# Compound Interest Cal vs Compounder

The clearest difference is in-app purchases: Compound Interest Cal at none against Compounder's 1. Compound Interest Cal also leads on ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

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

Compound Interest Cal ships an update every 4 months, Compounder every 7 months. The most recent releases landed on October 4, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Compound Interest Cal | Compounder |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 24 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jaden Scali](https://appshunter.io/developer/1847186991) | [Adam Maliborski](https://appshunter.io/developer/1609938867) |

## What reviewers say

### Compound Interest Cal

[App page](https://appshunter.io/ios/app/compound-interest-cal/id1581041517)

Calculate the potential growth of your investments with this fast and easy compound interest calculator. It features a clean, customizable interface with options for various timeframes and display modes.

**Highlights:** Calculate compound interest, Customizable time options (years, months, weeks, days), Clean and simple UI, Dark/Light mode support, Theme color customizability, App icon customizability

**In-app purchases:** none


### Compounder

[App page](https://appshunter.io/ios/app/compounder/id1610065816)

Easily calculate compound interest to plan your future earnings and achieve financial independence. This tool helps you visualize long-term savings, factoring in taxes and inflation for a comprehensive financial outlook.

**Highlights:** Compound interest calculation, Variable compounding frequency, Deposit and withdrawal tracking, Tax and inflation impact analysis, Graph and table visualizations, Customizable starting figures

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Compound Interest Cal free?

Compound Interest Cal is free to download, with no in-app purchases.

### Is Compounder free?

Compounder is free to download, with in-app purchases available.

### Do Compound Interest Cal or Compounder have ads?

Compounder shows ads; Compound Interest Cal does not.

### Which is updated more often, Compound Interest Cal or Compounder?

Compound Interest Cal ships an update every 4 months, and Compounder every 7 months. Most recently, Compound Interest Cal was updated on October 4, 2026 and Compounder on September 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.*