Free Updates
for Thayer Birding Software Programs

 Check to see if you have the most recent version

 What Features are In Each Version?

The Windows 5.0 (Gold) program can be updated to the verison 5.1 by opening the program and clicking Help - Check for Updates. (Download and install the free updates. Do this TWICE.)

The Windows 4.0 program can be updated to the verison 4.1 by opening the program and clicking Help - Check for Updates. (Download and install the free updates. Do this TWICE.)

The Mac program can be updated to version 4.1 by opening the program and clicking eViewer in the Menu bar and then clicking Check for Updates. (Download and install the free updates. Do this TWICE.)

Free Updates for Older Versions:

Find out more about getting the free v3.9.8.2 update for Windows and Mac (released February 4, 2010)

If your Mac CD is version 3.9.1, click to get the free Mac version 3.9.3 update. You will want to install this before upgrading to v3.9.8.2.  

If you have a Mac computer running OS X 10.3.9, you may need this free update.

If you have version 3.5 or earlier, click here to see what you are missing!

Click to get the free version 3.5.4 update  (You need version 3.5 of the program installed before downloading this file)

If you have an old version 3.0 or 3.1 CD
Click to dowload a program that will automatically register your CD

Please call 800-865-2473 to order the new version 4 DVD. This is the only version that will run on Windows 7, Vista, XP and Macintosh 10.7 (Lion), 10.6 (Snow Leopard), 10.5 (Leopard) and 10.4 (Tiger) computers. There is a 10% loyal customer discount -- please have your old 16-digit license key available. Or order online. Use the promotional code LOYAL when checking out if you own an earlier version.