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

2 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
Social Networks
$50,000 & Up
Sort by: Sponsored
Application Modernization Services × Social Networks × $50,000 & Up × Clear Filters

  • Pollen

    Creating game-changing digital experiences and products

    We build brands, products and services, from the smallest startups to enterprise transformation and government departments. We partner with transparency, velocity & collaboration at every step of the way to define digital products, elevate brands, and fuel growth...

    Top Services:

    • Digital Services
    • Branding
    • Design Services
    • Product Design
    • Web Design
    • Show more
    Location
    Surry Hills, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed

    Pollen Services

    • Digital Services
    • Branding
    • Design Services
    • Product Design
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • AI Development
    • Software Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • NSW Dept of Customer Service
    • Museum of Contemporary Arts
    • CSIRO
    • NSW Government
    • ModiBodi
    • National Mental Health Commission
    • Museums of History NSW
    • ACT Government
    • Gumtree
    • National Gallery of Australia
    Data sourced from the agency's DesignRush profile

    Pollen Reviews & Testimonials

    • Sophie Hobbs
      Sophie Hobbs Review from Google
      5.0 ★

      Sophie Hobbs's Review Sourced from Google

      We've been working with Pollen for over 12 years - Two years ago they did our company re-brand, a new fully integrated website and digital strategy. They totally "get" our business - in fact they feel like an extension of our business. We highly recommend their work and professional service.

    • Matthew Smith
      Matthew Smith Review from Google
      5.0 ★

      Matthew Smith's Review Sourced from Google

      The best digital agency that I have worked with. Ross and the team took the time to really understand my business and were willing to work within my budget constraints. Not the cheapest in town but if you're after quality output that meets your spec, then look no further!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    5.0 5.0 (4)

  • AppUnite

    Product-oriented Elixir dev company

    We create custom teams prepared to support the development of your product at every stage...

    Top Services:

    • Web Development
    • UI/UX Design
    • Mobile App Development
    • Graphic Design
    • Product Design
    • Show more
    Location
    Poznan, Poland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up

    AppUnite Services

    • Web Development
    • UI/UX Design
    • Mobile App Development
    • Graphic Design
    • Product Design
    • Web Design
    • AI Development
    • Software Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Fishbrain
    • Starbucks
    • TechCrunch
    • Italist
    • Blocktrade
    Data sourced from the agency's DesignRush profile

    AppUnite Reviews & Testimonials

    • Ion Ana-Maria
      Ion Ana-Maria Review from Google
      5.0 ★

      Ion Ana-Maria's Review Sourced from Google

      There are scammers that are using AppUnite name and website to get credibility and trust. Fake jobs on WhatsApp with some apps rating or something.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit Website View Profile
    5.0 5.0 (32)

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

Receive Free Proposals

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