# Simple Compound Interest vs Compound Interest Calc

The clearest difference is in-app purchases: Simple Compound Interest at none against Compound Interest Calc's 1. Compound Interest Calc's advantage is ratings volume (6.5K vs 23) and review sentiment (69% vs 56%). On price, rating, ads and device support there is nothing between them.

Both are free to download. Compound Interest Calc sells 1 one-off in-app purchase. Simple Compound Interest asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Simple Compound Interest against 4.8 for Compound Interest Calc. That said, the two scores are not equally well evidenced: Compound Interest Calc has 6.5K ratings behind it against 23, so its average is the more settled of the two. Written reviews are what separate them: 56% of Simple Compound Interest's written reviews are positive against 69% of Compound Interest Calc's.

Simple Compound Interest ships an update every 6 months, Compound Interest Calc every 3 months. The most recent releases landed on October 2, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Simple Compound Interest | Compound Interest Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (23 ratings)](https://appshunter.io/ios/app/simple-compound-interest/id1020564831/reviews) | **[4.8 (6.5K ratings)](https://appshunter.io/ios/app/compound-interest-calc/id1509212588/reviews)** |
| Number of ratings | 23 | **6.5K** |
| Positive reviews | 55.6% of reviews | **68.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 5 MB | 16 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stack3](https://appshunter.io/developer/375916874) | [Dane Hankamer](https://appshunter.io/developer/1509095396) |

## What reviewers say

### Simple Compound Interest

[App page](https://appshunter.io/ios/app/simple-compound-interest/id1020564831)

Easily calculate the future value of your investments. Input your initial capital, monthly contributions, annual interest rate, and investment duration to see your projected final return, total invested amount, and growth rate. Save multiple scenarios and view monthly progress.

**Highlights:** Calculate final return, Calculate total investment amount, Calculate return rate, Save investment conditions, Show monthly increase

**Features:** Vision Pro support

**In-app purchases:** none


### Compound Interest Calc

[App page](https://appshunter.io/ios/app/compound-interest-calc/id1509212588)

Plan your financial future with a powerful compound interest calculator. It helps you visualize investment growth with periodic contributions and plan retirement withdrawals with inflation adjustments. Offers detailed breakdowns and interactive charts for informed financial decisions.

**Highlights:** Calculate investment growth with contributions, Plan retirement withdrawals with inflation, Interactive growth and depletion charts, Year-by-year detailed breakdowns, Real-time calculations, Works offline

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🚀 Visually appealing
- 🚀 Helpful for financial planning
- 🚀 Powerful compound interest calculations
- 🚀 Intuitive interface

**What reviewers complain about**

- 🐛 Scaling issues on smaller devices
- 🐛 Inaccurate calculations in certain scenarios
- 🐛 Frequent ads disrupting user experience
- 🐛 Crashing and compatibility issues
- 🐛 Lack of customization options

**Reported bugs**

- Withdrawal calculations showing incorrect results
- App crashing on certain device models
- Scaling issues on iPad devices
- Compound interest calculations not accurate for weekly/monthly contributions

**Requested features**

- Add dividend calculation option
- Allow for daily compound interest calculations
- Implement a save/load feature to retain user inputs
- Add ability to input one-time lump sum contributions
- Provide inflation-adjusted withdrawal calculations


## Frequently asked questions

### Is Simple Compound Interest free?

Simple Compound Interest 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, Simple Compound Interest or Compound Interest Calc?

Compound Interest Calc is rated higher. Simple Compound Interest averages 4.7 out of 5 from 23 ratings, while Compound Interest Calc averages 4.8 from 6.5K ratings.

### Do Simple Compound Interest or Compound Interest Calc have ads?

Both Simple Compound Interest and Compound Interest Calc show ads.

### Which is updated more often, Simple Compound Interest or Compound Interest Calc?

Simple Compound Interest ships an update every 6 months, and Compound Interest Calc every 3 months. Most recently, Simple Compound Interest was updated on October 2, 2026 and Compound Interest Calc on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*