Skip to main content


Future Value Calculator


Master future value calculations for any investment. Essential tool for retirement planning and wealth building.


How the Future Value Calculator works


Calculate FV for lump sums, annuities, or irregular contributions. Apply various compounding frequencies and return rates for comprehensive investment projections.

Future value is fundamental to financial planning. This calculator handles any scenario, helping visualize how investments grow over time.



Meet the fastest voice-to-text for professionals


WriteVoice turns your voice into clean, punctuated text that works in any app. Create and ship faster without typing. Your first step was Future Value Calculator; your next step is instant dictation with WriteVoice.



A blazing-fast voice dictation

Press a hotkey and talk. WriteVoice inserts accurate, formatted text into any app, no context switching


Works in any app

Press one hotkey and speak; your words appear as clean, punctuated text in Slack, Gmail, Docs, Jira, Notion, and VS Code—no context switching, just speed with writevoice

Accurate, multilingual, and smart

97%+ recognition, smart punctuation, and 99+ languages so your ideas land first try, built for teams and pros.

Private by default

Zero retention, audio and text are discarded instantly, with on-device controls so you can dictate sensitive work confidently.



Start with Future Value Calculator, then level up to WriteVoice.io