How to upgrade Pro?

Burning Vocabulary provides a basic version and a professional version, and the professional version needs to be activated by purchasing a license.

The Professional version is suitable for deep learning and supports multi-device synchronization, training learning, and other functions to enjoy all functional features.

You can purchase through the price page. You will get a license to activate the Pro after purchase.

Note: License is a unique login password, please do not tell anyone, you can login via License on any supported device.

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