Find the top mobile app development companies in Washington that create high-performing and user-friendly apps to help businesses drive conversions. Use our practical tool to filter them by cost, team size and client reviews.
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.

Design In DC
VerifiedVerified by the DesignRush team for authenticity and credibility.A Digital Agency For The Future
Design in DC engineers native and cross-platform apps that power businesses through prototyping, UI/UX design, m-commerce development, backend API development, QA, App Store submission, and optimization. Its impressive client portfolio includes Under Armour, the World Bank, and Virginia Tech...
Top Services:
- Web Development
- Web Design
- UI/UX Design
- Video Production
- Logo Design
- Show more
- Location
- Seattle, Washington
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $160/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDesign In DC Services
Data sourced from the agency's DesignRush profileConsumer Bankers Association Examit Summit Ridge Energy JFL Consulting Lateenz Solar Landscape Warfel Construction CiviClick Priovant Therapeutics Hilton
Design In DC Reviews & Testimonials

Web Design Review from Mackenzie Shriner
I contracted design in DC to build me a custom website. they were accommodating of my budget, very responsive, and gave good insight on layout, content and design. the process was very straightforward and the final product is great!

Web Design Review from Jo Maney
DDC has been an excellent partner since we engaged with them in 2023. The DDC team worked with us to completely redesign our website and work to provide ongoing digital marketing services. The DDC team has been responsive, proactive, and thorough with their work. They are also very transparent about how they operate and how much time special projects will require. We have referred DDC to several clients and partners thanks to their outstanding process and product. DDC is a very professional, creative, and well-organized team.

Web Design Review from Sapna Doshi, Ph.D.
My experience working with Design in DC was incredible. Everyone was friendly, approachable, and seemed to genuinely care about helping create the best possible website for my business. They were also invested in making sure the process was one in which I enjoyed and felt taken care of. The regular meetings made me feel like I was a priority and that progress was continually being made. I so appreciated the attention to detail in regards to the user experience. The collaboration in understanding my wishes and desires for the website and user experience was met with patience and paying attention to detail on my behalf. Not only were they taking my suggestions but offering their own to help me maximize the potential of my website. The design and functionality is more than what I could have imagined. I know, undoubtedly, that the work that Design in DC did for me will help my business grow. After wasting money in years past on website designers, I was worried I'd be doing hte same here. I was wrong. I don't think I'll ever need to search for another website designer group again. I would recommend this group to anyone I know. Thank you, Design in DC! It was an absolute pleasure working with all of you!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsSeasoned Senior Developers Specialized In Kubernetes And Cloud Solutions
At Pelotech, we're a team of seasoned senior developers specialised in Kubernetes and cloud solutions. We partner with companies, from Fortune 500 giants to mid-sized businesses, to solve complex challenges in cloud migration, integrations, application development and modernisation initiatives...
Top Services:
- Software Development
- Cloud Consulting
- Mobile App Development
- Managed Services
- DevOps Consulting
- Show more
- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsPelotech Services
Data sourced from the agency's DesignRush profileUltimate Knowledge Institute Smartsheet Warby Parker Starbucks Nordstrom T-Mobile Millipore Sigma GameStop STEM Learning UK Fred Hutch Cancer Center
Strategic Web and Mobile App Development
We are Ravenna. A website design and development firm in Seattle, WA. We know design and development like the back of our hand but to be honest, so does everybody else.What makes us different is our approach at Ravenna, we use our ears as much as our keyboards. Listening is the key to making sure your...
Top Services:
- Web Development
- Mobile App Development
- Design Services
- Web Design
- Branding
- Show more
- Location
- Lynnwood, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsRavenna Services
Data sourced from the agency's DesignRush profileE-commerce industry Pharmacy industry Aerospace industry
Focused on Time and Quality.
At our core, we specialize in planning, designing, and developing bespoke mobile and web products that drive measurable business outcomes. Our team is well-versed in all aspects of the software development process, from strategic planning and innovative user-experience design to development, pre-launch...
Top Services:
- UI/UX Design
- Mobile App Development
- Web Development
- Software Development
- Web Design
- Show more
- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDreamTeam Mobile Services
Data sourced from the agency's DesignRush profileWilliamsburg Therapy Group Yandex In Good Hands Daycare Pilot In Training Flight Academy
Accelerate Business Growth With Tailored Microsoft Solutions
Artic Consulting is a global technology consulting firm specializing in Microsoft-based solutions that help organizations innovate, optimize operations, and achieve sustainable growth. By combining deep technical expertise with industry insight, the company delivers data-driven, secure, and scalable solutions...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- Software Testing
- IT Compliance Solution
- Show more
- Location
- Sammamish, Washington
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsArtic Consulting Services
Data sourced from the agency's DesignRush profileNorthwest Biosolids Nonprofit EDW Infrastructure African Americans Reach
Artic Consulting Reviews & Testimonials
priten shah's Review Sourced from Google
Artic Consulting delivers exceptional service with a strong focus on business outcomes. Team Artic combines deep Microsoft expertise with a truly collaborative approach. The work culture is outstanding—transparent, supportive, and driven by innovation. Every interaction reflects professionalism and genuine commitment to client success. Highly recommended for organizations looking to modernize and scale with confidence!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsInsights, for better experiences.
Flower Press Interactive designs and builds websites, apps, and platforms. We take early ideas and bring them into a user-validated, production-ready state. From marketing websites to internal systems, we turn complex problems into products worth building...
Top Services:
- Web Design
- UI/UX Design
- Web Development
- Software Development
- Mobile App Development
- Show more
- Location
- Medina, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $165/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsFlower Press Interactive Services
Data sourced from the agency's DesignRush profileStanford PhotoBucket BlueKai Project Equity MD Applicants
Mobile App Development Companies in Washington by City
Related Services in Washington
Mobile App Development Specializations in Washington
Popular Services
Why companies trust DesignRush
Every agency is independently vetted before it can be listed or ranked
Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.







