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: October 18, 2026

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Application Modernization Services × Public Administration × $1,000 - $10,000 ×Clear Filters
  • One Stop Shop for Software Dev, Big Data, AI and Marketing.

    We operate with tech teams specialized in designing, developing, testing, deploying and maintaining tailored software to meet the specific needs of its customers, with a range of services related to the software development lifecycle...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • Big Data Analytics
    • Show more
    Location
    Manaus, Brazil
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000

    Kaizen Company Services

    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • Big Data Analytics
    • Business Consulting
    • Web Design
    • Web Development
    • Media Buying
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Bemol
    • SENAC
    • Datagro
    • XP
    • Panasonic
    • Technos
    • Logic Pro
    • Silicon Energy
    Data sourced from the agency's DesignRush profile
  • Empowering business success with custom software solutions

    Lindner IT specializes in developing industry-specific software solutions that empower enterprises. Using technologies such as SolidJS, Svelte, VueJS, Astro, ASP.NET Core, and Rust with Actix, our experienced team excels at both frontend and backend web development. Using our knowledge of Microsoft Azure and...

    Top Services:

    • Web Design
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Software Development
    • Show more
    Location
    Igersheim, Germany
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed

    Lindner IT Services

    • Web Design
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Software Development
    • Software Testing
    • WordPress Website Design
    • SEO
    • Managed Services
    • Cybersecurity
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Enterprise businesses
    • Medium sized businesses
    • Small businesses
    Data sourced from the agency's DesignRush profile

    Lindner IT Reviews & Testimonials

    • Denise !
      Denise ! Review from Google
      5.0★

      Denise !'s Review Sourced from Google

      I can only recommend Lindner IT to everyone.Robin Lindner always takes care of our various IT projects quickly and comprehensively. And if we ever had problems, he was usually able to fix them after a short time.Working together is fun and we don't regret our IT switch to Lindner IT in any way. On the contrary, we should have done this much earlier.Big thank you for the great support!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • We build the systems that run your business

    DeepRock Solutions is a Tbilisi software and AI studio for companies held back by spreadsheets, paperwork and manual routines. We build custom web, mobile and desktop systems, and add AI where it pays off: reading documents, checking them against your rules and taking routine decisions off your team. Every...

    Top Services:

    • Software Development
    • AI Development
    • Web Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Tbilisi, Georgia
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000

    DeepRock Solutions Services

    • Software Development
    • AI Development
    • Web Development
    • Mobile App Development
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Georgian Vending Group
    • TBS Taxi
    • Raillk
    Data sourced from the agency's DesignRush profile

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
128,514+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
48%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
3

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.