Looking for a top custom software developer?

Software developers own the process of transforming data into an organized structure for a product such as a mobile app or website. As you tackle complex development projects to grow your business, you'll need the right partner for your needs.

That's why we've created this list of the best software development companies for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business. (And, if you want personalized recommendations, tell us about your project.)

List of the Best Custom Software Developers

  • 181
    $50,000+
    50 - 249 Employees
    Sofia Bulgaria

    Melon is a software development agency that has offices in Sofia, Bulgaria and Skopje, Macedonia. Since 2003, the agency and its team of about 155 have specialized in web development and mobile app development, but also provide custom software development, app testing, and IT strategy consulting. Melon works primarily with midmarket businesses 

    Clients
    TimeHeroes
    Bookatable
    NIF
    Telenor
    Notable Project

    Melon provided software development for a mobile gaming platform. The client was extremely pleased with Melon's communication and project management.

    "They [Melon] have developed a countless number of features on the platform, and I have been mostly satisfied with their work." - Founder, Mobile Gaming Platform

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  • 182
    Undisclosed
    50 - 249 Employees
    Soquel CA

    Axmor Software is a custom software development agency. Their team of fewer than 200 employees is headquartered in Soquel, Calif., with offices in Novosibirsk, Russia. Founded in 2003, they mainly service small businesses across industries such as IT, business services, and others.

    Clients
    IBM
    Deloitte
    Evernote
    Siemens
    Industries
    Notable Project

    Axmor Software partnered with a medical software company to provide custom development services. The team used C++ to refine the functionality and accuracy of the platform, which improves the decision-making processes of healthcare professionals. They provided consistent code with minimal bugs.

    “At the beginning of our relationship, we had about five bug releases. We’ve been able to decrease it over time to four and now it’s unusual that we have more than one bug release.”  — Executive, Software Company

  • 183
    $50,000+
    1,000 - 9,999 Employees
    San Francisco CA

    Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.

    Clients
    HP Enterprise
    AirBnB
    J.P Morgan
    Pfizer
    Industries
    Notable Project

    One of Toptal's most impressive clients is a machine learning and artificial intelligence platform for marketing. The sophisticated nature of the project required expert developers familiar with cutting-edge technology and complicated programming principles, and Toptal's freelance screening service enabled the client to find freelancers with the right skills quickly. The varying needs of the project made Toptal the right choice because they could easily expand and shift the focus of their development team.

    "Toptal made it easy to work with the team. If there was ever anything wrong, it was fixed quickly." – Co-founder, Advertising Technology Firm

  • 184
    $100,000+
    10 - 49 Employees
    San Antonio TX

    Kinetech Cloud is a software development company with an emphasis on cloud-based solutions. The company was founded in 2014 and now employs a team of 8 in its headquarters in San Antonio, Texas and a satellite office in London, UK. Kinetech Cloud offers custom software development, mobile app development, cloud consulting, and sales intelligence services to mostly mid-size companies.

    Clients
    First Citizens Credit Union
    Cresta Construction
    Identity Ink
    Industries
    Notable Project

    A manufacturing company wanted more sophisticated ways to track data. Kinetech Cloud created a Mendix data base and transferred everything from the old Excel system. 

    "Their responsiveness and their can-do attitude really stand out...If you can tell them what you want, Kinetech will provide the product you expect." – President, Manufacturing Company

  • 185
    Undisclosed
    250 - 999 Employees
    Addison TX

    Projekt202 is a software development and marketing company based in Addison, Texas. They were founded in 2003 and have a team of 285 employees. They specialize in custom software development, UX/UI design, and mobile app development to improve their client’s customer and employee experiences. 

    Clients
    Capital One
    Samsung
    7-Eleven
    Notable Project

    Projekt202 designed a commercial consumer platform for a banking startup. They conducted extensive research and used it to design several versions of the platform, including a proof-of-concept, which was then developed into a working product. The clients says that the product was positively received by their consumers and that the design is intuitive, transparent, and relatively free from bugs or other issues. 

    “Their ideas were unique and thought-provoking and centered around getting the product to market faster.” – VP of Product Management, Banking Startup 
     

  • 186
    $10,000+
    50 - 249 Employees
    Niš Serbia

    INGSOFTWARE is a software development company that has offices in Nis, Serbia; Salzburg, Austria; Copenhagen, Denmark; Harare, Zimbabwe; and Princeton, N.J. INGSOFTWARE was founded in 2009 and currently has around 50 employees who specialize in custom software development, web development, mobile app development, and branding. The firm works with mainly small and midsized businesses in the financial, businesses services, and gaming industries.  

