Compound Interest Calculator F

Compound Interest Calculator F (also marketed as a FIRE calculator) shows how savings grow when interest compounds over time. Launched in 2020 and updated continuously since, the app lets users model monthly, quarterly, semiannual, or annual contributions, review graph and table breakdowns, save results, and share projections with dark and light mode on iOS and Android.

• Compound growth is hard to visualize without spreadsheets or confusing finance tools
• FIRE planners need flexible contribution frequencies and clear long-term projections
• The experience had to feel fast and approachable on phones and tablets

• Built a focused calculator with compound interest formulas, graphs, and yearly breakdowns
• Added multiple contribution frequencies and saved-result sharing
• Shipped native iOS and Android apps in 2020 and kept improving them through ongoing maintenance

• Compound interest and FIRE planning calculator
• Monthly, quarterly, semiannual, and annual contribution options
• Graph and table views with built-in formulas
• Save results and share projections
• Dark mode and light mode
• Launched in 2020 with ongoing updates and maintenance
• Published on the App Store and Google Play