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It is impossible to repeatedly break down and test products that require massive manufacturing costs, such as aircraft, ships, and advanced drones. This is why 'engineering simulation'—pre-calculating in a computer products that are difficult to verify with physical prototypes at large manufacturing companies or high-tech industrial sites—is essential.
The problem is that this technology has been the exclusive domain of R&D organizations within a few large corporations. Although there are global simulation software service companies such as Siemens and Ansys, they are not user-friendly. The cost of using dedicated software is high, and it requires specialized engineers with master's or doctoral degrees to undergo training ranging from several weeks to several months before they can perform tasks. Consequently, many small and mid-sized companies are forced to give up on engineering simulation altogether.
A startup has emerged to innovate this high-barrier engineering simulation market. Lee Seok-geun, CEO of Everysim (Everysim), recently stated in an interview with MoneyToday's startup media platform 'Unicorn Factory' that they have realized "engineering simulation software that anyone can use familiarly, even without being an expert, just like Paint or PowerPoint." He added, "By providing simulation software that allows immediate design and verification simply by opening a web browser, we will lead the democratization of digital engineering."
No to complex dedicated tools... A new concept solution that is easy and accurate

Lee (CEO) is a veteran engineer who worked at Midoas IT, Korea's leading simulation software company, and the research division of the Korea Institute of Science and Technology Information (KISTI). Feeling limited by the structure of public research institutions, which tend to focus on R&D rather than releasing commercial products with significant market impact, he decided to start a business.
Everysim was born through KISTI's researcher startup program. After about a year of preparation, it spun off in 2023. Lee (CEO) explained, "We wanted to properly build an engineering simulation system that countless manufacturing companies give up on due to lack of cost and personnel," adding, "The mission of Everysim embodies the vision of handling everything related to simulation."
The startup process was not smooth. As initial members who shared the entrepreneurial will left the company within a few months, Lee (CEO) had to rebuild the team from scratch. The company currently has 14 employees in total, most of whom are dedicated R&D personnel. Since Daejeon is the headquarters, it also includes a significant number of KAIST personnel.
In the engineering simulation market dominated by global large corporations, Everysim's differentiation points are largely two-fold. First, it operates easily based on a web browser. Work can be done simply by accessing the Everysim platform without needing high-performance workstations or going through complex program installation processes.
Second, it is equipped with dedicated design tools specialized for each industry (domain), such as drones and aviation. For example, dedicated tools are provided for drone propellers and aircraft wings, allowing non-experts to design using natural language and immediately check the results.

"This is innovation," first 'liked' overseas... Used in 80 countries
Unlike domestic markets, which are conservative regarding software investment, the global market immediately recognized Everysim's value. Accelerators such as Plug and Play and 500 Global decided on seed investments last year. It also won an innovation award at 'CES 2026,' the world's largest electronics and information technology (IT) exhibition.
Narma, a KARI No. 1 research institute company; Tuin Tech, an in-house venture of SK Hynix; and JJS, a metamaterial manufacturer, have all used the Everysim platform to conduct simulations, achieving significant reductions in development periods and costs. In addition to these companies, as of September this year, over 1,000 companies and more than 1,400 users across 80 countries worldwide are using Everysim's beta version engineering simulation program.
Lee (CEO) said, "When U.S. investment firms decided to invest directly, we gained confidence that we could break the prejudice that there are no success stories of Korean software companies." He added, "Even without separate marketing, overseas companies and engineers are visiting our website on their own."

Everysim is currently conducting a pre-Series A investment round worth 5 billion won. Several financial institutions and venture capital firms are directly reviewing investments. In particular, Dino Lab, an open innovation organization of Woori Financial, formed a partnership with Everysim during its regional startup discovery process in the first half of this year and is now discussing direct investment, focusing on its growth potential.
Soon, Everysim plans to launch its official platform to accelerate its subscription model while expanding domains focused on aviation and drones into space, construction, energy, and mobility. Lee (CEO) emphasized, "Although the crisis of software companies is growing due to recent advances in generative AI, the simulation field has encountered a major opportunity." He stated, "If a system is established where AI recommends blueprints and Everysim's engine automatically verifies them, the barrier to engineering will lower, ushering in an era when anyone worldwide can perform simulations."
[MoneyToday startup media platform Unicorn Factory]