    Clients
    GBI
    Wells Fargo
    Orion Telekom
    Banksurance
    Industries
    Notable Project

    An IoT athletic tracker hired INGSOFTWARE to develop an iOS mobile app that measures players' performance metrics, such as heart rate and acceleration. INGSOFTWARE also created a database and improved a coach dashboard for the client.

    "The level of project management is some of the best, if not the best, I've ever seen." - CEO, IoT Athletic Tracker

  • 187
    $5,000+
    250 - 999 Employees
    Buenos Aires Argentina

    Huenei IT Services is a software development nearshoring firm based in Buenos Aires, Argentina with branch offices in Chile, Mexico, and Austin. Founded in 1995, Huenei has 167 employees and offers development services for specific needs or whole product cycles. Huenei IT Services provides a full range of solutions includes custom software development, mobile app development, IT managed services, and UI/UX design.

    Clients
    AIG
    Monsanto
    Phillip Morris
    Costco
    Notable Project

    Huenei IT Services developed the flagship mobile app for a leading Latin American retailer. The client operates an extensive network of distinct brands, but wanted a centralized application. Huenei designed a contemporary, enterprise-quality UX and integrated critical functionalities including e-commerce and a retail store locator. The client noted that despite virtually no marketing efforts, the published app is receiving many more downloads than expected along with many positive reviews.

    "I can call Huenei IT Services and know they will answer and take care of things. They listen to you and take care of your proposals.  –CIO, Retail Corporation

  • 188
    $25,000+
    50 - 249 Employees
    Wrocław Poland

    Monterail is a software development company founded in 2010. The company is located in Wroclaw, Poland where its team of 110+ experts provides web development, custom software development, and IoT development services to mostly small and mid-market businesses.

    Clients
    Cashdeck
    DealGlobe
    Cooleaf
    Pizza Hut
    Industries
    Notable Project

    An independent consultant hired Monterail to assist in developing a cloud based e-publishing tool. Using Javascript and Ruby on Rails, Monterail delivered a minimum viable product with drag and drop functionality. 

    "They would release versions that could be tested and what I enjoyed was the responsiveness of their team. The process was very lean and simplistic." — Founder, e-Publishing App

  • 189
    $10,000+
    50 - 249 Employees
    Wrocław Poland

    vm.pl Software House is an IT services company in Wroclaw, Poland. Established in 2004, they have about 31 employees that serve mostly midmarket businesses in the education, manufacturing, and business services sectors. Services include web development, e-commerce development, and custom software development.

    Clients
    TestDaF Institut
    Qoniac
    Trinity College Dublin
    Industries
    Notable Project

    vm.pl Software House developed interactive whiteboard software for an education company's digital team. They designed the UI and added functionalities and interactive features during a six-year partnership. The software generated positive feedback from external stakeholders. 

    "vm.pl's team is very flexible and can react quickly to what is happening in our market. They've stayed up-to-date with technology evolutions, suggesting improvements for our requirements." — Digital Products Manager, Learning Materials Provider

  • 190
    $10,000+
    50 - 249 Employees
    Draper UT

    Zibtek is full-stack development digital agency based in Draper, Utah. Services include mobile development, digital marketing, and custom software development. They were founded in 2009 and have more than 250 employees that serve a variety of clients, but mostly the healthcare and financial services sectors. 

    Clients
    Adobe
    Princeton Review
    Chegg
    Finworx
    Industries
    Notable Project

    Zibtek completed development on a rudimentary streaming sports platform. The launched tool includes user-contributed content. The team has been able to expand the service beyond the local market. 

    "They're very professional and understand my needs. I have a high level of confidence in them." – CEO, Sports Streaming Service

  • 191
    $10,000+
    50 - 249 Employees
    Wrocław Poland

    Clearcode is a software development company with an office in New York and offices in Wroclaw and Katowice, Poland. Founded in 2009, they design and build software for small to large-scale companies in advertising and marketing. Services include custom software development, UX and UI design, AdTech & MarTech development, and graphic design.

    Clients
    Klarna
    Kanary Nest
    AddShoppers
    Industries
    Notable Project

    Clearcode was involved from the start in the development of a SaaS platform for an information services company, including a web crawler. They connected it to Power BI and gave it capabilities for identifying tracking technologies. They produced a working product within four months, allowing the company to onboard about 500 clients and implement the software in over 1,000 websites.

    “We’re really pleased, both with the management team and developers. They’re really good at adjusting to different teams and situations and can be considered a trusted partner.” – CTO, Information Services Company

  • 192
    $1,000+
    10 - 49 Employees
    Kolkata India

    designs.codes is a software development company based in Kolkata, India. Founded in 2014, their fewer than 250 employees provide custom software development, mobile app development, and web development services.

