To install: tap Share ↑ then "Add to Home Screen" for a native app experience.

💰 Finance Tool

Lifetime Deal vs Subscription

Is that lifetime deal actually worth it? Calculate your exact break-even month, 5-year savings, and whether the upfront cost makes financial sense given your usage and opportunity cost.

📅 Subscription

Monthly Cost ($)

Annual Price Increase (%)

♾️ Lifetime Deal

One-Time Price ($)

Expected Product Lifespan (Years)

Probability You Still Use It (%) at Lifespan End

Opportunity Cost Return Rate (%/yr)