flation
Plot real value/purchase power
Free · In‑App Purchases
Convert money across time, compare over 12,000 active CPI series, and track what your money is really worth, all with data straight from the Bureau of Labor Statistics.
Introducing flation – Your Time Machine for Money Value!
Ever wondered how much a dollar from 1913 would be worth today? Or how the purchasing power of your savings has changed over the decades? flation is here to demystify the complex world of monetary value fluctuation, providing you with a clear window into the past, present, and future of your money.
With flation, explore the evolution of money's real value and purchasing power with monthly precision since 1913. Whether you're a history buff, an investor, or simply curious about how economic forces have shaped the value of money over time, flation offers a wealth of information at your fingertips.
**Features:**
- **Real Value Calculations:** Discover the historical value of money, adjusting for inflation, and see how much past amounts would be worth in today's dollars.
- **Purchasing Power Analysis:** Understand how far your money could go in different eras. Could you buy more bread in 1920 or 2020? flation tells you precisely that.
- **Monthly Precision:** Our calculations go down to the month, offering an unparalleled depth of insight into the fluctuating value of money since 1913.
- **Easy-to-Use Interface:** Navigate through time with ease, thanks to a user-friendly design that makes historical financial data accessible to everyone.
flation is more than just an app; it's your personal financial historian, a tool that brings the economic past into the present to help inform your future decisions. Perfect for educators, students, economists, or anyone who wants to gain a deeper understanding of the forces that shape our financial world.
Download flation now and start your journey through the annals of monetary history. Witness the ebb and flow of economies, understand the true value of money through time, and arm yourself with knowledge that transcends the ages.
Calculations based on U.S. Consumer Price Index (CPI), "a measure of the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services." Data via U.S. Bureau of Labor Statistics.
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flation Pro is an auto-renewing yearly subscription. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel it in your App Store account settings.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://rkoopmann.com/flation/#privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The biggest update yet.
LIVE CPI DATA
- flation now downloads CPI data directly from the U.S. Bureau of Labor Statistics. New monthly numbers no longer wait for an app update.
MORE SERIES
- Over 12,000 active series: urban consumers and wage earners, 4 census regions, 9 divisions, 21 metro areas plus urban Alaska and Hawaii, and nearly 400 item categories, seasonally adjusted or not.
- Browse with search and filters, star your favorites, and open any series for its history, year-over-year and month-over-month changes, and a link to FRED.
- Choose which regional and category data to download.
COMPARE
- Chart several series against a common baseline, or measure each one against a series of your choice or the average of all of them.
TRACK
- Follow a set of amounts (rent, a salary, product prices) each with its own dated changes, against any series. Import and export as CSV.
SAVED
- Save conversions, comparisons, and tracker sets, synced through iCloud.
- Saved items can end at the latest data and keep a rolling window, so "the last 5 years" stays the last 5 years.
FREE AND PRO
- Free: four headline CPI series (urban consumers and wage earners, adjusted and not) over the last five years, with ready-made examples of each feature.
- Flation Pro unlocks every series, full history (some as far back as 1913), Compare, Track, saving, recession shading, and the extra charts.
- Bought flation before this version? Every Pro feature is included, no subscription needed.
The developer, Richard Koopmann, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Richard Koopmann
- Size
- 9.1 MB
- Category
- Reference
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Mac
Requires macOS 15.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Flation Pro $4.99
- Copyright
- © 2026 Richard Koopmann
