# Limitation of Trial Edition
Trial Edition has following limitations.
- The max number of Studies: 10
- The max number of Web Connection: 5
- The max number of DICOM Connection: 5
Web Connection:
The number of users who can access web interface of SonicDICOM PACS at the same time.
DICOM Connection:
The number of devices/software that can connect with SonicDICOM PACS by using DICOM communication.
Such as Modalities (CR, CT, etc), third party's DICOM Viewers, and so on.
There is no limitation on features that can be used.