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
1,002 Companies - Rankings updated: April 05, 2026
All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.
Transforming Ideas Into Solutions One Byte At A Time
Onest Tech is a results-driven software development company specializing in custom web and mobile solutions. We deliver high-quality digital products using Flutter, Laravel, React, and more empowering businesses with innovative, user-friendly technology. From startups to enterprises, we turn ideas into [... view Onest Tech profile ]- Location
- Dhaka, Bangladesh
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Services For Your Business Success
With 20+ years of experience in complex custom software development projects, we are a reliable Swiss partner for software innovation. Our mission is supporting our customers with innovative solutions that set them apart from the average. We help companies strengthen their uniqueness and fully integrate their [... view Soxes AG profile ]- Location
- Bubikon, Switzerland
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $120/hr
- Minimal Budget
- $25,000 - $50,000
Only the best software.
Founded in 2017, SleekDigital has been a software development agency specialising in web development and mobile app development. [... view SleekDigital profile ]- Location
- Singapore, Singapore
- Number of Employees
- Under 49
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Experiencing the future through design
We are an Experience Design Company. We partner with companies worldwide to craft their brand universe and set out on unique journeys to shape their future. [... view Unknowns Labs LLC profile ]- Location
- Buenos Aires, Argentina
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
In Code We Trust
Code Of Us is a company that specializes in delivering custom software solutions to businesses of all sizes. [... view Code Of Us profile ]- Location
- Zagreb, Croatia
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
Digitalization With No Drama
Map to Moon is a fully remote agency collaborating with clients across the UK, Spain, Andorra, and internationally. Committed to transparency, creativity, and long-term relationships, we operate as an extension of your team to deliver meaningful digital experiences. [... view Map To Moon profile ]- Location
- Arinsal, Andorra
- Number of Employees
- Under 49
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Empowering Business Globally Since 2010
In the digital universe, transformation is the name of the game, and at Chameleon Ideas Inc., were the masters of this transformative magic. Our suite of digital marketing services is designed to elevate your brand, boost your online presence, and drive results that matter. Whether its climbing the SEO [... view Chameleon Ideas Inc. profile ]- Location
- Tillsonburg, Canada
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
Your Technology Partner
Vitek Technology LLC is a leading group of technology experts specializing in delivering innovative SaaS solutions, comprehensive project management, and strategic consulting services. Our expertise also extends to encompassing top-tier Web and App design, seamless integration solutions, and reliable hosting [... view Vitek Technology LLC profile ]- Location
- Monterrey, Mexico
- Number of Employees
- 100 - 249
- Minimal Budget
- $1,000 - $10,000
From Concept to Market Success
We Build Innovative Mobile App Solutions In Less Than 3-4 Months Even If You Don't Know Anything About Technology Or Process. Save valuable equity & money, needed to hire a technical co-founder or a CTO. With us you get a Solid tech leadership who is Ex Microsoft, Ex TCS, Ex Infosys, looking after your App. [... view Iconnect profile ]- Location
- Harrow, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
If Your Business Matters, Your Process Matters
At BP3, we transform your complex challenges into streamlined success stories through AI and Automation. [... view BP3 Global profile ]- Location
- Austin, Texas
- Number of Employees
- 100 - 249
Global tech talent, LATAM powered, U.S. aligned
Zallpy stands as one of the fastest growing Software Outsourcing and Staff Augmentation nearshore companies, strategically positioned nearshore to provide cutting-edge, scalable IT squads to Startups and Fortune 500 corporations across North America and Europe. [... view Zallpy Digital profile ]- Location
- Frisco, Texas
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
Performance Excellence Solutions
Perfexion, Inc, is a digital marketing agency giving clients a professional online presence, while increasing website traffic and qualified leads. Perfexion, Inc. is a Philadelphia website design, SEO and online marketing agency that delivers high-performing web and content marketing solutions. Our services [... view Perfexion profile ]- Location
- Plymouth Meeting, Pennsylvania
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
Building Brands Through Digital Experiences.
We are a solutions-oriented web development agency in Vancouver, WA, specializing in WordPress, Shopify, and React frameworks for custom portals, e-commerce, and small business websites. We maximize reach and engagement through tailored branding, SEO, and animation design. [... view Couve Creative profile ]- Location
- Vancouver, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- $1,000 - $10,000
Innovation. Precision. Success.
