4by4 Signs Business Agreement with Mobidays

On April 28, 2025, content artificial intelligence (AI) solutions provider 4by4 announced that it has signed a strategic business agreement (MOU) with comprehensive media content group Mobidays. The partnership is based on ultra-high-definition stock content and AI-powered image quality enhancement solutions.

4by4 will allow Mobidays to freely use ultra-high-definition videos, images, and graphics in 4K resolution or higher from its stock platform 'KEYCUTstock' for advertisements produced in-house by Mobidays.

4by4 also pledged to actively support the use of its AI solution 'Pixell', which can enhance the quality and optimize the size and traffic of various video contents distributed through Mobidays' advertising platforms and marketing channels.

By utilizing 4by4's ultra-high-definition stock content and AI solutions, Mobidays aims to maximize the effectiveness of its in-house advertisements and further strengthen the competitiveness of its advertising platforms and marketing solutions.

The agreement is not limited to a one-time collaboration. Both companies have agreed to continuously expand various cooperative frameworks, aiming to improve efficiency throughout the advertising content production process using their respective AI technologies, and to maximize advertising effectiveness through these efforts.

Lee Kwangsoo, Head of Marketing Business Division at Mobidays, said, "4by4's advanced video technology and AI solutions are core technologies that can dramatically enhance the quality of advertising content," adding, "We expect this collaboration to serve as an opportunity for Mobidays' advertising solutions to evolve to the next level."

Seo Heehwan, Team Leader at KEYCUTstock, explained, "The quality of video and image content is becoming increasingly important in the digital advertising market," and added, "This collaboration with Mobidays is meaningful as it provides an opportunity to directly demonstrate our technological capabilities within the advertising industry."