Instant Compound Calc! vs DividendManageMemo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Instant Compound Calc!
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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.
DividendManageMemo
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An asset management app dedicated to visualizing dividends and fund distributions. Manage Japanese stocks, U.S. stocks, and mutual funds in one place, and grasp monthly income, annual projections, and each holding’s contribution at a glance. Supports multiple accounts, so your day-by-day progress is instantly clear. Main Features - Monthly charts: Automatically aggregates and visualizes monthly payouts and trends. - Portfolio snapshot: Check annual expected income, market value, and yield on cost in one view. - Allocation pie chart: Visualizes dividend contribution by holding. - Asset management: List, view details, edit stocks/mutual funds, and review dividends/distributions. - Multi-account support: Manage holdings and cost basis per account (e.g., taxable/NISA). Convenient Points - Auto refresh: Fetches prices, dividends, and FX rates in the background to keep data up to date. - Currencies: Seamlessly track valuations and payouts in JPY/USD. - Offline search: Built-in securities master enables smooth symbol selection even with unstable connectivity. - Backup/Restore: Safely export/import via JSON. Restores brokerage order and default settings as they were. - Brokerage management: Edit/delete brokerage names and set defaults to speed up input. Recommended For - Dividend-focused investors: Keep monthly income visible to stay motivated. - Domestic & overseas mix: Manage Japanese/U.S. stocks and mutual funds across the board. - Multiple accounts: Clearly separate acquisition cost and balances by account. Design Principles - Simple UI: Intuitive screens for fast access to what matters. - On-device storage: Data is saved on your device; safely transfer it with backups. - Edit with confidence: Securities, accounts, and brokerages can be carefully maintained later. Notes - Information in this app is for reference only. Please make trading and investment decisions at your own risk. Before using this application, be sure to read the Terms of Use below. By installing, you are deemed to have agreed to these Terms. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: DividendManageMemo at Free against Instant Compound Calc!'s $2.99. Instant Compound Calc!'s advantage is ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement 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
DividendManageMemo 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.
Instant Compound Calc! ships an update every 2 months, DividendManageMemo every 4 months. The most recent releases landed on September 17, 2026 and May 17, 2026 respectively.
| Parameter | Instant Compound Calc! | DividendManageMemo |
|---|---|---|
| Price | $2.99 | Free — better |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 7 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Shun Isayama | NORIHIKO HAYASAKA |
In-app purchases
Instant Compound Calc!
No in-app purchases
DividendManageMemo
No in-app purchases





