as of January 7, 2021

Changes made from version 2.20 to 2.21:

• Improved shallow water sonar depth tracking.

Changes made from version 2.10 to 2.20:

• Added support for the GT36 transducer.

Changes made from version 2.00 to 2.10:

• Improved sonar image quality.
• Improved transducer detection reliability.
• Changes to support manufacturing.