Yes, It is.
Note : Please don’t forget to Back Up your existing libraries in advance.
Please follow the steps below before opening the libraries in version 2:
1. Quit KeyFlow Pro 1.x and Update it to version 1.8.5 from the Mac App Store.
2. Launch KeyFlow Pro 1.8.5, open the library you want to open in version 2.
3. Go to File > Sync Database to update the database of the library to the latest one.
4. Quit KeyFlow Pro 1.8.5.
5. Launch KeyFlow Pro 2 and Open the library.
Note : Please don't open the same library in KeyFlow Pro 1.x and KeyFlow Pro 2 at the same time in order to prevent database corruption.