Top 100 Startup Software Development Companies
The Best of December 2025Looking 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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$25,000+10 - 49 employeesMedina, WAFlower Press Interactive is a small user experience agency launched in 2001. Their team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more. The company is located in Medina, Washington.Read More
Industries
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$10,000+10 - 49 employeesJohannesburg, South AfricaRead More
Mobile application development firm CubeZoo was established in 2011. In Johannesburg, South Africa and London, England, their small team specializes in Mobile App Development, Web Development, Artificial Intelligence, UX/UI Design, and more.
Industries
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91$75,000+50 - 249 employeesRio Branco, BrazilEstablished in 2015, White Prompt is an IT strategy consulting company. The midsize Lewes, Delaware-based team provides IT strategy consulting, Web Development, Mobile App Development, UX/UI Design, and more.Read More
Clients
AqutoIndustries
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93$10,000+50 - 249 employeesSunny Isles Beach, FLRead More
Symfa is a Sunny Isles Beach, Florida-based custom software development company. Launched in 2008, the midsize team provides custom software development, Artificial Intelligence, and blockchain.
Industries
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94$5,000+10 - 49 employeesRead More
Sysmetica LLC, a mobile application development company, is based in Warszawa, Poland. The small team provides Mobile App Development, Custom Software Development, UX/UI Design, and Web Development and was launched in 2021.
Clients
Huma Airwave GameSchoolIndustries
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95$10,000+10 - 49 employeesMalang, IndonesiaRead More
Blankontech is a website development company founded in 2020. Headquartered in Malang, Indonesia, their small team offers web development, mobile app development, application testing, and custom software development.
Industries
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96$10,000+10 - 49 employeesBucurești, RomaniaRead More
Krypton Labs is a blockchain company. The small București, Romania-based company was launched in 2020. Their team focuses on blockchain, custom software development, web development, and Artificial Intelligence.
Industries
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97$25,000+50 - 249 employeesIndianapolis, INRead More
DeveloperTown, founded in 2008, is a business software solutions developer based in Indianapolis, Ind. It employs about 70 team members. DeveloperTown specializes in enterprise app modernization, but also offers custom software and mobile app development. Many of its clients are enterprise businesses.
Clients
Republic AirwaysIndustries
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98$25,000+50 - 249 employeesHallandale Beach, FLRead More
OL Software is a software development outsourcing company based in Cali, Colombia, with an office in Miami. The company, founded in 2007, has more than 50 employees who provide custom software development, IT staff augmentation, and UX/UI design services to various companies, organizations, and institutions.
Clients
TecnoquimicasIndustries
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99$5,000+10 - 49 employeesOdesa, UkraineRead More
BramblingTech is a custom software development company. Their small team is based in Tallinn, Estonia and Odesa, Ukraine. The company provides custom software development, web design, e-commerce development, and search engine optimization.
Industries
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100$5,000+10 - 49 employeesBengaluru, IndiaAI Agents company Abstrabit Technologies was founded in 2022. The small team provides AI Agents, Artificial Intelligence, Custom Software Development, and IT strategy consulting. The company is headquartered in Bengaluru, India.Read More
Industries
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101$5,000+2 - 9 employeesAthina, GreeceRead More
Established in 2021, Apptiva Software is a small user experience agency. Their team provides ux/ui design, custom software development, business consulting, cloud consulting & SI, and more. The firm is headquartered in Athina, Greece.
Industries
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102$10,000+10 - 49 employeesMontevideo, UruguayRead More
Alabama Solutions is a small mobile application development firm. They focus on mobile app development, web development, and custom software development and were established in 2020.
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103$5,000+50 - 249 employeesCape Town, South AfricaBitcube, a custom software development firm, is located in Cape Town, South Africa; Bloemfontein, South Africa and London, England. The midsize agency was established in 2009. Their services include Custom Software Development, Mobile App Development, UX/UI Design, E-Commerce Development, and more.Read More
Clients
Fortune 500 companiesIndustries
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104$1,000+10 - 49 employeesRead More
IDEACT is a small user experience design agency established in 2017. Their services include ux/ui design, IT strategy consulting, web development, and mobile app development. The agency is located in Prague, Czech Republic.
