The conference app Bluebell, which allows you to organize contents provided as eBooks and enter and exit conferences with one application, has been newly released as version 3.0.[main function]- Freely compose the necessary contents for the conference- Entry and exit system function with barcode and QR code- Provide pages optimized for conference and conference attendees- This program provides ICT technology optimized for companies such as MICE, exhibition business, and PCO.[Conference composition function]- program creation- Ability to view abstracts and lecture notes as eBooks- Web Voting- Ask real-time questions- Same-day on-site registration function- Check real-time ratings- Possible to implement all other contents necessary for conference operation