Top 100 Startup Software Development Companies
The Best of April 2026Looking for a top Startups 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.
Check out our directory of Startup software development companies. Browse reviews and ratings and scan by industry or specialty to find the company that's the best fit for you.
List of the Best Startup Custom Software Developers
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is an artificial intelligence firm founded in 2001. Their small team is in Medina, Washington and offers Artificial Intelligence, UX/UI Design, AI Consulting, Custom Software Development, and more.Read More
Industries
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1$25,000+50 - 249 employeesLos Angeles, CAEstablished in 2014, Goji Labs is a custom software development firm. The agency specializes in Custom Software Development, UX/UI Design, Mobile App Development, Web Design, and more and has a midsize team.Read More
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World Health OrganizationIndustries
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2$10,000+250 - 999 employeesNew York, NYCleveroad is a midsize software development firm. They offer Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and were established in 2011.Read More
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DPD Mangopay PENNEO A/S LEGOIndustries
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3$50,000+250 - 999 employeesWarszawa, PolandGeniusee is a custom software development firm. They are in Middletown, Delaware; Warszawa, Poland; Kyiv, Ukraine and L'viv, Ukraine and have a midsize team. Their services include Custom Software Development, Mobile App Development, Web Development, cloud consulting & SI, and more. The company was founded in 2017.Read More
Clients
Scout and Drum Technologies Inc. (startups from founders of the FinTech unicorn Kabbage acquired by Amex)Industries
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4$25,000+50 - 249 employeesLimassol, CyprusApp development company You are launched is located in Limassol, Cyprus; Columbia, South Carolina; Dnipro, Ukraine and Kraków, Poland. Launched in 2016, the midsize team offers Mobile App Development, Custom Software Development, and UX/UI Design.Read More
Clients
"You are launched is the perfect partner for a startup seeking a reliable development partner. Additionally, they have the ability to provide long-term support with dedicated and well-organized teams" - Giacomo Vose.Industries
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5$25,000+250 - 999 employeesWhite Plains, NYFingent is a software development company. Established in 2003, the team provides Custom Software Development, Artificial Intelligence, Web Development, and Mobile App Development. Their midsize firm is in White Plains, New York; Dubai, United Arab Emirates; Kochi, India and Melbourne, Australia.Read More
Clients
Sony Mastercard AGP CBNIndustries
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6$50,000+50 - 249 employeesSan Francisco, CACheesecake Labs is a software development company located in San Francisco, California and Florianopolis, Brazil. The midsize firm was established in 2013. Their team offers Custom Software Development, AI Consulting, and Enterprise App Modernization.Read More
Clients
MoneyGram International Stellar Development Foundation AB Inbev Mutual of OmahaIndustries
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7$75,000+250 - 999 employeesCharlotte, NCDualboot Partners is a midsize custom software development company. In Charlotte, North Carolina; Raleigh, North Carolina and Montevideo, Uruguay, the firm was established in 2018. Their services include Custom Software Development, Web Development, UX/UI Design, cloud consulting & SI, and more.Read More
Clients
DebtBookIndustries
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8$25,000+50 - 249 employeesPrague, Czech RepublicOAKS LAB is a custom software development firm. The midsize team is headquartered in Prague, Czech Republic. Their services include Custom Software Development, Web Development, Artificial Intelligence, IT staff augmentation, and more.Read More
Clients
Blue Owl Productboard Nasdaq Private Market Blackpoint CyberIndustries
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9$50,000+1,000 - 9,999 employeesNoida, IndiaHeadquartered in New York, New York; Noida, India; Dubai, United Arab Emirates and London , England, Appinventiv is an app development firm. The large company was founded in 2014. Their team focuses on Mobile App Development, Artificial Intelligence, and Custom Software Development.Read More
Clients
Asian Bank KFC ADIDAS IKEAIndustries
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10$25,000+50 - 249 employeesLondon, EnglandMidsize software development firm GoodCore Software, is headquartered in London, England; Karachi, Pakistan and Cyberjaya, Malaysia. Founded in 2005, the team specializes in Custom Software Development, Artificial Intelligence, Web Development, IT strategy consulting, and more.Read More
Clients
PMLL GCBF Hirevine London Women's ClinicIndustries
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11$50,000+50 - 249 employeesTallinn, EstoniaRead More
Riseapps is a midsize software development company. Founded in 2016, the company is located in Tallinn, Estonia; Lake Mary, Florida; Warszawa, Poland and Gdańsk, Poland. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, and Generative AI.
Industries
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12$25,000+50 - 249 employeesMiami, FLWeSoftYou is a midsize custom software development company. Established in 2018, the company is based in Miami, Florida and Kyiv, Ukraine. Their services include Custom Software Development, Web Development, and AI Consulting.Read More
Clients
AudiIndustries
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13$25,000+250 - 999 employeesMiami, FLRead More
Custom software development firm Emerline was founded in 2011. They are in Miami, Florida; Wrocław, Poland; Vilnius, Lithuania and Heidelberg, Germany and have a midsize team. Emerline provides Custom Software Development, Artificial Intelligence, Mobile App Development, cloud consulting & SI, and more.
