# Compound Interest vs Compound Interest Calc

The clearest difference is price: Compound Interest Calc at Free against Compound Interest's $1.99. Compound Interest Calc also leads on ratings volume (6.5K vs 238). Compound Interest's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, review sentiment, update cadence and device support there is nothing between them.

Compound Interest Calc is free to download; Compound Interest costs $1.99 up front. Compound Interest Calc sells 1 one-off in-app purchase. Compound Interest asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for 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 238, so its average is the more settled of the two. Written reviews split almost evenly too, at 68% and 69% positive.

Compound Interest ships an update every 4 months, Compound Interest Calc every 3 months. Both last shipped on September 27, 2026.

## The numbers

| Metric | Compound Interest | Compound Interest Calc |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.7 (238 ratings)](https://appshunter.io/ios/app/compound-interest-compounder/id1457510419/reviews) | **[4.8 (6.5K ratings)](https://appshunter.io/ios/app/compound-interest-calc/id1509212588/reviews)** |
| Number of ratings | 238 | **6.5K** |
| Positive reviews | 67.7% of reviews | **68.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 16 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TernUp LLC](https://appshunter.io/developer/1457510418) | [Dane Hankamer](https://appshunter.io/developer/1509095396) |

## What reviewers say

### Compound Interest

[App page](https://appshunter.io/ios/app/compound-interest-compounder/id1457510419)

Calculate and visualize the growth of your savings and investments over time. Explore different scenarios to understand the power of compound interest and plan for your financial goals, such as retirement.

**Highlights:** Visualize savings growth with interactive graphs, Calculate required contributions for financial goals, Experiment with different saving scenarios, Flexible calculations for balance, contribution, or time, Link tabs for complex strategy comparisons, Customizable light and dark themes

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

**In-app purchases:** none

**What reviewers like**

- 👍 Clean and simple design
- 🚀 Fast calculations
- 💡 Multiple tabs for different calculations
- ✨ Visually appealing interface
- 🚫 No obnoxious advertising

**What reviewers complain about**

- 🐛 App freezes frequently
- 🐛 App crashes on interaction
- 🐛 iPad version broken
- 🐛 Cannot input numbers
- 🐛 Calculations are wrong

**Reported bugs**

- App keeps freezing
- App freezes when changing initial amount
- App crashes when tapping screen
- iPad version doesn't register changes
- iPad version resets starting balance to zero

**Requested features**

- Add annual lump sums
- Solve for required opening balance
- Save financial models with names
- Ability to adjust for months instead of years
- Enter length in months


### 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 Compound Interest free?

Compound Interest costs $1.99, 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, Compound Interest or Compound Interest Calc?

Compound Interest Calc is rated higher. Compound Interest averages 4.7 out of 5 from 238 ratings, while Compound Interest Calc averages 4.8 from 6.5K ratings.

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

Compound Interest Calc shows ads; Compound Interest does not.

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

Compound Interest ships an update every 4 months, and Compound Interest Calc every 3 months. Most recently, Compound Interest was updated on September 27, 2026 and Compound Interest Calc on September 27, 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.*