It is possible for students and faculty to check with their institution to see if software is offered free of charge. Provided below is a list of Swiss institutions of higher education linking to the software services, if available. For further questions about institutional software please contact your institution's IT department.
Some Swiss universities and schools offer the Office 365 at no charge for its students. Check to see if you are eligible for a free version by clicking here: Get Office 365 free for students.
You may also check if your institution is enrolled in the Microsoft DreamSpark Program (Google search: DreamSpark "name of your institution"). The program provides students and faculty with software design and development tools developed by Microsoft at no charge.