    Clients
    High Street Jewelry
    Inc
    Recruit UK
    Industries
    Notable Project

    designs.codes developed a custom software that was designed to improve engagements with outside business partners for their tenancy services client. They built a platform to meet their exact needs, leading to multiple new engagements as a direct result of the software.

     I felt that my developer cared about my project and would always go the extra mile. -Project Manager, Tenancy Services Company

  • 193
    $10,000+
    50 - 249 Employees
    Cupertino CA

    Sibedge is a software development firm based in Cupertino, Calif. with more than 50 employees. Since their founding in 2006, they have provided custom software development, enterprise app modernization, and AI solutions for clients in the fields of IT and e-commerce.

    Clients
    PropertyMinder
    BPC Banking Technologies
    Win Pay
    Industries
    Notable Project

    Sibedge developed a mobile app for an IT company. The company had a client that needed an app that assisted in auditing and management. The app is now used by several thousands of users.

    “Sibedge is dedicated to project success. Sibedge’s performance with us was exceptional in its attention to detail and focus on the high-quality.” - Project Manager, IT Company

  • 194
    $25,000+
    250 - 999 Employees
    Atlanta GA

    delaPlex is an Atlanta-based software agency founded in 2008 with over 250 employees. They are experts in custom software development, mobile app development, and application testing for clients in the industries of advertising, financial services, and retail, among others.

    Clients
    GET Valet
    Catapult HQ, Inc
    MfG.com
    Industries
    Notable Project

    delaPlex developed software for a SaaS provider. delaPlex helped build many of the tools that the provider offers as their services. The provider is happy with the quality that delaPlex puts into the software that’s built.

    “I think what makes delaPlex so unique is that the team makes it their job to understand who we are, what we do, and what’s important to us.” - CEO, SaaS Provider

  • 195
    $75,000+
    10 - 49 Employees
    Aleksandrów Łódzki Poland

    eEngine Software House is a software development agency founded in 2007. Based in Aleksandrów Łódzki, Poland, the team of 18 specializes in web development, e-commerce development, and custom software development. They primarily serve mid-market clients in the eCommerce, business services, and utilities industries. 

    Clients
    Rainbow
    Gatta
    Mobile PZU
    StartMeUp
    Industries
    Notable Project

    eEngine Software House works on web development for a fashion manufacturer. The team builds and manages the infrastructure connecting an e-commerce store, an ERP, and a CMS. They use a proprietary software based in PHP, CSS, and Java. Overall, the client was impressed with the team's work. 

  • 196
    Undisclosed
    250 - 999 Employees
    Chicago IL
    Software development firm SPR was established in 1973. The midsize team specializes in custom software development, enterprise app modernization, cloud consulting & SI, ux/ui design, and more. The company is headquartered in Chicago, Illinois and Milwaukee, Wisconsin.
    Industries
    Notable Project

    A financial services company hired SPR to assist them in managing their backend processing platform.

    "I would definitely recommend them to anyone out there."

  • 197
    $5,000+
    50 - 249 Employees
    Osijek Croatia

    Gauss Development is a web solutions development company based out of Osijek, Croatia. Founded in 2009, their 50+ team provides custom software development, mobile app development, e-commerce development, and more mainly to small businesses in the e-commerce, consumer products, business services, and other industries.

    Clients
    Celero
    Vyomm
    Croatian Chamber of Economy
    Industries
    Notable Project

    Gauss Development developed custom software for a reporting solutions company. They worked on the frontend, the e-commerce backend, API integrations, and more, delivering a reliable solution that serves a global, multicurrency user base. The client applauded their availability, communication, and diligent approach to their work.

    "Gauss Development will be our preferred development partner for the next generation of our Automated reporting platform." – CEO, Reporting Solutions Company

  • 198
    $25,000+
    250 - 999 Employees
    Irvine CA

    Vincit California is a software development company that has provided mobile app development, custom software development, and UX/UI design services to their clients since 2007. Their team of 1,000 employees is based out of Irvine, Calif. With another office in Helsinki.

    Clients
    Yamaha
    Stich & Tie
    Logitech
    Notable Project

    Vincit California recently completed an app development project for a solar panel manufacturer. They created a customer loyalty app which implemented scanning functionality for the client.

    “Before, no customers were registering their products due to an inefficient process. Now, users praise the functionality of our scanning feature. ” - Assistant Manager, Solar Panel Manufacturer  

     

  • 199
    $5,000+
    50 - 249 Employees
    Sheffield United Kingdom

    UKAD is a research and development agency based in Sheffield, United Kingdom with offices in France, Poland, and Ukraine. Founded in 2005, their team of about 80 specializes in web development, custom software development, and mobile app development.  