We are a full-service software development company specializing in custom software solutions, web development, website design, and a wide range of IT services. Our team delivers innovative, scalable, and user-focused digital solutions that help businesses thrive in today's digital landscape. With a commitment [... view Three Circles profile ]- Location
- Kalispell, Montana
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Transform your vision into digital realities.
Samprand specializes in advanced web and app development with AI-powered solutions for businesses and agencies under a white-label model. We build custom web and mobile apps, AI-driven automation, e-commerce platforms, and offer SEO optimization and technical support. Our focus on innovation, scalability, and [... view Samprand profile ]- Location
- Miami, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Passionate, Result-Driven, And Creative Digital Marketing Agency.
Based in Nagercoil, the evergreen city in the south of India, Wibits, a full-service digital agency, crafts fabulous strategies for brands to get maximum visibility in the digital space. Our love for creativity and technology has shaped our journey to become what we are today. We have helped businesses of all [... view Wibits Web Solutions LLP profile ]- Location
- Nagercoil, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
We Design And Develop Your Custom System.
We are a digital agency that creates custom digital products, develops tailored software and websites, and designs meaningful user experiences. We help businesses optimize processes and boost performance through smart, scalable solutions. [... view Daptee profile ]- Location
- Buenos Aires, Argentina
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
Inspired. Focused. Innovative.
We comprise a dynamic, expanding, and exceptionally proficient assembly of Developers, Web Designers, Project Managers, Content Marketers, and Website Architects. Through innovative thinking, we imbue each IT Product with an agile guarantee of optimal user experience, affirming our commitment to transcending [... view Evalogical profile ]- Location
- Thiruvananthapuram, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Custom Web Applications & Connected Commerce Solutions
We build powerful web platforms for Australian businesses from early-stage ventures to established enterprises combining custom application development, B2B and B2C eCommerce systems, and deep ERP integration. [... view WebAlive profile ]- Location
- South Yarra, Australia
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $10,000 - $25,000
We are a fiercely positive agency.
Inspired by the concept of "business of experience", we embody our mission of providing excellent experiences in our client's relationships with all parties interested in their business, with positivity, innovation, trust and sustainability. [... view LOBA.bx profile ]- Location
- Oliveira de Azeméis, Portugal
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $10,000 - $25,000
Better Service
eDesk Solutions is Leading IT Company Which is Providing Web Designing, Graphics, Mobile Application Development IOS Android & Hybrid, Agile Software. [... view EDesk Solutions profile ]- Location
- Luton, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $10/hr
- Minimal Budget
- Under $1,000
We provide services that make you stand out.
Apex Digital Agency is a Perth-based digital agency providing professional Web Design Perth, helping businesses build modern, fast, and conversion-focused websites. As experienced Shopify Experts Perth, we create scalable eCommerce solutions along reliable Custom Software Development Company. [... view Apex Digital Agency profile ]- Location
- Perth, Australia
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
Software as a passion.
Established in 2002 in the USA, ObjectStyle stands as a distinguished software technology company. We are dedicated to offering comprehensive end-to-end IT services that encompass a wide spectrum of solutions. Our expertise spans various domains, ranging from web design and mobile app development to IT [... view ObjectStyle profile ]- Location
- Fairfield, Connecticut
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $10,000 - $25,000
We are a Digital Marketing Agency who have been a growth partner of different brands.
We are a Digital Marketing Agency who have been a growth partner of different brands across different industries. With years of experience in the digital space we have seen the rapid change in this segment and thus have a deeper knowledge of how digital trends work and how to ride the trend curve which helps [... view UrsDigitally Agency profile ]- Location
- Kolkata, India
- Number of Employees
- 50 - 99
- Minimal Budget
- Under $1,000
- Portfolios Count
- 5 Projects Listed
Best app developers in Nigeria.
Appfur is a mobile app development company in Nigeria, we will help you create a custom mobile app to bring your idea to life [... view Appfur profile ]- Location
- Abia, Nigeria
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
Think. Invent. Solve.
NextGen Invent is a leading IT and AI services company specializing in AI, generative AI, computer vision, automation, and data analytics. Serving industries like healthcare, finance, supply chain, and manufacturing, the company has created 500+ AI models, developed over 100 software products, and e [... view NextGen Invent profile ]- Location
- Syosset, New York
- Number of Employees
- 100 - 249
- Minimal Budget
- $10,000 - $25,000
Fast and efficient Nocode & AI Apps.
Codi Technologies helps businesses build applications efficiently by providing nearshore design and development services. We leverage low code tools, top tier designers & developers skilled in frontend and backend, integrations, and UX/UI to deploy ideas quickly. [... view Codi Technologies profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $1,000 - $10,000
Innovate. Transform. Scale.
