Top 50 Mobile App Developers in Seoul
The Best of December 2025Looking for a top mobile app development company in Seoul?
Building a mobile app is expensive. In fact, it can cost $10,000 to $150,000, unless you want an out-of-the-box solution with a DIY app builder. So, choosing the right app developer is important because it can save you time and money and result in an app that makes your business stand out.
As you begin the process of hiring an app development company, remember to define the type of app you want before starting conversations with developers. How complex your app idea is will determine your budget and the skill level you need in an app developer. Then, once conversations begin, ask for portfolio items, reviews, and references. Be sure to bring up timeline, too, so you align on expectations.
Overall, with about 90% of time on mobile spent in apps, investing in a mobile app for your business may help attract customers and get your brand in front of more people.
To assist you in your search for a partner, we’ve compiled this list of the top mobile app developers in Seoul. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Seoul Mobile App Development Companies
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1$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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2$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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3$25,000+50 - 249 employeesSeoul, South KoreaRead More
Founded in 2018, Mckinley & Rice Inc. is a development company headquartered in Seoul. They also have offices in Los Angeles, Noida, India, and Pune, India. They work with businesses of all sizes in different industries.
Clients
Dock DiagnosticsIndustries
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4$25,000+250 - 999 employeesSeoul, South KoreaApp development company BrickMate Group was established in 2016. The team focuses on Mobile App Development and Web Development.Read More
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5$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
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6$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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7$5,000+2 - 9 employeesSeoul, South KoreaElse is a web development firm. Founded in 2020, the small company is in Seoul, South Korea. Their team specializes in web development, ux/ui design, mobile app development, digital strategy, and more.Read More
Clients
Visual Track (Video production studio)Industries
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8$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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9$100,000+10 - 49 employeesSeoul, South KoreaWidBLACK is an application development firm. Founded in 2016, the company offers Mobile App Development and Web Development.Read More
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10$10,000+50 - 249 employeesSeoul, South KoreaHeadquartered in Seoul, South Korea, Uptempo Global is a midsize Translation company. The team provides Translation and Mobile App Development.Read More
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11Undisclosed10 - 49 employeesJung-gu, South KoreaStipop is an IT managed services company. They are located in Santa Monica, California and Jung-gu, South Korea and have small team. They provide IT managed services and Web Development.Read More
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12$25,000+10 - 49 employeesMapo-gu, South KoreaWebsite development firm TOKTOKHAN.DEV focuses on Web Development and Mobile App Development. They are headquartered in Mapo-gu, South Korea.Read More
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13$1,000+2 - 9 employeesSeoul, South KoreaEstablished in 2021, West-East Forte is a social media marketing company. Their team focuses on Social Media Marketing and Pay Per Click.Read More
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14$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
Industries
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15$10,000+250 - 999 employeesSeongnam-si, South KoreaEON Reality is an AR/VR development company. Based in Seongnam-si, South Korea, the agency was established in 1999. Their team specializes in AR/VR development and Mobile App Development.Read More
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16Undisclosed50 - 249 employeesMapo-gu, South KoreaIGAWorks is a Mapo-gu, South Korea-based application development firm. Founded in 2006, the team offers Mobile App Development and Advertising.Read More
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17Undisclosed50 - 249 employeesSeongdong-gu, South KoreaMidsize application development company eWIDEPLUS, is in Seongdong-gu, South Korea. Their services include Mobile App Development and Web Development.Read More
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18Undisclosed1,000 - 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
Industries
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19$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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20$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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21Undisclosed10 - 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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22Undisclosed50 - 249 employeesYoungdeungpogu, South KoreaFEELingK, an application development firm, is headquartered in Youngdeungpogu, South Korea. Their services include Mobile App Development and Social Media Marketing.Read More
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23$5,000+10 - 49 employeesSeocho-gu, South KoreaAD Efficiency, an app development firm, offer Mobile App Development and Search Engine Optimization. They were founded in 2012.Read More
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24$10,000+10 - 49 employeesGangnam-gu, South KoreaSEO agency MNCS Korea provides Search Engine Optimization and Social Media Marketing. They are based in Gangnam-gu, South Korea and India.Read More
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25$5,000+50 - 249 employeesGangnam-gu, South KoreaD major is a Digital Strategy company. They are based in Gangnam-gu, South Korea, and their services include Digital Strategy and Mobile App Development.Read More
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26Undisclosed250 - 999 employeesGangnam-Gu, South KoreaLocated in Gangnam-Gu, South Korea, PMG Group is a midsize Advertising company. Their services include Advertising and Digital Strategy.Read More
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27Undisclosed10 - 49 employeesGangnam-gu, South KoreaSaltcake is an user experience design company. Located in Gangnam-gu, South Korea, their team provides UX/UI Design and Branding.Read More
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28$5,000+50 - 249 employeesGangnam-gu, South KoreaD.FY Seoul is a midsize Advertising company. They specialize in Advertising and UX/UI Design and were founded in 2011.Read More
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29Undisclosed50 - 249 employeesSEOUL, South KoreaD'strict is an Architectural Design company launched in 2004. Their services include Architectural Design and Graphic Design.Read More
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30$5,000+50 - 249 employeesGANGNAM-GU, South KoreaTK101 Global is a social media marketing firm established in 2012. The team offers Social Media Marketing and Search Engine Optimization.Read More
Industries
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