    Clients
    Photowall
    Electra AB
    Birdie AB
    EntitledTo
    Industries
    Notable Project

    UKAD developed a meal sharing platform application. Support is ongoing and the client was mainly impressed with how affordable their services were.

    "The developer was supportive and helped us anytime he could. They even worked weekends when we had an emergency. They were responsive and helpful."– Founder, Meal Service

  • 200
    $5,000+
    250 - 999 Employees
    New York NY

    Custom software development company Elinext is a global company with offices around the world in New York, NY, Ireland, Germany, Belarus, and more. The team of nearly 200 has been around since 1997 and serve a range of clients from startups to Fortune 500 companies. They provide custom software, mobile app, web, and IoT development, as well as UI/UX design.

    Clients
    CA Technologies
    Parrot
    Siemens
    Trumpf
    Industries
    Notable Project

    A technology startup that provides digital coaching and evaluation materials for K-12 teachers approached Elinext for help developing software for its coaching platform. Elinext took the lead on the frontend, backend, and database development for the web application.

    "Their professionalism, thoroughness, and serious attitude are impressive. Even at the stage of initial inquiry, they provided professional consulting, detailed estimates with project timelines, architecture of the application, and mock-ups." – Professor of Economics, Teacher Coaching Software Startup

  • 201
    $10,000+
    250 - 999 Employees
    Stuttgart Germany

    Instinctools is a prominent software development and IT services firm based in Stuttgart, Germany with an additional office in Belarus. Founded in 2000, they have over 200 employees and provide sophisticated software engineering support, including custom software development, web and mobile development, and data-driven business intelligence.

    Clients
    SAP
    Daimler
    Fujitsu
    BurdaDigital
    Industries
    Notable Project

    Instinctools programmed custom and off-the-shelf production automation solutions. Instinctools developed several programs for PLCs, the processing units for manufacturing automation, and interfaces for users. The client noted that the QA and UI/UX improvements made by Instinctools improved customer feedback.

    "They spent quality time and provided quality work for us, which we've appreciated. If we had any questions regarding the organization, *instinctools addressed it." – Commercial Director, Automation Firm

  • 202
    $5,000+
    50 - 249 Employees
    New York NY

    Techtic Solutions Inc is a New York based firm that works in the mobile app development, web development, and UX/UI design fields. Techtic Solutions was founded in 2007 and has a second location in Ahmedabad, India; between both locations, the firm has 75 employees. They primarily serve mid-market clientele in the IT, advertising, marketing, and consumer products industries.

    Clients
    SixFlags
    Agohra
    MyBabyQs
    Fitlead
    Industries
    Notable Project

    A marketing firm partners with Techtic Solutions Inc for their web development expertise. The firm speaks to clients about their needs and then Techtic Solutions builds the website. The marketing firm finds that the sites make it much easier for them to provide SEO to clients.

    “Techtic Solutions understands exactly what I’m looking for are and develops high-quality sites.” – CEO, Marketing Firm

  • 203
    $25,000+
    50 - 249 Employees
    New York NY

    Method is a strategic design firm based in New York with offices in London; Denver; Atlanta; Charlotte, N.C.; and San Jose, Calif. The firm, founded in 1999, has more than 130 employees and provides UX/UI design, custom software development, digital strategy, web development, and branding services. Method serves enterprise and mid-market companies in the financial services, IT, arts & entertainment, customer products & services, medical, and e-commerce industries.

    Clients
    Ubisoft
    Manchester City
    Evry
    Clear
    Industries
    Notable Project

    A financial services company hired Method for an ongoing engagement to develop their web applications and mobile applications. Method used React for the front end and Java for the back end. They also do custom software development and prototyping. Method has been meeting the company's expectations throughout this ongoing engagement.

    "They’ve done a great job. We work in technology, nothing is really black and white. There are always potential problems, but I can’t really remember any time that we had any issues." - VP of Product & Innovation

  • 204
    $50,000+
    50 - 249 Employees
    Houston TX

    NTR Labs is a software agency based in Houston with more than 50 employees. Since their founding in 2000, they have provided custom software, web, and mobile app development solutions for small and mid-market firms alike in the fields of transportation and energy.

    Clients
    Intel
    GE Money Bank
    Skype
    Industries
    Notable Project

    NTR Labs upgraded a mobile app for a social app company. The app needed to be recreated with additional technologies such as neural networks and an A.I. NTR Labs helped improve the quality of the results that the app generated.

