Best Inflation Calculator Apps

249+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated September 2026

The best inflation calculator apps on iPhone average 4.2★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Inflation Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Back In The DayBack In The DayFree4.4★ (147)NoNoSep 2026
2Inflation CalculatorInflation CalculatorFree was $3.994.9★ (3.6K)NoYesOct 2026
3Inflation Calculator & DataInflation Calculator & DataFree4.5★ (938)YesYesOct 2026
4Inflation Calculator USAInflation Calculator USAFree4.9★ (24)YesYesSep 2026
5Inflation Calculator — TCMInflation Calculator — TCMFree3.0★ (23)NoNoJul 2026
6PriCal: Inflation CalculatorPriCal: Inflation CalculatorFree—NoYesOct 2026
7MultiCalc-Universal CalculatorMultiCalc-Universal CalculatorFree—NoYesSep 2026
8Inflation Calculator CPI RPGInflation Calculator CPI RPGFree4.3★ (325)YesYesOct 2026

Top Picks for Inflation Calculator

Back In The Day#1

Back In The Day by John Schumacher

US Inflation Calculator
Editor's Choice
🔧 Utilities
4.4😊(147 ratings)
Free
Back In The Day screenshot 1
Back In The Day screenshot 2
Back In The Day screenshot 3
Back In The Day screenshot 4

Calculate historical US inflation to understand the purchasing power of money across different decades. Easily convert past amounts to today's dollars or vice versa.

What We Love

  • 👍 Easy to use
  • 💡 Useful for understanding inflation
  • 🚀 Quick and accurate results
  • 🧠 Helps with budgeting
  • 🧐 Clarifies historical prices
  • ✅ Gets the job done
  • 📚 Great for novelists
  • 👨‍👩‍👧‍👦 Good for teaching kids
  • ✨ Informative and fun
  • 💯 Excellent for perspective

Room to Improve

  • 🫨 UI shifts with keyboard
  • ⏳ Doesn't go back far enough
  • 🎚️ Font size issues
  • 🚫 No longer works for some
  • 💸 Only for USD
  • 😵‍💫 Repetitive input required
  • 📢 Too many ads
  • 🎤 Microphone access concern
Inflation Calculator#2

Inflation Calculator by Dylan Burton

Up to date for 2026
Strong Contender
🔧 Utilities
4.9😊(3.6K ratings)
Free
Inflation Calculator screenshot 1
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Inflation Calculator screenshot 3
Inflation Calculator screenshot 4

Easily determine the present-day value of past prices using up-to-date inflation data. This tool supports 22 international currencies and provides yearly updates, making it simple to understand historical cost comparisons.

What We Love

  • 👍 Comprehensive and useful
  • 👍 Easy to use
  • 👍 Excellent value
  • 👍 Provides helpful perspective
  • 👍 Intuitive and straightforward
  • 👍 Accurate and reliable
  • 👍 Indispensable for daily life
  • 👍 Fun and interesting to use

Room to Improve

  • 🐛 Not updated for current year
  • 🐛 Lacks updates for some currencies
  • 🐛 Design could be improved
  • 🐛 Lacks ability to directly input data
Inflation Calculator & Data#3

Inflation Calculator & Data by Cedric Porter

Dollar, Pound, Euro, and More!
Worth Considering
💰 Finance
4.5😞(938 ratings)
FreeAdsIn-App Purchases
Inflation Calculator & Data screenshot 1
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Calculate the past value of money or how much something would cost today across many currencies. View historical data with detailed graphs and tables, and save your favorite calculations. Stay updated with yearly data for 26 different currencies.

What We Love

  • 👍 Easy to use
  • 📊 Useful graphs and visuals
  • 🔍 Accurate inflation calculations
  • 💻 Well-designed interface
  • 🔍 Helpful for historical currency values

Room to Improve

  • 💰 Subscription model not appreciated
  • 🐛 Unresponsive buttons and UI issues
  • 🔓 Subscription not carrying over between devices
  • 📅 Limited date range for data (only back to 1914)

More Inflation Calculator apps to explore

FAQ about Inflation Calculator

What are the best inflation calculator apps for iPhone?
Back In The Day tops our inflation calculator apps ranking as of September 2026, with a 4.4-star average from 147 App Store ratings, and it's free to download.
Yes — 19 of the top inflation calculator apps we rank are free to download, including Back In The Day and Inflation Calculator.
Back In The Day has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 249+ inflation calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

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