Mobile App Agencies in Washington, DC

Simpalm is a leading digital product development company in the USA, specializing in UI/UX design, mobile app development, web development, AI solutions, and SaaS platforms. With offices in Maryland, Chicago and New York, we’ve been building transformative digital solutions for startups, established companies, and nonprofits. Our digital solutions have solved challenges for healthcare, financial services, construction, education, IoT, charities, associations and SaaS industry.

Our team of experienced project managers, designers, developers, and testers combines creativity with cutting-edge technology to turn ideas into high-performing apps, websites, and AI-driven systems. We focus on delivering products that enhance efficiency, scalability, and user experience — helping organizations grow faster in today’s digital-first world.

With over 400+ successful deployments, Simpalm has become a trusted partner for businesses looking to design, develop, and scale their digital products. Beyond development, we offer continuous support and maintenance to ensure your solution remains secure and future-ready.

Our Main Services:

• Discovery and Design: Define requirements, create wireframes, and design visually engaging UI/UX for your app or website.

• Custom App Development: Build AI-powered mobile apps using React Native, Swift, Kotlin, and Flutter.

• Website Design and Development: Craft CMS-based websites in WordPress, Drupal, or Hubspot CMS to represent your brand or organization effectively.

• Web and SaaS Applications: Develop scalable SaaS or web portals using React, Node.js, .NET, and Python.

• AI Strategy and Development: Create tailored AI strategies, chatbots, and automation workflows that empower your business.

• Support and Maintenance: End-to-end technical support to keep your products performing seamlessly.

Plavno is a premier software development house with over 20 years of experience and a highly qualified team of experts in your industry.

Fully-fledged teams of specialists cover each stage of product creation, from product management and analysis to design, development, testing, and ongoing support.

We have a unique advantage, our pre-formed full teams work exclusively on products in their specific domains, such as Healthcare, E-Learning, FinTech, Travel & Hospitality, Fleet management and more.

We can help you with:

✔ Web Development

✔ Mobile App Development

✔ CRM/CMS/SaaS Development

✔ Chat and Chatbot Development

✔ Web3 / DeFi / DAO / Smart contract

✔ WebRTC

Stop struggling with bloated budgets and slow time-to-market. At Plavno, our fully-fledged team provides cost-effective and streamlined solutions that minimize technical debt and maximize your product's potential. With end-to-end support and a proven track record in the SAFe Scaled Agile Framework, we're the partner you need to succeed.

LET’S CONNECT

Let us help you choose the best path forward to deliver the perfect solution: Admin@plavno.io

COAX Software is your partner for smart software solutions for travel, transport & logistics. Since 2010, we’ve helped industry leaders design, build, and scale products that move markets forward. From sleek mobile apps to enterprise platforms, we deliver end-to-end development, team acceleration, and AI-driven solutions engineered to be reliable, scalable, and ROI-positive. Our integrated approach connects strategy, delivery, and growth—so your product ships faster, performs better, and compounds value over time.

🏆 Top-Rated Agency on Upwork

🏆 Experts Team with 100% Job Success Rating

🏆 16 000+ delivery hours on Upwork

🏆 Net Promoter Score 9.8/10

🏆 4.9/5 at Clutch.co

What makes us different:

- Deep Travel & Logistics Expertise

We understand bookings, reservations, fleet management, customer loyalty, and compliance. We design solutions tailored to travel and transport operations—so your customers get seamless digital experiences.

- AI & Automation at the Core

From AI chatbots for customer care to predictive analytics for demand forecasting—and retrieval-augmented search for ops knowledge—we apply responsible AI practices to deliver measurable impact.

- Flexible Partnership Models

Choose what fits now and scales later: Discovery packages, fixed-scope acceleration, or dedicated squads. Need a quick MVP or expert consulting? We adapt to your goals and pace.

- Proven Track Record

15+ years, hundreds of deliveries, and a team that’s 90% mid/senior. We’re known for on-time, on-budget execution and outcomes that compound.

- Global Outlook, Remote DNA

Rooted in Ukraine and delivering worldwide, we operate remote-first - combining nearshore accessibility with global reach.

We’re certified and partnered:

• ISO 9001 - international standards of quality management
• ISO/IEC 27001 - international standards of information security
• AWS Certified Solutions Architect
• AWS Certified AI Practitioner Early Adopter
• Professional Scrum Master™ I
• Member of the techUK trade association

Akveo is an international software development firm that creates innovative digital solutions to help businesses grow. Specializing in custom software, low-code/no-code platforms, and UI/UX design, we empower companies of all sizes to turn their concepts into scalable, high-performing applications.

As a certified Retool development partner and React Native expert (https://www.akveo.com/services/mobile-application-development/react-native), Akveo has successfully completed 500+ projects across sectors like finance, healthcare, eCommerce, and EdTech.

