# Compound Interest Simulator vs FDG Mobile

The clearest difference is in-app purchases: FDG Mobile at none against Compound Interest Simulator's 10. FDG Mobile also leads on ads (none vs shown). Compound Interest Simulator's advantage is update cadence (every 5 weeks vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Compound Interest Simulator sells 10 one-off in-app purchases. FDG Mobile asks for nothing beyond the download.

Compound Interest Simulator ships an update every 5 weeks, FDG Mobile every 5 months. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Compound Interest Simulator | FDG Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (423 ratings)](https://appshunter.io/ios/app/compound-interest-simulator/id1544655173/reviews)** | — |
| Number of ratings | **423** | — |
| Positive reviews | 81.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 61 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andre Leite Barbosa Costa](https://appshunter.io/developer/984337133) | [Financial Design Group, LLC](https://appshunter.io/developer/1679612406) |

## What reviewers say

### Compound Interest Simulator

[App page](https://appshunter.io/ios/app/compound-interest-simulator/id1544655173)

Visualize the growth of your savings and investments using compound interest. Plan for major purchases, retirement, or financial independence with detailed simulations and customizable options.

**Highlights:** Compound interest simulation, Savings growth visualization, Basic and Advanced modes, Multiple deposit/withdrawal planning, Customizable compounding frequency, Retirement and financial independence planning

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads & Unlock All Themes | $0.99 | one-time |
| Remove Ads & Unlock All Themes | $1.99 | one-time |
| Remove Ads & Unlock All Themes | $2.99 | one-time |
| Remove Ads & Unlock All Themes | $3.99 | one-time |
| Remove Ads & Unlock All Themes | $4.99 | one-time |
| Remove Ads & Unlock All Themes | $5.99 | one-time |
| Remove Ads & Unlock All Themes | $6.99 | one-time |
| Remove Ads & Unlock All Themes | $7.99 | one-time |
| Remove Ads & Unlock All Themes | $8.99 | one-time |
| Remove Ads & Unlock All Themes | $9.99 | one-time |


### FDG Mobile

[App page](https://appshunter.io/ios/app/fdg-mobile/id6446905038)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Compound Interest Simulator free?

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

### Is FDG Mobile free?

FDG Mobile is free to download, with no in-app purchases.

### Do Compound Interest Simulator or FDG Mobile have ads?

Compound Interest Simulator shows ads; FDG Mobile does not.

### Which is updated more often, Compound Interest Simulator or FDG Mobile?

Compound Interest Simulator ships an update every 5 weeks, and FDG Mobile every 5 months. Most recently, Compound Interest Simulator was updated on October 21, 2026 and FDG Mobile on October 16, 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.*