Industries
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105$5,000+250 - 999 employeesChicago, ILApp development company CodingCops was established in 2010. Located in Chicago, Illinois, their midsize team focuses on Mobile App Development, Blockchain, UX/UI Design, IT staff augmentation, and more.Read More
Industries
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106$10,000+10 - 49 employeesSanta Monica, CARead More
PhD Labs is a web and mobile app development company from Irvine, CA. The team of 10+ has been overcoming business challenges and driving results with digital solutions since 1998.
Clients
Bank of AmericaIndustries
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107$10,000+50 - 249 employeesChennai, IndiaCustom software development firm Sciflare Technologies Pvt Ltd is based in Chennai, India. The midsize team focuses on Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more. The agency was established in 2010.Read More
Industries
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108$1,000+50 - 249 employeesRead More
Seven Dynamic is a software company founded in 2007 with over 50 members. Based in New Cairo, Egypt, they offer custom software, web, and other application development for clients ranging from small startups to large businesses in various types of industries.
Clients
McMaster UniversityIndustries
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109$5,000+10 - 49 employeesChennai, IndiaRead More
Merkat Intellekt Technologies Private Limited is a custom software development firm. Their small team is based in Chennai, India and Thanjavur, India. The firm provides custom software development, web development, application testing, and mobile app development. The firm was launched in 2016.
Industries
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110$25,000+10 - 49 employeesOstride Labs, a custom software development company, is located in Alexandria, Virginia. They specialize in Custom Software Development, Application Management & Support, IT strategy consulting, BI & big data consulting & SI, and more and were established in 2013.Read More
Industries
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111$1,000+2 - 9 employeesKraków, PolandRead More
Codenauts is a web development company. Their small team is based in Kraków, Poland and specializes in web development, IoT development, custom software development, mobile app development, and more. The company was founded in 2022.
Industries
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112$10,000+2 - 9 employeesZielona Góra, PolandRead More
Codeclutch is a custom software development company founded in 2021. The small Wrocław, Poland-based team offers custom software development, web development, mobile app development, and blockchain.
Industries
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113$5,000+10 - 49 employeesBeograd, SerbiaRead More
CodeIT, a software development firm, is headquartered in Beograd, Serbia. The small firm was established in 2015. Their services include Custom Software Development, Mobile App Development, Web Development, IT strategy consulting, and more.
Clients
Philip Morris International Visa Danone United Nations Industrial DevelopmentIndustries
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114$25,000+10 - 49 employeesLondon, EnglandRead More
Mobile application development firm Nordstone was launched in 2018. The firm specializes in mobile app development, ux/ui design, and application management & support and has a small team. The firm is located in London, United Kingdom.
Industries
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115$5,000+2 - 9 employeesLondon, EnglandEstablished in 2021, Remote Skills is a small custom software development company. Their team provides Custom Software Development, Artificial Intelligence, Generative AI, API Development, and more. The agency is based in London, England.Read More
Industries
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116$5,000+2 - 9 employeesWashington, DCRead More
YourCTO is a boutique app and software development company based in Washington, DC. The company, founded in 2019, has a team of less than ten that provides custom software development, mobile app development, and business consulting services to small companies in various industries.
Clients
Word of Mouth, Inc.Industries
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117$5,000+2 - 9 employeesMVPMule is a Zürich, Switzerland-based UX design company. They provide UX/UI Design, IT strategy consulting, Custom Software Development, and Web Development and were founded in 2019.Read More
Industries
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118$1,000+10 - 49 employeesRead More
WP Whales is a custom software development firm. Based in Ilford, United Kingdom, their small team specializes in custom software development, web development, search engine optimization, web design, and more. The agency was founded in 2021.
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119$5,000+10 - 49 employeesDenpasar, IndonesiaRead More
Vincere.dev, a website development company, was launched in 2019. Their small team is in Denpasar, Indonesia. Their services include web development, mobile app development, ux/ui design, and Artificial Intelligence.
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120$1,000+10 - 49 employeesChandigarh, IndiaJasthink Softwares, a software development firm, was founded in 2021. They focuses on Custom Software Development and Mobile App Development.Read More
Industries
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