Industries
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14$10,000+10 - 49 employeesHalifax, CanadaMindSea is a small software development firm. The Halifax, Canada-based firm was established in 2007. Their services include Custom Software Development, Mobile App Development, UX/UI Design, and IoT development.Read More
Clients
Constant HealthIndustries
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15$25,000+50 - 249 employeesL'viv, UkraineBinary Studio, a custom software development firm, was established in 2005. In Wimborne, England and L'viv, Ukraine, their midsize team specializes in Custom Software Development, Web Development, Mobile App Development, and IT staff augmentation.Read More
Clients
SnapNurseIndustries
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16$25,000+250 - 999 employeesPleasanton, CAAltoros is a midsize Blockchain company. Founded in 2001, the firm is based in Pleasanton, California; Buenos Aires, Argentina; Oslo, Norway and Helsinki, Finland. Their team offers Blockchain, Custom Software Development, Web Development, Enterprise App Modernization, and more.Read More
Clients
AllstateIndustries
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17$25,000+250 - 999 employeesPune, IndiaSoftware development firm Talentica Software was launched in 2003. The company provides Custom Software Development, Artificial Intelligence, Generative AI, Low/No Code Development, and more and has a midsize team.Read More
Clients
Mist Systems (Juniper Company) Amplify Rupeek TalentpoolIndustries
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18$25,000+50 - 249 employeesLondon, EnglandRead More
Located in London, England; Sydney, Australia and Sunny Isles Beach, Florida, Magora is a software development company. The midsize team specializes in Custom Software Development, Mobile App Development, Web Development, Artificial Intelligence, and more. The agency was launched in 2010.
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DanoneIndustries
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19$50,000+50 - 249 employeesMontevideo, UruguayRead More
Loop Studio is a software development services provider located in Montevideo, Uruguay. It was founded in 2014 and now has a team of more than 24 employees. Loop Studio specializes in web development and also provides custom software development, mobile app development, application management. support and more to primarily small businesses.
Clients
Looking Glass Cyber mParticle Kalibri Labs Stacker GroupIndustries
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20$10,000+10 - 49 employeesLondon, EnglandBased in London, England; Plymouth, England; Edinburgh, Scotland and Manchester, England, Coreblue is a custom software development firm. The small team offers Custom Software Development, Mobile App Development, IT strategy consulting, Low/No Code Development, and more. The agency was established in 2015.Read More
Clients
Bank of Kigali Executive Nexus ProConveyIndustries
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21$25,000+1,000 - 9,999 employeesOrlando, FLSimform is a cloud consulting & SI company. Founded in 2010, the agency is in Orlando, Florida; Los Angeles, California; Chicago, Illinois and San Francisco, California. The large team specializes in cloud consulting & SI, Artificial Intelligence, Custom Software Development, Enterprise App Modernization, and more.Read More
Clients
RedbullIndustries
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22$10,000+250 - 999 employeesKharkiv, UkraineEstablished in 2000, Zfort Group is a midsize software development company. Their services include Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more. The agency is based in Kharkiv, Ukraine and New York, New York.Read More
Clients
Online.ioIndustries
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23$25,000+10 - 49 employeesLisboa, PortugalAltar.io is a custom software development firm. Their small team is located in Lisboa, Portugal and London, England and provides Custom Software Development, Artificial Intelligence, Mobile App Development, Product Design, and more. The firm was founded in 2015.Read More
Industries
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24$50,000+1,000 - 9,999 employeesNew York, NYVention is an IT staff augmentation company. Their large team is in New York, New York; London, England; Marietta, Georgia and San Francisco, California. The company focuses on IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more. The company was launched in 2002.Read More
Clients
IBM PayPal pwc IC MarketsIndustries
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25$50,000+250 - 999 employeesNaples, FLIntetics Inc. Is an IT managed services company founded in 1995. The firm focuses on IT managed services, IT staff augmentation, Custom Software Development, Web Development, and more and has a midsize team. The firm is headquartered in Naples, Florida; Düsseldorf, Germany; Kraków, Poland and Kyiv, Ukraine.Read More
Clients
Encyclopaedia BritannicaIndustries
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26$5,000+50 - 249 employeesKyiv, UkraineCustom software development company ROCKETECH was founded in 2015. Headquartered in Kyiv, Ukraine; Singapore; London, England and San Francisco, California, their midsize team offers Custom Software Development, Mobile App Development, UX/UI Design, IT staff augmentation, and more.Read More
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GalamartIndustries
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27$10,000+50 - 249 employeesWarszawa, PolandAI company Fulcrum was established in 2018. Based in Warszawa, Poland; Sheridan, Wyoming and Kyiv, Ukraine, their midsize team provides Artificial Intelligence, Custom Software Development, IT staff augmentation, Web Development, and more.Read More
Clients
Mercedes website (Mercedes Car Dealership in Ukraine)Industries
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28$25,000+50 - 249 employeesVilnius, LithuaniaRead More
Corner Case Technologies is a digital product development company based in Vilnius, Lithuania, with an office in London, UK. The company, founded in 2016, has a team of around 30 IT professionals who provide custom software, web, and mobile app development services to various businesses and institutions.
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Sejico MindTales Kiosk SEIFAIndustries
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29$10,000+250 - 999 employeesThiruvananthapuram, IndiaWebsite development company ATEAM SOFT SOLUTIONS is in Thiruvananthapuram, India; Albuquerque, New Mexico and Thiruvananthapuram, India. The midsize company was launched in 2012. Their services include Web Development, Mobile App Development, Custom Software Development, and IT staff augmentation.Read More
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Blacksmith International, USAIndustries
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30$10,000+250 - 999 employeesBuenos Aires, ArgentinaRead More
Vates is a software development firm that offers IoT development, BI and big data consulting, and custom software development to small business, enterprise, and mid-market clients in the telecommunications, financial, and consumer products services industries. Founded in 1991, their 350+ employees are based across the globe in Aventura, Fla., Sausalito, Calif., Buenos Aires and Cordoba, Argentina, and Santiago, Chile.
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IBMIndustries
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