# Compound Interest Calc vs Lon Calculator

The clearest difference is in-app purchases: Lon Calculator at none against Compound Interest Calc's 1. Lon Calculator also leads on ads (none vs shown) and update cadence (weekly vs every 3 months). Compound Interest Calc's advantage is ratings volume (6.7K vs 1). On price, rating and device support there is nothing between them.

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

Lon Calculator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Compound Interest Calc has 6.7K ratings behind it against 1, so its average is the more settled of the two.

Compound Interest Calc ships an update every 3 months, Lon Calculator weekly. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Compound Interest Calc | Lon Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6.7K ratings)](https://appshunter.io/ios/app/compound-interest-calc/id1509212588/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lon-calculator/id1660177068/reviews)** |
| Number of ratings | **6.7K** | 1 |
| Positive reviews | 68.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 15 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dane Hankamer](https://appshunter.io/developer/1509095396) | [rina yadav](https://appshunter.io/developer/1571985579) |

## What reviewers say

### 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


### Lon Calculator

[App page](https://appshunter.io/ios/app/lon-calculator/id1660177068)

This finance app helps users calculate home and car loans for personal or commercial use. It offers a simple, responsive interface with features like scrolling and tap-to-edit functionality. The application is compatible with iPhones and iPads and automatically updates.

**Highlights:** Home and car loan calculation, Personal and commercial use, Simple and easy interface, Scroll up and down, Tap to edit, Automatic updates, iPhone and iPad compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Compound Interest Calc free?

Compound Interest Calc is free to download, with in-app purchases available.

### Is Lon Calculator free?

Lon Calculator is free to download, with no in-app purchases.

### Which has better reviews, Compound Interest Calc or Lon Calculator?

Lon Calculator is rated higher. Compound Interest Calc averages 4.8 out of 5 from 6.7K ratings, while Lon Calculator averages 5.0 from 1 ratings.

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

Compound Interest Calc shows ads; Lon Calculator does not.

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

Compound Interest Calc ships an update every 3 months, and Lon Calculator weekly. Most recently, Compound Interest Calc was updated on October 27, 2026 and Lon Calculator on October 14, 2026.

---

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