Comparison

Amortization Calculator vs Compounder

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

Head to head
About

Amortization Calculator

Estimate monthly loan payments and visualize repayment schedules with detailed amortization charts. Input loan amount, interest rate, and term to see monthly payments, total interest, and total repayment. Offers both annual and monthly breakdowns for clear financial planning.

Highlights
  • Monthly loan payment estimation
  • Amortization chart generation
  • Total interest calculation
  • Total payment calculation
  • Annual amortization schedule
  • Monthly amortization schedule
Features
Read full description

Use this app to estimate your monthly loan payment and review an amortization chart. Simply enter the loan amount, loan term, and interest rate, and the app will calculate your monthly payment, total interest, and total payment. You can also view annual or monthly amortization schedules and charts. The app is intuitive, simple, and easy to use. DISCLAIMER: This app is a calculation tool and does not provide financial, investment, legal, or tax advice. Results are for reference only and should not be used as the sole basis for financial decisions. Users should evaluate information independently and exercise caution before making any decisions. SUBSCRIPTION INFORMATION: This subscription gives users unlimited access to all app features during the active subscription period. • Payment will be charged to your iTunes Account at confirmation of purchase. • The subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period. • Your account will be charged for renewal within 24 hours before the end of the current period, and the renewal cost will be shown. • Subscriptions may be managed by the user, and auto-renewal may be turned off in the user's Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription, where applicable. Privacy Policy: https://13520178.github.io/amortizationCalc/policy.html Terms of Use: https://13520178.github.io/amortizationCalc/terms.html We are happy to serve you. If you have any requests, don’t hesitate to contact us. - phannhatd@gmail.com

About

Compounder

Easily calculate compound interest to plan your future earnings and achieve financial independence. This tool helps you visualize long-term savings, factoring in taxes and inflation for a comprehensive financial outlook.

Highlights
  • Compound interest calculation
  • Variable compounding frequency
  • Deposit and withdrawal tracking
  • Tax and inflation impact analysis
  • Graph and table visualizations
  • Customizable starting figures
Features
Read full description

Calculate compound interest with ease using the Compounder Tool. This is a smooth and intuitive compound interest calculator (aka FIRE Calculator) that helps you calculate and plan out your future earnings so you can achieve Financial Independence and Retire Early. Start planning to stop working today. Without a doubt, compounding interest is the most important concept to know to help you achieve financial independence earlier. At its most basic, compounding interest is a money multiplier. It is the money you earn for free from your money and is a key cornerstone in being financially independent. Everyone can take advantage of compounding interest, and you can start immediately. For example, let’s say you invest $100 each month with a 10% overall return each year (compounding quarterly). After 30 years, you’ll have saved $36,000. How much money do you think you would have earned from compounding interest? $60,000? $80,000? You earned over $180,000; making your total savings of $36,000 worth over $220,000 at the end of the 30 years (more than 6 times the amount you had saved). The Compounder calculator allows you to not only plan and calculate long and short-term savings potential, but also theory craft the impact of a flat taxation rate and inflation on your retirement goals. Features included: - Calculate the amount of money you could accumulate with your compound interest based investment - Yearly interest rate up to 100% - Multiple options for compounding frequency (daily, two-weekly, monthly, quarterly, 6-monthly, yearly) - Multiple options for duration of your investment (daily, weekly, monthly, yearly) to account for a broader range of investment avenues, including crypto - Unlike most other compound interest calculators, the Compounder includes both deposit and withdrawals in the one calculation to give a more complete picture of your finances - Display graph and detailed table view - Advanced settings include: • the ability to pre-set a starting figure. • enter a basic (flat) tax rate, with an option for a tax-free threshold. • set inflation to apply to your withdrawals. - Basic formula explanations included

Screenshots

Amortization Calculator3 screens
Compounder4 screens

Verdict

The call

The clearest difference is review sentiment: Compounder at 100% against Amortization Calculator's 33%. Compounder also leads on iOS requirement (13.0 vs 15.0). Amortization Calculator's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model 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. Amortization Calculator sells 2 in-app purchases, starting at $12.99 per year and Compounder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 7 months. The most recent releases landed on September 22, 2026 and August 21, 2026 respectively.

Scorecard3 real differences · 7 level
Amortization Calculator versus Compounder: the parameters behind the verdict, then further details
ParameterAmortization CalculatorCompounder
PriceFreeFree
Rating4.6 (796 ratings) — better—
Positive reviews33.3% of reviews100.0% of reviews — better
Number of ratings796 — better—
Update frequencyEvery 7 monthsEvery 7 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size6 MB24 MB
Age rating4+4+
DeveloperPhan Nhat ĐangAdam Maliborski

Customer experience

Amortization Calculator

All ratings796 ratings
Positive89.7%
Neutral3.3%
Negative7.0%
Written reviews12 reviews
Positive33.3%
Neutral8.3%
Negative58.3%

Compounder

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Amortization Calculator

Reported bugs

2 issues
  • Incorrect monthly payment calculations
  • Crashes and freezes

Requested features

2 requests
  • Extra payment calculation options (e.g., extra monthly, yearly, or one-time payment)
  • Amortization schedule

Compounder

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Amortization Calculator

Subscriptions1
  • Annual Premium Package7 Days trial$12.991 Year
One-time1
  • Unlock all features$4.99
1 purchases

Compounder

One-time1
  • Remove Ads$0.99

Questions

Is Amortization Calculator free?
Amortization Calculator is free to download, with in-app purchases available.
Is Compounder free?
Compounder is free to download, with in-app purchases available.
Do Amortization Calculator or Compounder have ads?
Compounder shows ads; Amortization Calculator does not.
Which is updated more often, Amortization Calculator or Compounder?
Amortization Calculator ships an update every 7 months, and Compounder every 7 months. Most recently, Amortization Calculator was updated on September 22, 2026 and Compounder on August 21, 2026.

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