Compounder vs Graph Compound Interest
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Calculate compound interest
- Flexible settings
- Factor in periodic withdrawals
- Factor in additional contributions
- Easy-to-use interface
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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!
Graph Compound Interest
Visualize your investment growth with this tool that calculates compound interest using interactive graphs. Save and adjust your calculations to plan for future returns.
- Compound interest calculation
- Investment growth visualization
- Save calculation records
- Adjustable variables
- Future return planning
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"Graph Compound Interest" allows you to calculate compound interest with beautiful graph. ■■■■ Compound Interest Calculation ■■■■ You just need to type some variables to calculate your compound interest. Please use it for your future investment return. ■■■■ Save the calculation records to refer later ■■■■ You can save the calculations to check it again later. Also, it's easy to adjust some variables!
Screenshots
Verdict
The clearest difference is in-app purchases: Compounder at none against Graph Compound Interest's 1. Compounder also leads on ads (none vs shown) and ratings volume (3.4K vs 22). Graph Compound Interest's advantage is review sentiment (95% vs 61%) and iOS requirement (13.0 vs 16.0). On price, rating, update cadence 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
Both are free to download. Graph Compound Interest sells 1 one-off in-app purchase. Compounder asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Compounder against 4.9 for Graph Compound Interest. That said, the two scores are not equally well evidenced: Compounder has 3.4K ratings behind it against 22, so its average is the more settled of the two. Written reviews are what separate them: 61% of Compounder's written reviews are positive against 95% of Graph Compound Interest's.
Compounder ships an update every 3 weeks, Graph Compound Interest every 2 weeks. Both last shipped on October 11, 2026.
| Parameter | Compounder | Graph Compound Interest |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (3.4K ratings) | 4.9 (22 ratings) — better |
| Positive reviews | 61.4% of reviews | 95.5% of reviews — better |
| Number of ratings | 3.4K — better | 22 |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | James Bevins | Kazuya Kobayashi |
Customer experience
Compounder
Graph Compound Interest
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
Graph Compound Interest
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Compounder
No in-app purchases
Graph Compound Interest
- Disable Ads$4.99
Questions
Is Compounder free?
Is Graph Compound Interest free?
Which has better reviews, Compounder or Graph Compound Interest?
Do Compounder or Graph Compound Interest have ads?
Which is updated more often, Compounder or Graph Compound Interest?
Other comparisons
