Comparison

Compounder 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

Compounder

Calculate the growth of savings and investments using compound interest. Explore how regular contributions and withdrawals impact your financial goals over time. Designed for anyone to understand and utilize the power of compounding for wealth building.

Highlights
  • Calculate compound interest
  • Flexible settings
  • Factor in periodic withdrawals
  • Factor in additional contributions
  • Easy-to-use interface
Features
Read full description

Compounder lets you easily calculate the power of compound interest to reach your financial goals—whether for savings, investments, or retirement planning. What is compound interest? Compound interest is the interest calculated on both the initial principal and the accumulated interest from previous periods. This powerful tool can make a big difference over time! Example: Imagine starting with $1,000 in savings, contributing $500 monthly at an 11% annual return. After 40 years, that account could grow to $4.38 million! Even small, regular contributions—like the average American car payment—can build lasting wealth. Features: Quickly calculate compound interest with flexible settings. Factor in periodic withdrawals or additional contributions to see how they affect your growth. Easy-to-use interface, designed for anyone wanting to understand and harness compound interest, without needing a finance background. You don’t need to be a Wall Street broker to become a millionaire. Start planning your financial future with Compounder today!

About

Compound Interest Calc

Easily calculate and track investment profits and financial growth. Visualize your financial planning with charts and simulations for effective money management.

Highlights
  • Calculate compound interest
  • Track investment profits
  • Financial planning simulations
  • View charts
  • Save financial information
Features
Read full description

Compound Interest Calculator - our app, helps you easily calculate and track profits from investments and financial planning. In particular, you can save information, view charts and simulate each year to manage your finances more effectively. DISCLAIMER: This app is for informational purposes only and should not be considered financial, investment, legal, or tax advice. All information provided is for reference only and should not be relied upon as a basis for any financial decisions. Users should evaluate independently and exercise caution before making decisions. We are very happy to serve you. If you have any requests, don't hesitate to contact us. - https://www.facebook.com/phan.nhatdang.3/ - phannhatd@gmail.com

Screenshots

Compounder3 screens
Compound Interest Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: Compounder at none against Compound Interest Calc's 1. Compounder also leads on ratings volume (4.3K vs 15) and rating (4.8 vs 4.6). Compound Interest Calc's advantage is iOS requirement (13.0 vs 16.0). On price, ads 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. Compounder asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Compounder holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Compounder has 4.3K ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 61% of Compounder's written reviews are positive against 50% of Compound Interest Calc's.

UpkeepUpdate frequency

Compounder ships an update every 3 weeks, Compound Interest Calc every 2 months. Both last shipped on November 2, 2026.

Scorecard7 real differences · 3 level
Compounder versus Compound Interest Calc: the parameters behind the verdict, then further details
ParameterCompounderCompound Interest Calc
PriceFreeFree
Rating4.8 (4.3K ratings) — better4.6 (15 ratings)
Positive reviews61.4% of reviews — better50.0% of reviews
Number of ratings4.3K — better15
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size3 MB6 MB
Age rating4+4+
DeveloperJames BevinsPhan Nhat Đang

Customer experience

Compounder

All ratings4,261 ratings
Positive96.9%
Neutral1.7%
Negative1.5%
Written reviews57 reviews
Positive61.4%
Neutral12.3%
Negative26.3%

Compound Interest Calc

All ratings14 ratings
Positive92.9%
Neutral0.0%
Negative7.1%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

Compounder

Reported bugs

3 issues
  • Calculation issues with initial investment
  • Formatting issues on mobile devices
  • Crashes after short usage

Requested features

5 requests
  • Add percentage option for withdrawal
  • Allow adjusting periodic contributions (weekly, monthly, etc.)
  • Include daily compounding option
  • Add inflation adjustment to contributions and outputs
  • Create a widget version

Compound Interest Calc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Compounder

No in-app purchases

1 purchases

Compound Interest Calc

One-time1
  • Unlock all features$2.99

Questions

Is Compounder free?
Compounder 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, Compounder or Compound Interest Calc?
Compounder is rated higher. Compounder averages 4.8 out of 5 from 4.3K ratings, while Compound Interest Calc averages 4.6 from 15 ratings.
Do Compounder or Compound Interest Calc have ads?
Neither Compounder nor Compound Interest Calc shows ads.
Which is updated more often, Compounder or Compound Interest Calc?
Compounder ships an update every 3 weeks, and Compound Interest Calc every 2 months. Most recently, Compounder was updated on November 2, 2026 and Compound Interest Calc on November 2, 2026.

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