Druva CloudRanger offers a Freemium plan that would remain free forever and comes with the following benefits.

This plan is most suitable for small projects and entrepreneurs that have a minimal AWS usage footprint.

You can upgrade to Freemium anytime during your trial period or even after your trial has expired.

Upon successful upgrade, you will receive a confirmation on your upgrade to Freemium.

You may choose to upgrade to any of the paid plans at a later date based on your business requirements.