Do you need a mean of payment during the free trial? June 12, 2020 14:15 Updated No, a mean of payment is not required to start a test, you can register and start immediately. Related articles How does the free trial work ? Where is the data stored ? Can I connect my scanner/PDA to Monstock ? What formula should I choose? What are API calls and is offering Monstock? Comments 0 comments Please sign in to leave a comment.