Workflow = 1 Google Form linked to a spreadsheet
Request = a Google Form that has been submitted for Approval thru Form Workflow Plus. It can be approved by one or many reviewers.
Requester = a person who is submitting a Google Form for Approval thru Form Workflow Plus
Reviewer = a person who Approves a Workflow Step
All Form Workflow Plus plans are unlimited in Workflows, Requesters, and Reviewers.
Our plans are based on the number of Requests that have been submitted for Approval. A Request can have many Approval Steps.