development
    • Software Development
    • Cloud Consulting
    • Web Development
    • eCommerce Development
    • Software Testing
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Think for BL
    • ePapyrus
    • CT4
    Data sourced from the agency's DesignRush profile
    Visit WebsiteView Profile

Explore Mobile App Development Specializations

Explore all Mobile App Development Companies

Popular Services

Why People Trust DesignRush

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.

DesignRush rating logos on Trustpilot and Google

Learn more about DesignRush Agency Ranking Methodology.

Sources

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.
  • The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.

Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.

Latest Trends Related to Application Modernization Services

iPhone vs Android Statistics
App Development

iPhone vs. Android: 60+ Key Market Statistics Every Business Should Know

20,352
Mobile App Development AI Tools
App Development

I Tested the Top 5 Mobile App Development AI Tools: Here’s What Stood Out

38,794
No-Code App Builders
App Development

Top 5 No-Code App Builders Reviewed — Which One Came Out on Top?

26,961

ReceiveFreeProposals

For your project

1

Specify your budget, timeline and project requirements

2

Our experts curate a list of up to 5 most qualified candidate agencies

3

We connect you with them so you can choose the most suitable partner

Specify your requirements