1.0.0
- Initial version

1.1.0
- Added reduced compatibility with PocketPC 2003
- Added STOP button to warnings with the option of closing the application.

1.1.1
- Frequency of audible warnings reduced
- Improved compatibility with PocketPC 2003 for lost signal detection

1.2.0
- New ‘Use routines for (version of Windows CE)’ function added, allowing the use of routines and limitations of a version of Windows different to that installed on the device.
- Connection icon permanently displayed to allow the user to confirm that the port is connected and the antenna on at all times.
- Clicking on such icon, you can move it to the most convenient place on the screen
- Double click on the icon to bring MerlinBlueEar to the front.
- Added ‘Show Floating Icon’ option to the Appearance tab to choose whether to display the floating icon or not
- Added ‘Center Icon’ button to centre the icon on the screen
- Modified warning colour selection to add preset colours and improve the definition of customised colours
- The colour of the warning text will automatically change to black or white according to the brightness of the background colour chosen by the user, in order to ensure visibility of the message
- Messages centred better on screen.
- Time that Signal Lost and Automatic Reconnection signals remain on screen increased to allow users to read the message more easily
- Modification of the Signal Lost and Automatic Reconnection text to allow users to understand the message more quickly (only in Spanish).
- Appearance tab modified to add a colour selector with preset colours.

1.3.0
- Eliminated the restriction on automatic reconnection for versions previous to Windows CE 5.0
- Eliminated the restriction on switching off the antenna when clicking on the STOP button on the warning message in versions previous to Windows CE 5.0
- Restricted use of the notification icon for versions previous to Windows CE 5.0
- Size of notification buttons increased for enhanced functionality.
- Corrected the error in Windows CE 4.2 when clicking on the Connect button with error at the port
- Automatic search of sound files in the application directory in case of error finding those defined by the user or installer.
- Amendment of the text of the Signal Lost and Automatic Reconnection to allow users to understand the messages more quickly (also in English)).
- Added initial verification of the version of Compact Framework to inform of the need to update.