Our team of experienced software engineers, designers, and business analysts works collaboratively to deliver top-quality solutions. From cross-platform mobile development to MVP creation and AI-driven automation, we are dedicated to providing exceptional results that surpass client expectations.

We are Fulminous Software, a skilled web and mobile app development company with a proven history of creating popular and profitable apps. We're known for our knack for enhancing existing apps and websites to make them even better, ensuring people keep downloading and enjoying them. Our dedicated team is here to turn your ideas into reality.

The company’s biggest strength is its team which I a mix of most ingenious and focused individuals who are adroit in whatever they do. They believe in delivering flawless and reliable solutions to clients that match business needs and drive business growth. We are looking for strategic partnerships from around the globe. If you are interested please contact us today.

Client's Feedback About US:

https://clutch.co/profile/fulminous-software-private#highlights

https://www.bark.com/en/in/company/fulminous-software-private-limited/9AKJO/

Our Key services:

* Custom Software development

* Mobile App Development (Android App, iPhone App, Cross-Platform App)

* Custom Game Development (AR, VR, iOS, Android, NFT, Metaverse, 2D, 3D)

* Salesforce Development (Lightning, Implementation, Consulting)

* Web Development

* Mobile Game Development

* Desktop Game Development

* Xamarin App Development

* Wearable Devices App Development

* Enterprise App Development

* CRM & ERP Development

* Digital Marketing

Dot Com Development is a full-service Web, Mobile, Cloud, and AI development company delivering high-performance digital solutions for startups, SMBs, and enterprise clients. Since 2004, the company has specialized in transforming complex business challenges into intuitive, scalable, and secure applications that drive real results.

With a business-focused approach and a proven record of on-time, on-budget delivery, Dot Com Development combines technical expertise with strong UX, product strategy, and long-term support to ensure every project succeeds beyond launch.

Dot Com Development gets digital products to market up to 50% faster than competing firms, reduces development costs by as much as 40%, and delivers user experiences that generate 5x more user engagement.

Our services include:

✅ Strategic Planning and Consulting

✅ UX/UI Design

✅ Prototyping and POC's

✅ Web Application Development

✅ Website Design and Development

✅ Mobile Application Development

✅ Artificial Intelligence Development

✅ eCommerce Development

✅ API Development and Integration

✅ Data and Analytics

✅ Cloud Development

✅ CRM / ERP Development

✅ DevOps / Cloud Services

✅ Support and Maintenance

Chudovo is a custom software development company, focused on complex systems implementation. Customers rely on our expertise, appreciate transparency in time, budget, visibility of work progress, and our assistance in achieving their business objectives with high-quality solutions.

Our teams follow best development practices and methodologies and apply their experience in such industries as healthcare, finance, e-commerce, logistics, telecommunications, and others. In our portfolio, we have over 190 successfully implemented web, mobile, desktop, cloud, embedded, and AI projects. With our commitment to innovation, we bring together cutting-edge technologies, visionary strategies, and creative minds to breathe life into your visions and ideas.

World’s #1 Rated & Reviewed App & Web Development Partner, Probey Services is a renowned IT and digital solutions provider, powering innovation for startups, SMEs, and growing organizations worldwide. Headquartered in London, UK, with a strong presence in India and 11 global branches, we combine global reach with deep technical expertise.

Our 320+ specialists have successfully delivered 1900+ projects over the last 10+ years, helping businesses scale with mobile app development, website design & development, enterprise software solutions, AI-powered digital marketing, branding, and social media management.

We proudly serve 30+ industries including retail, e-commerce, healthcare, fintech, education, travel, logistics, luxury, and more.

Probey Services is rated as the #1 Tech Partner globally on Clutch, GoodFirms, and Trustpilot, we stand out for our system-driven execution, advanced tech stack, and client-first approach.

Our Services:

We deliver end-to-end digital solutions that don’t just work, they win.

• Mobile Apps – iOS & Android (React Native, Flutter, Kotlin, Swift, Java).
• Websites – Fast, stunning, conversion-driven (Shopify, WordPress, Magento, Joomla, Wix, Umbraco).
• Custom Software – ERP, CRM, SaaS, and cloud platforms (React, Node.js, Angular, .NET, Python, PHP, Ruby, Java).
• Digital Marketing – AI-powered SEO, PPC, and performance campaigns (SEMrush, Ahrefs, Moz, Google Ads, Analytics).
• Branding – Logos, identity kits, merchandise, collaterals (Figma, Adobe Suite, CorelDRAW).
• Social Media – Strategy, UGC/CGC, influencer collabs (Instagram, LinkedIn, YouTube, Pinterest).

