10 Best Web App Development Firms

Last Updated March 11, 2021

Web applications are increasingly popular. Businesses can use these web applications to enhance the experience for their customers. Applications can also generate money and leads in and of themselves. These benefits are only possible when you work with the best web application development firms. There are a lot of these firms popping up these days, which can make it hard to find one with a good reputation. Fortunately, this list has been vetted on your behalf. All of the firms on this list have been chosen for the quality of their web applications and the consistent satisfaction of their clients. The companies below have been reviewed based on a wide range of qualitative and quantitative statistics. In some cases, variable listing fees effect position on this list; however only highly-regarded firms are accepted through our review analysis. Learn more about our ranking process here.

Top Web App Developers of 2021
Rank Name Website Location Hourly Rate Rating Employees Learn More

SPINX Digital spinxdigital.com Los Angeles $$$$ 99% 10-50

Lounge Lizard loungelizard.com New York City $$$$ 97% 50-250

Ruckus Marketing ruckusmarketing.com New York $$$$$ 97% 10-50

Arhue arhue.com San Francisco $$$$ 96% 10-50

Huemor Designs huemor.rocks Farmingdale $$$$ 88% 10-50
6 Dom and Tom domandtom.com New York $$$$$ 88% 50-250
7 8th Sphere 8sph.com Sparta $$$ 88% 10-50
8 Icreon icreon.us New York $$$$$ 87% 50-250
9 Mojo Tech mojotech.com Boulder $$$ 87% 10-50
10 Posse goposse.com New York $$$$$ 86% 10-50
11 Swarm swarmnyc.com New York $$$$$ 85% 10-50

#1 of 10 Top Web Application Development FirmsSPINX Digital

911 W. Washington Blvd., Los Angeles, California 90015 - +1 (213) 894-9933

#1 of 10 Top Web Application Development Firms of 2021 - Spinx Digital is a Los Angeles company that works in multiple areas, from web design to SEO services to social media management. One of their best areas of expertise is in the wearable app development sector. With plenty of experience to back them up and a desire to put forth the best effort on every single project they undertake, Spinx Digital is one for the ages. With some of the most well-known companies on their list of accomplishments, such as Wet and Wild makeup, CBS, NBS, Amazon, and GE, Spinx Digital knows the way to the heart of the web app development core.

#2 of 10 Best Web App DevelopersLounge Lizard

41 East 11th Street, #11th Floor, New York City, New York 10003 - +1 (646) 661-7828

#2 of 10 Best Web App Developers of 2021 - Lounge Lizard is one of the best web app development firms, located in the heart of New York City. Their talented team members always work together to provide sought after app development services for both Android and IOS apps. They maintain the design style guidelines of both Apple and Google to create the best user experience and have worked with many Fortune 100 companies in the past. Working together with their clients to brainstorm fresh, new ideas, Lounge Lizard makes sure everyone walks away happy with the work they are responsible. Let Lounge Lizard take care of your web app needs today.

#3 of 10 Top Web App DevelopersRuckus Marketing

240 W 37th St, #11th Floor, New York, NY 10018 - +1 (646) 930-8932

#3 of 10 Best Web App Developers of 2021 - Ruckus Marketing is a web app development firm that has the expertise and background to help your company get to the front of the line. From web design to web app development to social media marketing skills, this company has the skills and team to do it all. Their ability to work diligently on any web app that comes their way puts them at the top of the game. When you need SEO services, such as pay per click advertisements or targeted keywords that lead customers to your website, they have the ability to provide it with no hassle at all.

#4 of 10 Best Web App Development FirmsArhue

500 Sansome St, #600, San Francisco, California 94111 - +1 (415) 921-9237

#4 of 10 Top Web App Development Companies of 2021 - Interactive websites have been around for a while, but truly functional web applications that deliver an experience similar to desktop software are the mark of passionate development, and this is kind of projects that Arhue loves taking on. In just one decade of operations, Arhue has transformed from a boutique web design agency into a very respected web app development firm; one that has completed projects for the likes of Google, Marriott, Adidas, Salesforce, Wired, and even Ferrari. Arhue is based in the heart of San Francisco, but it is always ready to take on new projects for clients around the world.

