How to win free UPolyline license codes.

Subscribe, watch, comment, and email your proof

Subscribe to the official YouTube channel, watch at least three videos, and leave comments on the videos. After subscribing and commenting, send screenshots to services@upolyline.com within 5 minutes to receive a 1-month free full-feature serial number.

• Subscribe to the official channel: @UPolyline
• Watch 3 or more videos
• Leave comments on the videos you watched
• Email the screenshots within 5 minutes after subscribing and commenting

The 5-minute rule helps us confirm that the comment really belongs to you. If your email name matches your YouTube user name, this 5-minute limit does not apply.

Publish your own UPolyline feature video and claim rewards

Create a short public video about impressive UPolyline features, publish it on open platforms, then send the post link and like-count proof to services@upolyline.com.

• Record an original video about useful UPolyline features
• Publish it on any open public media platform
• Send the link and screenshot of likes for verification