Comparison

Compound Interest vs Compound Interest Calc

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Compound Interest

Calculate and visualize the growth of your savings and investments over time. Explore different scenarios to understand the power of compound interest and plan for your financial goals, such as retirement.

Highlights
  • Visualize savings growth with interactive graphs
  • Calculate required contributions for financial goals
  • Experiment with different saving scenarios
  • Flexible calculations for balance, contribution, or time
  • Link tabs for complex strategy comparisons
  • Customizable light and dark themes
Features
Read full description

Unlock the Power of Compound Interest: See Your Money Grow Over Time Ever wondered how much your savings could grow if you started investing today? With Compound Interest, you can instantly see the impact of saving and investing on your future wealth. Start Saving Early and Watch Your Money Grow What if you started saving for retirement at just 15 instead of 40? By contributing just $100 a week with a 7% return, you could accumulate over $2 million by the time you retire. You may wonder: "How is that possible when I’m only saving $260,000?" The answer lies in the power of compound interest. While your direct savings would total just over $250,000, the additional $2 million comes from the growth of your investments over time. Impressive, right? Reach Your Retirement Goals with Ease Already have a target in mind? You can easily adjust the settings to calculate your required contribution, desired return rate, or even the time frame needed. For example, if your goal is to retire with $5 million but you're unsure how much to save each month, simply switch to the "solve for contribution" mode, and the app will automatically calculate the amount you need to save to reach your goal. Key Features: Visualize Your Future: Easily calculate how your savings or investments could grow over the next 30 years (or more) with interactive graphs that break down your gains year by year. Plan for Your Goals: Want to retire a millionaire? Set your target goal, and let the app calculate how much you need to save each month, the return rate, or how long it will take to get there. Experiment with Different Scenarios: Test different saving strategies with the option to create multiple tabs. Try saving $100/week for 10 years, then adjusting your contributions—see the real impact of compound interest! Flexible Calculations: Whether you're solving for total balance, contribution amount, return rate, or investment length, Compound Interest makes it easy to adjust your plan and reach your financial goals. Advanced Tab References: Link one tab's balance to another for more complex calculations. Want to try saving more for a few years and less later? It's easy to reference and compare different strategies. Customizable Themes: Switch between light and dark modes to suit your style. Why You'll Love It: See exactly how compound interest works and how small changes in saving habits can lead to huge financial gains. Perfect for retirement planning, saving for big goals, or simply exploring the magic of compounding. Simple, intuitive design for easy use no matter your financial knowledge. Start planning today, and watch your future wealth grow with Compound Interest!

About

Compound Interest Calc

Plan your financial future with a powerful compound interest calculator. It helps you visualize investment growth with periodic contributions and plan retirement withdrawals with inflation adjustments. Offers detailed breakdowns and interactive charts for informed financial decisions.

Highlights
  • Calculate investment growth with contributions
  • Plan retirement withdrawals with inflation
  • Interactive growth and depletion charts
  • Year-by-year detailed breakdowns
  • Real-time calculations
  • Works offline
Features
Read full description

Compound Interest Calculator - Your Financial Planning Companion Plan your financial future with precision using our powerful compound interest calculator. Whether you're saving for retirement or planning investment growth, this app provides the tools you need. KEY FEATURES: Growth Mode • Calculate investment growth with periodic contributions • See how your money grows over time • Adjust contribution frequency (Yearly, Quarterly, Monthly, Weekly) • View detailed year-by-year breakdowns • Visualize growth with interactive charts Withdrawal Mode • Plan retirement withdrawals with inflation adjustments • Calculate how long your savings will last • Account for inflation in your planning • See time to zero calculations • Understand total withdrawal amounts Powerful Visualizations • Interactive line charts showing growth or depletion • Year-by-year tables with detailed breakdowns • Easy-to-read currency formatting • Touch points on charts to see exact values Beautiful Material Design • Clean, modern interface • Smooth animations and transitions • Intuitive navigation • Accessible design for all users Smart Features • Real-time calculations as you type • Input validation to prevent errors • Handles edge cases gracefully • Optimized for performance • Works offline - no internet required PERFECT FOR: • Retirement planning • Investment strategy • Savings goals • Financial education • Wealth building GROWTH MODE CALCULATIONS: Enter your starting balance, expected annual return rate, investment duration, and periodic contributions. The app calculates your final investment value, total contributions, and profit using the compound interest formula. WITHDRAWAL MODE CALCULATIONS: Plan your retirement by entering your starting balance, expected return rate, withdrawal amount, and inflation rate. See how long your money will last and plan accordingly. WHY CHOOSE THIS CALCULATOR? • Accurate compound interest formulas • Beautiful, easy-to-use interface • Fast and responsive Whether you're a financial professional, student, or someone planning for the future, this calculator provides the insights you need to make informed decisions. Download now and take control of your financial future! --- Note: This calculator is for educational and planning purposes. Actual investment returns may vary. Consult with a financial advisor for personalized advice.