Awards & Recognition:

• Proudly recognized worldwide:
• Top Mobile App Development Company – Clutch (2025)
• Best Web & Design Agency – DesignRush (2024)
• Global Leader – GoodFirms (2024)
• Top 10 IT Companies – G2 (2024)
• Excellence in Digital Innovation – AppFutura (2024)
• Clutch Global & Champion Badge (2023 & 2024)

Debut Infotech is an AI-augmented blockchain and software development company helping organizations across financial services, healthcare, supply chain, and digital platforms build systems that perform reliably in complex, regulated environments. Founded in 2011 and blockchain-native since 2015, the company brings engineering discipline and technology depth to enterprises moving from fragmented pilots to production-grade systems.

With delivery centers across the USA, UK, Canada, and India, Debut Infotech combines regional market understanding with globally distributed engineering capability — enabling clients to move with speed, consistency, and governance.

Service areas:

1. Artificial intelligence and generative AI — Enterprise LLM integration, AI agent development, retrieval-augmented generation (RAG) pipelines, predictive analytics, computer vision, and intelligent process automation embedded at the system architecture level.
2. Blockchain and Web3 development — Smart contract engineering, DeFi protocol development, real world asset (RWA) tokenization, cryptocurrency exchange infrastructure, and enterprise blockchain on Hyperledger Fabric and Corda.
3. Mobile application development — Native iOS, Android, and cross-platform applications (React Native, Flutter) architected for AI integration, enterprise-grade security, and sustained performance under production load.
4. Web and software development — Full-stack web platforms, SaaS products, and enterprise software systems engineered API-first, designed for long-term maintainability and organizational scale

Proven Delivery:

• $62M+ raised across client platforms including Ifinca, IntegraLedger, Everledger, and TĒM
• 90% customer success score across enterprise engagements
• 15 years of enterprise software delivery
• Fortune 500 clients and high-growth startups across 25+ industry verticals
• 50–249 engineers spanning AI, blockchain, and software disciplines

Our job is more than just software design and development, our job is taking care of your success. If you’re looking for a reliable Web and Mobile development partner, you’re about to knock on the right door.

At AppCrops, we go beyond development. We partner with businesses to design, build, and scale powerful digital products that drive real growth. Our team of top app developers, UI/UX designers, and business analysts combines strategic thinking with technical excellence to deliver solutions that are both innovative and reliable.

Our mission is simple: to help businesses streamline operations, unlock new opportunities, and stay competitive in an increasingly digital world.

From startups to enterprises, we provide end-to-end technology services designed to turn ideas into scalable solutions.

Core Services

Mobile App Development

High-performance iOS, Android, and cross-platform mobile applications designed with user experience, scalability, and reliability in mind.

Web Design & Development

Modern, responsive websites and web applications built for performance, usability, and scalability. Designed to strengthen your online presence and convert visitors into customers.

Custom Software Development

Secure, scalable, and tailor-made software solutions built around your specific business requirements from enterprise platforms to specialized digital tools.

ERP Systems & Enterprise Solutions

Robust ERP platforms that centralize business operations, streamline workflows, and improve organizational efficiency.

Startup Solutions & MVP Development

We help startups move from concept to launch by building scalable MVPs, validating product ideas, and preparing platforms for growth.

UI/UX Design

Human-centered design that focuses on usability, clarity, and visual impact to create intuitive digital experiences.

Digital Transformation Consulting

Strategic guidance to help businesses adopt modern technologies, optimize processes, and successfully navigate digital transformation.

Why Partner with AppCrops

• Agile development process

• Collaborative approach

• Experience across industries

• Transparent communication and project delivery

• Competitive pricing without compromising quality

If you’re a non-technical founder, chances are you’ve been burned by flaky devs, vague timelines, or code that doesn’t match the prototypes. That’s exactly why we built a model designed for trust.

At Designli, we pair non-technical software founders with full-time, founder-aligned product teams. Software engineers, designers and product owners who don’t just speak code, they speak human. We guide you through every step with clarity, structure, and care.

How it works, and what we can build:

Starting from Scratch?

We turn your idea into a clickable, interactive prototype with a feature roadmap and estimates so you can align co-founders, test the market, or pitch investors before writing a single line of code. No dev required (yet).

Recovering from a Bad Build?

Our team audits your codebase, cleans up what’s broken, and builds a plan for a second launch you can trust. We don't start over, we step in and make it better, fast.

Scaling What You’ve Built?

We help you scale with purpose. That means feature roadmaps tied to real metrics and user insights, not gut instinct or guesswork.

Each path begins with a dedicated product team assigned full-time to your project. Whether you need a prototype, a clean codebase, or a smarter scaling strategy, we’ll guide you there with clarity, speed, and craftsmanship you’ll be proud of.