Euristiq is a Toronto-based digital transformation agency that delivers secure, scalable software engineering and consulting services. Since 2016, the AWS Advanced Tier Partner and ISO27001 certified firm has supported clients across North America, Europe, and Asia in modernizing legacy systems, building AI [... view Euristiq profile ]- Location
- Toronto, Canada
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
Software Solutions for Your Business
We're building great web apps for great businesses. [... view Alverden profile ]- Location
- Minsk, Belarus
- Number of Employees
- Under 49
- Average Hourly Rate
- $27/hr
- Minimal Budget
- $10,000 - $25,000
Idol for all your IT needs
IT IDOL Technologies is a custom software development company specializing in custom software development services, custom AI solutions development, and product engineering. Hire dedicated software developers to build scalable, high-performance solutions that drive innovation and business growth. [... view IT Idol Technologies profile ]- Location
- Valsad, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $15/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Effective agility.
At Teixos, our longstanding tagline, "Effective Agility," remains as pertinent as ever, particularly in the current landscape where powerful artificial intelligence plays a crucial role. Artificial intelligence serves to enhance, accelerate, and optimize every aspect of our processes, ensuring maximum [... view Teixos profile ]- Location
- Campinas, Brazil
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
Experience Award Winning UX/UI Design From Us.
Eyfect Designs is a full-service digital agency specializing in web design, development, and mobile app solutions. We create custom, responsive websites and mobile apps tailored to your brand's needs. Our services also include SEO, digital marketing, UI/UX design, and app maintenance. We are dedicated to [... view Eyfect Designs profile ]- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
The Path of Success.
Base2Brand, the convergence point of creativity and technology! Our specialization lies in mastering Shopify, bespoke web development, and creating captivating UI/UX designs. We excel at transforming ideas into digital art, meticulously crafting unique online experiences that seamlessly connect and convert. [... view Base2Brand Infotech Pvt. Ltd. profile ]- Location
- Mohali, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 4 Projects Listed
Code You Can Trust
RocketBuild partners with innovators, entrepreneurs, and creatives to develop stellar web applications, mobile apps, websites, and system integrations of all types. We hire and train the most experienced, on-shore app developers, user experience (UX) buffs, and technical architects to help our clients solve [... view RocketBuild profile ]- Location
- Indianapolis, Indiana
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $25,000 - $50,000
Expert Technology Consultants
Incipient Corp. is a Technology Consulting Group based in Rutherford, NJ providing a deep expertise in open-source technologies, digital business solutions and product lifecycle management. [... view Incipient Corporation profile ]- Location
- Rutherford, New Jersey
- Number of Employees
- Under 49
Turning Ideas Into Exceptional Digital Solutions
CodeClouds is your one-stop shop for everything Web, eCommerce, CRM, CMS, and Design. We have more than 500+ members in the US, New Zealand, India, and Australia [... view CodeClouds profile ]- Location
- Fort Wayne, Indiana
- Number of Employees
- 500 - 999
Excellence is not a skill, it's an attitude
Nichetech is a full service Mobile App and web app development company providing affordable and sustainable solutions to the businesses across the globe, We have worked on over 1200 projects since our inception in 2011. We are a team of enthusiastic software professionals with experience of working with large [... view Nichetech profile ]- Location
- Parsippany-Troy Hills, New Jersey
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $21/hr
- Minimal Budget
- $1,000 - $10,000
Software personnel outsourcing.
Softr Solutions comprises a dynamic and passionate team of young, highly motivated professionals with extensive experience in software development, architecture, and design. Our collective working experience spans decades, providing us with a wealth of knowledge and expertise that we bring to every project we [... view Softr Solutions profile ]- Location
- Sarajevo, Bosnia and Herzegovina
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $10,000 - $25,000
Apps that inspire, solutions that empower.
Appelier is a mobile app development studio with a decade-long history of transforming our clients' visions into seamless mobile experiences. We blend Swift, Kotlin, Java, and Dart to craft intuitive apps for iOS, Android, and Flutter platforms. Passionate about design, we use Figma and Sketch to create [... view Appelier profile ]- Location
- Chișinău, Moldova
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
Code To Cloud , We've Got You Covered.
At MAGENSE, we ignite growth through innovation, offering custom software, intuitive web apps, and seamless cloud solutions to propel your business forward. With our expertise and commitment to excellence, we empower businesses to thrive in today's digital landscape. [... view MAGENSE profile ]- Location
- Alexandria, Egypt
- Number of Employees
- Under 49
Parners in your digital transformation.
