Read your private conversation for comments about EXPRESSfit Pro 2017.1 for Celebrate, Cheer, Journey, Bliss, Charm, Pep, Flip, Varicom
btw> You can also try an Internet search for EXPRESSfit Pro 2023.1 (or similar) for newer/current for newer Sonic products; Enchant, Trek, Captivate if you have a need for the fitting software for newer/current models.