    “The project management was very impressive, especially when compared to other vendors.” - CEO, Social App Company

  • 205
    $5,000+
    50 - 249 Employees
    L'viv Ukraine

    ElifTech is a global technology service company based in Ukraine with an office in Wilmington, Del. The agency was established in 2015 and employs a team of nearly 40 development specialists. Their services include web, IoT, and custom software development for mainly small businesses in the manufacturing, transportation, and healthcare industries.

    Clients
    Windscribe
    Audiomachine
    Class Wallet
    JamTag
    Industries
    Notable Project

    ElifTech was called on by an online boutique web services agency to build a crowdsourcing MVP platform with an integrated payment gateway. The team provided both backend and frontend development to create a bug-free and accessible program.

    “They’re responsive and I never have issues to report back on. Everything moves along according to the schedule.” — Founder, Online Boutique Web Services Agency

  • 206
    $5,000+
    250 - 999 Employees
    Belmont CA

    ERP consulting and SI company Folio3 is located in Belmont, California; Pleasanton, California; North Sydney, Australia and Dubai, United Arab Emirates. Established in 2005, the midsize team focuses on ERP consulting and SI, mobile app development, web development, custom software development, and more.

    Industries
    Notable Project

    Folio3 helped a kitchen and bath company rebuild the connectors between their website and their NetSuite environment. They have added a greater level of Shopify and Amazon-related functionality to the site.

    "Their experience with NetSuite, Shopify, and Amazon was exactly what we were looking for."

  • 207
    $50,000+
    250 - 999 Employees
    Austin TX

    Syberry is a custom software development company of 65 employees, founded in 2011. Their headquarters is in Austin, Texas, with other locations in Warsaw, Poland, Minsk, Belarus, and New York. They offer services in custom software development, and application management and support.

    Clients
    Shell
    THG Energy Solutions
    Baylor Scott & White Health
    London Stock Exchange
    Notable Project

    Taking over for another vendor, Syberry serves as the ongoing software engineering partner for an energy company’s cloud-based platform. They provide scoping, development, testing, and deployment services.

    "I've been impressed by their willingness to do right by us and our customers." –- VP of Product, THG Energy Solutions

  • 208
    $10,000+
    50 - 249 Employees
    Dover DE

    Visartech Inc. is a technology development services company founded in 2010 and located in Dover, Del. The 50-person team provides technology consulting, IT managed services, cloud computing, custom interactive applications, and software development startups. They serve startups, SMBs, and enterprises in the gaming, education, real estate, health care, and other sectors.

    Clients
    SkyTrak
    ExplorR
    Faktor zwei GmbH
    Porpoise Studios
    Industries
    Notable Project

    Visartech Inc. helped polish and improve a golf simulation platform, integrated it with hardware, and continued upgrading the functionality within 6 years so far. The team used Unity3D to make the app available on PC, iOS, and Android. For 4 years in a row since 2017, the software got the "Best in Golf" Award.

    “Critical thinking and excellent communication make them stand out from other developers. ” – Executive, Sports Technology Solutions Company

  • 209
    $1,000+
    50 - 249 Employees
    Zagreb Croatia

    Serengeti is a custom development and testing firm based in Zagreb, Croatia. Founded in 2007, their team of 100 serves clients in the finance and healthcare sectors. Services include .NET, Java, and C# development.

    Clients
    KNAPP
    Fronius
    audifon
    Swissphone
    Industries
    Notable Project

    Serengeti provided development augmentation services for a digital service provider. They worked in Java, IBM WebSphere, Spring Boot, and Pivotal Cloud Foundry. The team showed excellent communication throughout the project.

    “Any time we had cuts or increases in support, they were very adaptable.” – IT Consultant, Digital Service Provider

  • 210
    $250,000+
    1,000 - 9,999 Employees
    New York NY

    Valtech is a development company that specializes in Sitecore and is headquartered London with 36 additional offices across 16 countries. Founded in 1993, they have over 2400 employees that mostly work with mid-market and enterprise businesses. Services include web design and development, software development, social media, digital strategy, and IT consulting.

    Clients
    Sunwing Travel Group
    University of Toronto's Rotman School of Management
    Bayer
    American Air Filters International
    Industries
    Notable Project

    Valtech developed a web application for an auto manufacturer with the goal of creating a virtual car buying experience for people who do not visit car showrooms. The team delivered a sophisticated, user-friendly platform with straightforward features that made the car buying process easier in a digital setting.

     

Tell us about your project
NEED HELP SELECTING A COMPANY?

Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

TELL US ABOUT YOUR PROJECT