At Timix, we offer comprehensive business solutions to our clients, encompassing consulting services, software development, cybersecurity, data science, and process improvement solutions through RPA technology. With a focus on innovation and efficiency, our tailored approach ensures that each client's unique [... view Timix profile ]- Location
- Viña del Mar, Chile
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
Elevate your brand. Exceed your goals.
A3 Revenues bridges the gap between traditional and digital advertising. Our experts use their knowledge to find the best channels for your brand, maximizing its reach and user engagement. We partner with top publishers to ensure your message is seen by the right audience. Creativity, flexibility, and [... view A3 Revenues profile ]- Location
- Harish, Israel
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
We Turn Your Ideas Into Reality.
Software development and IT consulting company built by technology enthusiasts. We focus on delivering an excellence of work for our customers. [... view Dreams Technologies profile ]- Location
- London, United Kingdom
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $17/hr
- Minimal Budget
- $10,000 - $25,000
Bridging the GAP between development and business teams
We offer a comprehensive suite of services, including Agile Transformation, Business Analysis, Project Management, Process Management, Digital Marketing, UI/UX Design, and both Manual and Automation Testing. Our approach is client-centric, focusing on delivering high-quality results that align with your [... view Danuvius Connect profile ]- Location
- Cluj-Napoca, Romania
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
Inspired Technology.
At Kreitech, we specialize in helping US companies turn their visions into reality by providing tailored software solutions and top-tier talent augmentation. Our mission is simple yet profound: to deliver high-quality software and staffing solutions that empower our clients to innovate, scale, and thrive in a [... view Kreitech profile ]- Location
- Montevideo, Uruguay
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
Empowering Digital Success Across the Globe.
We are dedicated to transforming your digital vision into reality. With expertise spanning WP, Shopify, web development, mobile applications, eCommerce, Salesforce, no-code/low-code platforms, and cloud, we provide comprehensive solutions tailored to your unique needs. Our team of passionate developers [... view Codefreex profile ]- Location
- Hillside, New Jersey
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
Analyze. Plan. Execute.
At Exeqcuet we are passionate about delivering quality work that's fast, reliable, and truly valuable. For us, its not about quick wins or cutting corners its about building trust and creating lasting partnerships with our customers. Your success is our success, and were here to grow with you every step of [... view Exeqcuet profile ]- Location
- Montreal, Canada
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
Leading IT Outsourcing Company In Australia
At PredictWise, we are proud to be recognized as a trusted IT Outsourcing Company, offering a wide range of technical expertise and innovative solutions to businesses of all sizes. Our team comprises highly skilled professionals with diverse backgrounds, allowing us to deliver exceptional results in a variety [... view PredictWise Pty Ltd profile ]- Location
- Stanhope Gardens, Australia
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
Innovate, Collaborate, and Launch with The Apps Pro.
The Apps Pro is a leading mobile app development company specializing in crafting bespoke applications with smart strategies, advanced technology, and user-friendly designs. They provide custom solutions for iOS, Android, and cross-platform apps, ensuring seamless functionality and engaging user exp [... view Apps Us profile ]- Location
- New York City, New York
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $2000/hr
- Minimal Budget
- $1,000 - $10,000
We Scale Your Business By Enhancing productivity
EB DevTech LLC is a Houston-based technology and AI-automation consultancy that helps small and mid-sized businesses turn paper and chaos into clean, reliable systems. By combining cloud infrastructure, custom software, and intelligent automation, EB DevTech streamlines operations, enhances efficiency, and [... view EB DevTech LLC profile ]- Location
- Houston, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $1,000 - $10,000
Explore Mobile App Development Specializations
- Accessibility Mobile App
- Android
- App Development Consultants
- Consumer
- Cross-Platform
- eCommerce
- Educational
- Enterprise
- Entertainment App Development
- Field Operations
- Financial
- Fitness App Development
- Food Delivery App Development
- Freelance
- Gambling
- Games
- Government
- Healthcare
- HTML5
- Hybrid
- Insurance
- iPad
- iPhone
- Media App
- Mobile App design
- Nonprofit
- Publishing
- React Native
- Restaurant App Development
- Small Businesses App Development
- Social Network Apps
- Sports App Development
- Startup
- Telemedicine App Development
- Thunkable
- Travel App Development
- Wearables
- Windows
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.
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.
About The Author and Expert Reviewer
Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.
Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.
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