Comparison

複利Magic! vs Instant Compound Calc!

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

Head to head
About

複利Magic!

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少ない操作でカンタン複利の計算! 元金と毎月積み立てた金額の複利を計算します 1ヶ月毎の利息と合計を表示します

About

Instant Compound Calc!

Features
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A simple yet powerful compound interest calculator that computes complex calculations instantly! With easy operation, it displays highly accurate results. <App Features> 1. Simple and intuitive UI: Just input principal, annual rate, and years elapsed for easy compound interest calculation. The visually clear design ensures even first-time users can use it confidently. 2. Lightning-fast calculation: Tap the "Calculate" button after input to instantly view results. See the power of compound interest right away. 3. Clear results display: Results appear in large, easy-to-read fonts. Check principal plus interest and interest amounts for each year in detail. 4. User-friendly input keyboard: Optimized numeric keyboard with easy close button for smooth input. 5. Error prevention: Detects invalid inputs and shows error messages. Ensures accurate calculations with peace of mind. <Recommended For> * Investors (beginner to advanced): Simulate investment growth for future planning * Household managers: Understand savings and investment effects concretely * Educators: Use as a financial education tool for students * Economics learners: Learn compound interest concepts hands-on <Compound Interest Formula> * Total Amount = Principal × (1 + Annual Rate/100) ^ Years Elapsed Simple operation for precise compound interest calculations, anytime anywhere. Your essential tool for asset building! Paid app with no ads whatsoever.

Screenshots

複利Magic!4 screens
Instant Compound Calc!3 screens

Verdict

The call

The clearest difference is price: 複利Magic! at Free against Instant Compound Calc!'s $2.99. On update cadence, ads, in-app purchases 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

複利Magic! is free to download; Instant Compound Calc! costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

複利Magic! ships an update every 3 months, Instant Compound Calc! every 2 months. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

Scorecard1 real difference · 5 level
複利Magic! versus Instant Compound Calc!: the parameters behind the verdict, then further details
Parameter複利Magic!Instant Compound Calc!
PriceFree — better$2.99
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad — better
Requires iOS16.2 — better17.6
Further details — not scored
Size1 MB7 MB
Age rating4+4+
DeveloperShusuke HaramotoShun Isayama

In-app purchases

None

複利Magic!

No in-app purchases

None

Instant Compound Calc!

No in-app purchases

Questions

Is 複利Magic! free?
複利Magic! is free to download, with no in-app purchases.
Is Instant Compound Calc! free?
Instant Compound Calc! costs $2.99, with no in-app purchases.
Do 複利Magic! or Instant Compound Calc! have ads?
Neither 複利Magic! nor Instant Compound Calc! shows ads.
Which is updated more often, 複利Magic! or Instant Compound Calc!?
複利Magic! ships an update every 3 months, and Instant Compound Calc! every 2 months. Most recently, 複利Magic! was updated on September 15, 2026 and Instant Compound Calc! on September 17, 2026.

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