Explore more and view our portfolio at https://designli.co

Startbit IT Solutions Pvt. Ltd. an ISO 9001 and 27001 certified company, is a Global IT Services provider company with expertise in outsourced product development and custom software development focusing on web app development, mobile app development, and tailor-made solutions, etc. We consistently deliver offshore outsourcing solutions, quality software products, and solutions to start-ups, and mid-size and large enterprises worldwide.

We have 2200+ satisfied clients worldwide. We develop web, windows, and mobile applications using all the latest technologies i.e. SalesForce, SAP, Microsoft Technologies (ASP.Net, C#, VB.Net, Azure, Entity/MVC framework, SSRS, Crystal Reports, etc.), MEAN Stack, Front-end, PHP, Laravel, React, MERN, WordPress, CodeIgniter, Shopify, Ruby on Rails, Android Development, iPhone development, Hybrid mobile app, etc.

WHAT WE DO?

Customized Software Development:

We develop custom web and mobile app solutions from conceptualization to market launch covering your business needs.

eCommerce Solutions:

We have end-to-end e-commerce solutions with any kind of customization and store management consultancy.

Staffing Solutions:

We deploy our team on client’s projects in an offshore model to work with their local team/clients following all the legal compliance.

Process Automation:

We help our clients to automate their current manual processes with our industry-proven solutions to increase their overall productivity.

Quality And Reliability:

Team Startbit is focused and committed to quality output, we follow all the best practices to deliver it. We follow ISO and SOC compliance. Our clients rely on us in terms of data, processes, technologies, and deliverables, therefore we have been their back-end partners for many years and add value to it every year passing by.

Startbit has a team of 85+ full-time resources and more than 50% of them are certified in various areas – Scrum Master, Azure, AWS, Shopify, etc. Our team members are available during USA, UK, and India business hours. Team Startbit has expertise in web application development, framework knowledge, project management tools, and all required documentation. We are a young, agile team with a passion for delivering superior software solutions, products, and customer services.

Our team is well qualified and dedicated to work; most are certified by Microsoft and Sun Microsystems. Being a customer-driven company, Team Startbit constantly strives to provide the highest quality services to its customers.

Accedia is a premier European IT services company, specializing in technology consulting and custom software development. Founded in 2012 in Sofia, Bulgaria, Accedia has established itself as a trusted global technology partner, recognized for its exceptional team culture and commitment to excellence.

With a global presence spanning 5 continents and over 20 countries, we serve a diverse client base, from South Africa and Japan to the United States and the Nordics. Accedia is particularly strong in key sectors such as Manufacturing & Automotive, Banking & Fintech, Information Technology, and Energy & Utilities.

Our portfolio harnesses the power of transformative technology by:

• Creating user-centric digital experiences for web and mobile platforms
• Harnessing and analyzing data for valuable business insights
• Guiding organizations in their cost-effective use of cloud services
• Accelerating practical gains from AI adoption
• Elevating cyber security to protect organizational assets
• Developing tailored Line-of-Business applications

Our dedication to quality has earned us global recognition. Accedia was ranked among the top 100 global service providers by IAOP in 2023 and 2024, and we've been repeatedly listed by the Financial Times and Deloitte as one of Europe’s fastest-growing tech firms. As a long-standing certified Microsoft and AWS partner, we further enhance our ability to develop custom solutions that empower businesses in various domains.

Accedia integrates Environmental, Social, and Corporate Governance (ESG) principles throughout our operations and value chain. Certified for ISO 14001 Environmental Management since 2015, we’ve been on a carbon neutrality journey ever since. Our focus on sustainable software development, green procurement, and client education positions us as an industry leader in driving environmentally responsible IT initiatives.

Linnify is an awarded global technology partner, founded in 2016, with offices in Europe and the U.S.

We empower visionary companies to accelerate digital product development. Faster, smarter, and more reliable than thought possible.

From growing startups to established enterprises, we help turn bold ideas into scalable, user-centered digital solutions that drive measurable business impact.

Our cross-functional teams deliver end-to-end capabilities in:

- product strategy and validation

- UX/UI design

- custom software development (web and mobile)

- AI and machine learning development

- data engineering

- cloud-native solutions

- XR (AR/VR) applications

- team augmentation

Our validation-driven development approach ensures every product is aligned with actual market needs, minimizing risk while accelerating time-to-market.

With a proven track record of building 80+ digital products across industries such as healthcare, logistics, education, automotive, and pharma, Linnify is present through strategic partnerships in major tech hubs like Austin, Berlin, and London.

Our commitment to quality has earned us global recognition, including FT1000 ranking, Clutch Top 100, and ISO 27001 certification.

Whether you’re seeking an AI development partner, looking to validate a product idea, or scaling your development capabilities, Linnify delivers with agility, transparency, and lasting impact through dedicated product teams.

Let’s simplify life through innovation. Together.

We are a New York–based brand, design and technology agency combining strategy, creativity, and engineering to help companies build strong brands and scalable digital products.