VocALign Pro and VocALign Project with ARA 2 require Logic Pro X 10.5.1.
Previous versions of Logic Pro X are not supported.
ARA 2 support was introduced with VocALign Pro Audio Units 220.127.116.11 and VocALign Project Audio Units 18.104.22.168
The latest installers are always available from our Downloads page.
Please ensure you follow the installations instructions very carefully.
If you encounter any difficulty, please report it to firstname.lastname@example.org