3DtoMe is a subscription-based service. The Pro and Corporate plans unlock features that the Free plan doesn't include. Every paid plan has a 7-day free trial, and you can cancel at any time. To buy a subscription in a 3DtoMe app:
You can't pay for a plan in the web viewer. Features your plan doesn't include have a padlock. Clicking one opens a form to the 3DtoMe sales team, not a checkout. To contact the sales team:

A plan you buy in an app also applies in the web viewer, because both use the same account.
The 3DtoMe pricing model is based on features. There are four plans: Free, Pro, Corporate and Enterprise. Enterprise is a custom plan. To discuss one, contact us.
See the pricing page for prices, and Plans and locked features for the web viewer features in each plan.
If you still have questions, please reach out to our support team for assistance.
Contact Support