Comparison

Cost Margin Calculator 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

Cost Margin Calculator

This business tool accurately calculates cost, margin/markup, price, and commission. It also includes a break-even calculator to determine the sales needed to cover costs during promotions. Achieve your business goals with this simple yet powerful app.

Highlights
  • Cost, margin/markup, price, commission calculators
  • Break-even analysis calculator
  • Toggle between margin and markup
  • Import results to cost field
  • Roll calculation for multiple markups
Features
Read full description

Marcus Lemonis, star of CNBC’s The Profit, empowers YOU to “Know Your Numbers!” This easy-to-use business tool puts you 100% in charge by accurately calculating cost, margin/markup, price, and commission. New for this release, a break-even calculator to help you identify the number of additional product sales necessary for your profits to break-even when running a promotion. Key Features: • 6 Functional Calculators (Cost, Margin/Markup, Price, Commission, Break-Even, Standard Calculator) • Toggle between margin and markup easily • Automatically import results from new Standard Calculator into Cost field • Roll calculation function allows you to add multiple margin and markups to Price Marcus personally uses this app for his calculations, as seen on episodes of CNBC’s The Profit. This simple yet powerful business tool helps YOU achieve your business goals!

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

Cost Margin Calculator4 screens
Compound Interest Calc4 screens

Verdict

The call

The clearest difference is rating: Compound Interest Calc at 4.8 against Cost Margin Calculator's 3.6. Compound Interest Calc also leads on ratings volume (6.7K vs 90) and review sentiment (69% vs 47%). Cost Margin Calculator's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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

Both are free to download. Compound Interest Calc sells 1 one-off in-app purchase. Cost Margin Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Compound Interest Calc holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: Compound Interest Calc has 6.7K ratings behind it against 90, so its average is the more settled of the two. Written reviews point the same way: 47% of Cost Margin Calculator's written reviews are positive against 69% of Compound Interest Calc's.

UpkeepUpdate frequency

Cost Margin Calculator ships an update every 12 months, Compound Interest Calc every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard8 real differences · 2 level
Cost Margin Calculator versus Compound Interest Calc: the parameters behind the verdict, then further details
ParameterCost Margin CalculatorCompound Interest Calc
PriceFreeFree
Rating3.6 (90 ratings)4.8 (6.7K ratings) — better
Positive reviews47.2% of reviews68.6% of reviews — better
Number of ratings906.7K — better
Update frequencyEvery 12 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size36 MB16 MB
Age rating4+4+
DeveloperRenowne, LLCDane Hankamer

Customer experience

Cost Margin Calculator

All ratings89 ratings
Positive60.7%
Neutral7.9%
Negative31.5%
Written reviews72 reviews
Positive47.2%
Neutral9.7%
Negative43.1%

Compound Interest Calc

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

User reviews

Cost Margin Calculator

From 90 App Store ratings

What we love

  • 👍 Easy to use
  • 👍 User friendly
  • 👍 Accurate calculations
  • 👍 Clear and concise
  • 👍 Useful tool

Room to improve

  • 😞 Annoying face on load
  • 😞 Slow app loading
  • 😞 Unprofessional design
  • 😞 Narcissistic design
  • 😞 Unnecessary loading screen

Compound Interest Calc

From 6.7K 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

Cost Margin Calculator

Reported bugs

20 issues
  • Update for IOS 14 needed
  • Negative totals with IOS 14
  • Calculator has errors with floating decimals
  • Percent key does not function properly
  • Calculator doesn't subtract % correctly
Show 15 more
  • Input glitches
  • Numbers not entering
  • Decimals not entering
  • Constant need to close and restart app
  • Decimal rarely works
  • Decimal button stops working
  • Period in cost will not work for cents
  • Calculator freezes
  • App freezes and won't allow input
  • No option to change to Pounds
  • Cannot undertake simple percentage additions
  • Doesn't put in decimals when entered
  • Cannot figure out selling price at a specific margin
  • No longer put in cost and markup percentage to find resale
  • Commas not on calculator

Requested features

9 requests
  • Add other currencies
  • Calculate commission based on margin %
  • Backwards calculation for margin/markup
  • Auto-calculate retail based on margin
  • Add Real estate cap rate calculator
Show 4 more
  • Option to remove developer's face
  • Add pounds currency option
  • Add mark-up calculations
  • Add thousands separators (commas)

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

Cost Margin Calculator

No in-app purchases

1 purchases

Compound Interest Calc

One-time1
  • Remove Ads$1.99

Questions

Is Cost Margin Calculator free?
Cost Margin Calculator is free to download, 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, Cost Margin Calculator or Compound Interest Calc?
Compound Interest Calc is rated higher. Cost Margin Calculator averages 3.6 out of 5 from 90 ratings, while Compound Interest Calc averages 4.8 from 6.7K ratings.
Do Cost Margin Calculator or Compound Interest Calc have ads?
Compound Interest Calc shows ads; Cost Margin Calculator does not.
Which is updated more often, Cost Margin Calculator or Compound Interest Calc?
Cost Margin Calculator ships an update every 12 months, and Compound Interest Calc every 3 months. Most recently, Cost Margin Calculator was updated on November 1, 2026 and Compound Interest Calc on November 3, 2026.

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