Screenshots

Compound Interest4 screens
Compound Interest Calc4 screens

Verdict

The call

The clearest difference is price: Compound Interest Calc at Free against Compound Interest's $1.99. Compound Interest Calc also leads on ratings volume (6.5K vs 238). Compound Interest's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, review sentiment, update cadence and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Compound Interest Calc is free to download; Compound Interest costs $1.99 up front. Compound Interest Calc sells 1 one-off in-app purchase. Compound Interest asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Compound Interest against 4.8 for Compound Interest Calc. That said, the two scores are not equally well evidenced: Compound Interest Calc has 6.5K ratings behind it against 238, so its average is the more settled of the two. Written reviews split almost evenly too, at 68% and 69% positive.

UpkeepUpdate frequency

Compound Interest ships an update every 4 months, Compound Interest Calc every 3 months. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

Scorecard5 real differences · 5 level
Compound Interest versus Compound Interest Calc: the parameters behind the verdict, then further details
ParameterCompound InterestCompound Interest Calc
Price$1.99Free — better
Rating4.7 (238 ratings)4.8 (6.5K ratings) — better
Positive reviews67.7% of reviews68.6% of reviews — better
Number of ratings2386.5K — better
Update frequencyEvery 4 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size1 MB16 MB
Age rating4+4+
DeveloperTernUp LLCDane Hankamer

Customer experience

Compound Interest

All ratings238 ratings
Positive92.4%
Neutral1.7%
Negative5.9%
Written reviews31 reviews
Positive67.7%
Neutral0.0%
Negative32.3%

Compound Interest Calc

All ratings6,530 ratings
Positive95.8%
Neutral1.8%
Negative2.3%
Written reviews153 reviews
Positive68.6%
Neutral7.8%
Negative23.5%

User reviews

Compound Interest

From 238 App Store ratings

What we love

  • 👍 Clean and simple design
  • 🚀 Fast calculations
  • 💡 Multiple tabs for different calculations
  • ✨ Visually appealing interface
  • 🚫 No obnoxious advertising

Room to improve

  • 🐛 App freezes frequently
  • 🐛 App crashes on interaction
  • 🐛 iPad version broken
  • 🐛 Cannot input numbers
  • 🐛 Calculations are wrong

Compound Interest Calc

From 6.5K App Store ratings

What we love

  • 🚀 Easy to use
  • 🚀 Visually appealing
  • 🚀 Helpful for financial planning
  • 🚀 Powerful compound interest calculations
  • 🚀 Intuitive interface

Room to improve

  • 🐛 Scaling issues on smaller devices
  • 🐛 Inaccurate calculations in certain scenarios
  • 🐛 Frequent ads disrupting user experience
  • 🐛 Crashing and compatibility issues
  • 🐛 Lack of customization options

Bugs and requests

Compound Interest

Reported bugs

8 issues
  • App keeps freezing
  • App freezes when changing initial amount
  • App crashes when tapping screen
  • iPad version doesn't register changes
  • iPad version resets starting balance to zero
Show 3 more
  • Cannot input any numbers
  • Calculations are wrong
  • No function for withdrawals

Requested features

11 requests
  • Add annual lump sums
  • Solve for required opening balance
  • Save financial models with names
  • Ability to adjust for months instead of years
  • Enter length in months
Show 6 more
  • Include savings withdrawal mode
  • Option to see second and third graph showing +/- interest rate
  • Name the tabs
  • Custom-label each tab
  • Ability to share calculations
  • Option to change compound rate (daily, weekly, etc.)

Compound Interest Calc

Reported bugs

4 issues
  • Withdrawal calculations showing incorrect results
  • App crashing on certain device models
  • Scaling issues on iPad devices
  • Compound interest calculations not accurate for weekly/monthly contributions

Requested features

5 requests
  • Add dividend calculation option
  • Allow for daily compound interest calculations
  • Implement a save/load feature to retain user inputs
  • Add ability to input one-time lump sum contributions
  • Provide inflation-adjusted withdrawal calculations

In-app purchases

None

Compound Interest

No in-app purchases

1 purchases

Compound Interest Calc

One-time1
  • Remove Ads$1.99

Questions

Is Compound Interest free?
Compound Interest costs $1.99, with no in-app purchases.
Is Compound Interest Calc free?
Compound Interest Calc is free to download, with in-app purchases available.
Which has better reviews, Compound Interest or Compound Interest Calc?
Compound Interest Calc is rated higher. Compound Interest averages 4.7 out of 5 from 238 ratings, while Compound Interest Calc averages 4.8 from 6.5K ratings.
Do Compound Interest or Compound Interest Calc have ads?
Compound Interest Calc shows ads; Compound Interest does not.
Which is updated more often, Compound Interest or Compound Interest Calc?
Compound Interest ships an update every 4 months, and Compound Interest Calc every 3 months. Most recently, Compound Interest was updated on September 22, 2026 and Compound Interest Calc on September 23, 2026.

Other comparisons