Subscription Vampire - Cout reel des abonnements
Transforme les paiements mensuels en cout d opportunite avec interet compose. Compare payer ou investir.
Advanced Settings
S&P 500 historical average is ~10% nominal. Use 7% for inflation-adjusted returns.
Streaming services typically increase prices 5-10% per year.
Default projections show 10 and 20 years. Add a custom time horizon.
Capital gains tax reduces actual returns. 0% for tax-advantaged accounts (IRA/401k), 15-25% for taxable accounts.
Monthly Drain
10-Year Lost Opportunity
20-Year Lost Opportunity
Custom Projection
💡 Reality Check
Projections use the investment return rate and tax drag you specified. This calculation models monthly contributions with compound growth. Past performance does not guarantee future returns.
Not all subscriptions are "vampires" - keep what truly adds value to your life!
Pourquoi c est important
Formule: FV = PMT × [(1 + r)^n - 1] / r.
Des petites sommes mensuelles peuvent devenir tres importantes.