Top 20 Software Development Companies in South Korea
The Best of December 2025Looking for a top software developer in South Korea?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in South Korea. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best South Korea Software Developers
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1Undisclosed2 - 9 employeesSeoul, South KoreaHeadquartered in Seoul, South Korea, Reeflane Co., Ltd is a small software development company. The team focuses on Custom Software Development and Web Development.Read More
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2$10,000+2 - 9 employeesseoul, South KoreaSoftware development firm ITDA specializes in Custom Software Development and Web Development. They were launched in 2021.Read More
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3$5,000+10 - 49 employeesSeoul, South KoreaLitmers is an UX company. The small Seoul, South Korea-based company was launched in 2023. Their services include ux/ui design, custom software development, web development, mobile app development, and more.Read More
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4$10,000+10 - 49 employeesSeoul, South KoreaTodos is a custom software development firm. The agency is headquartered in Seoul, South Korea. Their services include Custom Software Development and Web Development.Read More
Clients
Smilegate NAVER SAMSUNG MITSUBISHIELECTRICIndustries
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5$5,000+50 - 249 employeesJung-gu, South KoreaIn Jung-gu, South Korea and Minato City, Japan, Asiance is a midsize custom software development firm. Their services include Custom Software Development and Digital Strategy.Read More
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6$25,000+50 - 249 employeesSeoul, South KoreaAdenasoft is an IT strategy consulting company. Established in 2016, the midsize company is in Seoul, South Korea. Their services include IT strategy consulting, CRM consulting and SI, web development, and mobile app development.Read More
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7Undisclosed1,000 - 9,999 employeesYongsan-gu, South KoreaFounded in 2012, MSG Global is a large Yongsan-gu, South Korea-based software development company. Their team focuses on Custom Software Development and IT managed services.Read More
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8Undisclosed10 - 49 employeesGangnam-gu, South KoreaMomenti Inc. Is a mobile app development company founded in 2016. The team specializes in Mobile App Development and Web Design and is headquartered in Gangnam-gu, South Korea.Read More
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9Undisclosed2 - 9 employeesSeongnam-si, South KoreaVisualCamp is an AR/VR development company. Launched in 2014, their team focuses on AR/VR development and Custom Software Development.Read More
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10$1,000+2 - 9 employeesSeoul, South KoreaWeb development company Digital Invo was founded in 2020. Their small team is in Lahore, Pakistan; Seoul, South Korea and Berlin, Germany. Their services include Web Development, Graphic Design, Custom Software Development, Mobile App Development, and more.Read More
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11$5,000+2 - 9 employeesGangnam-gu, South KoreaKorea MTS Ltd., a web development firm, focuses on Web Development and Custom Software Development. The firm is headquartered in Gangnam-gu, South Korea.Read More
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12$10,000+10 - 49 employeesSeoul, South KoreaAlgesoft is a cloud consulting & SI company. The team is in Istanbul, Türkiye and Seoul, South Korea, and their services include cloud consulting & SI and Custom Software Development.Read More
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13$25,000+10 - 49 employeesBoston, MARead More
Umber.Tech — Fintech & Highload Experts is a Microservices Architecture Services company. Their small team is located in Tallinn, Estonia; Dubai, United Arab Emirates; Hannover, Germany and Boston, Massachusetts and offers Microservices Architecture Services, Web Development, Mobile App Development, UX/UI Design, and more. The agency was founded in 2017.
Clients
Benzinga OLX AmeriaIndustries
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14Undisclosed1,000 - 9,999 employeesSeoul, South KoreaDigital Hearts Co., Ltd., a Translation company, was founded in 2001. The company offers Translation and Call Center Services.Read More
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15UndisclosedFreelancer employeesUlsan, South KoreaMediaPixel is a web design company. Their small team is based in Ulsan, South Korea and provides Web Design and UX/UI Design. The agency was launched in 2025.Read More
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16Undisclosed2 - 9 employeesGangnam-gu, South KoreaSL Innovations is an AR/VR development company. Located in Gangnam-gu, South Korea, their team specializes in AR/VR development and Custom Software Development.Read More
Industries
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17Undisclosed2 - 9 employeesSeongnam-si, South KoreaNextepStudio is an AR/VR development company. Their small team is based in Seongnam-si, South Korea. Their team focuses on AR/VR development and Custom Software Development.Read More
Industries
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18Undisclosed2 - 9 employeesDaejeon, South KoreaAble Information Technology is an IT strategy consulting company. Their small team is located in Daejeon, South Korea. Their services include IT strategy consulting and Custom Software Development.Read More
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19Undisclosed2 - 9 employeesSeongnam-si, South KoreaWeb development company Towen.com is headquartered in Seongnam-si, South Korea. They provide Web Development and Custom Software Development.Read More
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20Undisclosed2 - 9 employeesJongno-gu, South KoreaDaewoo Information Systems is a small Jongno-gu, South Korea-based IT strategy consulting company. Their services include IT strategy consulting and Custom Software Development.Read More
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21$10,000+250 - 999 employeesHanoi, VietnamIn Hanoi, Vietnam; Mountain View, California; North Sydney, Australia and Seoul, South Korea, Savvycom Software is a midsize software development company. Established in 2009, the team focuses on Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more.Read More
Clients
North America & Europe: TaylorMadeIndustries
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22$25,000+50 - 249 employees10F, China Evergrande Centre, 33 Lockhart Rd, Wan Chai, Hong Kong, Hong KongSynergy Labs is an app development company. The midsize Hollywood, Florida-based agency was launched in 2020. Their services include Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more.Read More
Industries
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