LTV/CAC ratio
LTV = 8$12 months30= 2880$
assuming CAC = 100$ for pro account
LTV/CAC = 28
Creative 1:
Least CPC, High volume, Less competition, i-phone have high chance to take premium version, iPhone users care a lot about privacy.

Creative 2:
Users get angry when they finish recording and realize the voice was not recorded. Loom’s new version can have a smart feature to alert users if their system sound inputs are not set properly.