#5 of 10 Best Web App DevelopersHuemor Designs

1855 New Highway, #STE A, Farmingdale, New York 11735 - +1 (631) 393-6116

#5 of 10 Top Web App Development Companies of 2021 - Huemor Designs is one of the very best web app development firms available to companies all over the world. From local brick-and-mortar businesses to large corporations, Huemor Designs will meet the needs of every website they are given free reign over. While they offer their own creative and unique touch to each website they are in charge of, they also listen carefully to what each one of their customers wants. When you need a company that cares about results, Huemor Designs is the one to have on your side. From start to middle to finish, their innovative team works tirelessly to produce results.

#6 of 10 Best Web Application Development FirmsDom and Tom

55 Broadway, #702, New York, NY 10006 - +1 (646) 741-5049

#6 of 10 Top Web App Development Firms of 2021 - Dom & Tom is a digital development firm founded in 2009 in New York. It has grown to have an additional office in Chicago. The company started off developing apps for the Apple iPhone. Dom & Tom has since expanded its offering to include Android mobile development and website development. Other areas of expertise include product design, consumer experience analysis, user research, performance reports, and growth planning. They provide digital services to start-up businesses to Fortune 500 companies. Some of their clients include Dignity Health, the NBA, Samsung, and Good Housekeeping. You can find more information at www.domandtom.com.

#7 of 10 Top Web App Development Companies8th Sphere

350 Sparta Ave, #B6A, Sparta, NJ 7871 - +1 (212) 363-0197

#7 of 10 Top Web App Development Firms of 2021 - Choosing a firm to develop a web app is a big decision, and a lot of care will go into it. A business will be satisfied if it selects 8th Sphere. This team is able to code for any operating system. They know that accessibility is a must, and they take the time to make sure that the fonts, color combinations, contrast, shapes and other features can be used by everyone who navigates to the site. 8th Sphere also recognizes that the site needs to have an intuitive navigation, and they make sure that it works for the target audience.

#8 of 10 Top Web App Development CompaniesIcreon

597 5th Avenue, #12, New York, New York 10017 - +1 (212) 706-6021

#8 of 10 Top Web App Development Companies of 2021 - Creating an effective, user-friendly app takes skill and expertise, and that’s just what the talented team at Icreon brings to the table. Icreon was founded in 2000 to meet the ever-expanding technology needs of companies of all sizes, and the agency serves its clientele from offices in New York City, Washington DC, Miami and Philadelphia. Icreon’s past and current client base includes established as well as up-and-coming entities that operate in the areas of technology, entertainment, hospitality, education, property development and more. The firm employs more than 350 design and tech experts and has received numerous awards for excellence over the years.

#9 of 10 Best Web Application Development FirmsMojo Tech

1731 15th Street, #103, Boulder, Colorado 80302 - +1 (855) 665-6832

#9 of 10 Best Web Application Development Firms of 2021 - Mojo Tech is one of the best web app development firms ready to take on your software needs from the ground floor. With an elite team of in-house specialists that keep the focus on cloud architecture, product development, software engineering, and digital transformation. Mojo Tech delivers software that is able to meet and exceed the needs of some of the busiest organizations all over the world. Their developers will sit down with you to create and develop a design that works the best for your brand. Mojo Tech, one of the very best web app developers in the world, is here for your company.

#10 of 10 Best Web App Development FirmsPosse

30 W 22nd St, #4, New York, New York 10010 - +1 (646) 801-6385

#10 of 10 Top Web App Developers of 2021 - Posse is one of the top web app development firms ready to take on the challenges and goals of every client. By using the latest web technologies combines with the services of talented web designers, Posse makes sure that every project they take on is done to the best of their ability. Posse understands that in order to create the best website that they must first outline your project, figure out your milestones, and then put together a plan of action based on what you prioritize the most. For the best web app development form, businesses can’t go wrong with Posse.

Special Recognitions

#11 Best Web App Development FirmsSwarm

16 West 22nd St., #6, New York, New York 10010 - +1 (646) 709-7407

If a company or an organization still does not have an app, then it needs to get on the bandwagon. One of the 10 best firms to build an app and maintain it is Swarm. Their associates provide clients with the chance to have an app that yields a nice side stream of income. Even if the client does not want the app to generate funds through in-app purchases, the client will still benefit from the name recognition and positive attention that a great app can bring. The right app design can also boost the loyalty of customers to businesses.

Previous 10 Top Web Application Development Firms