Protogo icon
 Version 4.0.5
File Size 750.3 MB
Release Date: 11/24/2014
How to apply this update:
Users who have purchased from this site may login to their account to download up-to-date versions of TechTool Protogo 4, other users may access a direct download by registering their Protogo 4 serial number. Links can be found on the user's account page under Available Downloads.
Current owners of TechTool Protogo 3 or earlier can purchase the Protogo 4 Upgrade for $39.99 from our online store or by contacting our sales department at 707-304-5993.


• Now includes TechTool Pro 7.0.6.
• Other enhancements and fixes.

For complete change list, see the ReadMe file.