Sona Systems vs Castellum

Sona Systems

sona-systems.com

Analyzed October 8, 2026

Depends

Confidence: Medium

Buy only if you administer a university-wide research participant pool with course credits.

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Castellum

castellum.mpib.berlin

Starting report…

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Pick Sona Systems when

University psychology departments
Large intro-course credit pools
Multi-lab study scheduling
IRB-sensitive research administration

When Sona Systems is not a fit

Solo researchers or single labs
Companies doing market research
Teams wanting transparent, self-serve pricing
Guess: anyone wanting a modern consumer-grade UI

Sources

Our Customers · Sona Systemssona-systems.com
official
Pricingsona-systems.com
official
Product security pagesona-systems.com
security
Enhanced Security Edition · StateRAMP and TX-RAMPsona-systems.com
security
Sona Systems: Features, Reviews & Alternativescuspera.com
review
Sona Systems Alternative: Attendzyattendzy.com
review
Comparison to other Systems . Castellum documentationcastellum.mpib.berlin
review
Missed a SONA study, what are the repercussions?reddit.com
review
What are cheaper alternatives to Sonafacebook.com
review
Sona Mobile - Apps on Google Playplay.google.com
official