Contribution-supported
Free
Polls, statistics and class locking excluded · no ads
Checked 15 Oct 2026
Plans and prices
Piazza pricing
Contribution-supported model
Free
Optional contribution prompts · polls, statistics, and class locking require a paid license
Checked 7 Oct 2026
Instructor license — 400-student maximum
$379 a month
400 student max class size
Checked 7 Oct 2026
Instructor license (up to 400 students)
$379, paid once
400 student maximum · covers all students in instructor classes
Checked 15 Oct 2026
Instructor license (up to 700 students)
$429, paid once
700 student maximum · covers all students in instructor classes
Checked 15 Oct 2026
Instructor license — 700-student maximum
$429 a month
700 student max class size
Checked 7 Oct 2026
Instructor license (unlimited)
$479, paid once
Unlimited class size · covers all students in instructor classes
Checked 15 Oct 2026
Instructor license — unlimited class size
$479 a month
Unlimited class size
Checked 7 Oct 2026
Department license (up to 2,000 students)
$9,000 a year
Up to 2,000 students · unlimited classes per student
Checked 15 Oct 2026
Department license
$12,000 a year
Up to 3,000 students · unlimited classes per student in the department
Checked 7 Oct 2026
Department license (up to 3,000 students)
$12,000 a year
Up to 3,000 students · unlimited classes per student
Checked 15 Oct 2026
Enterprise site license
Priced on request
Institution or school-level license · contact Piazza for details
Checked 7 Oct 2026