# Compounder vs InterIQ

The clearest difference is ratings volume: Compounder at 3.4K against InterIQ's 3. InterIQ's advantage is update cadence (weekly vs every 3 weeks) and rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

InterIQ holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Compounder has 3.4K ratings behind it against 3, so its average is the more settled of the two.

Compounder ships an update every 3 weeks, InterIQ weekly. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Compounder | InterIQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (3.4K ratings)](https://appshunter.io/ios/app/compounder/id1412552240/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/interiq-interest-calculator/id6474675348/reviews)** |
| Number of ratings | **3.4K** | 3 |
| Positive reviews | 61.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 3 MB | 31 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [James Bevins](https://appshunter.io/developer/1137750302) | [Ajay Gorasiya](https://appshunter.io/developer/1455174866) |

## What reviewers say

### Compounder

[App page](https://appshunter.io/ios/app/compounder/id1412552240)

Calculate the growth of savings and investments using compound interest. Explore how regular contributions and withdrawals impact your financial goals over time. Designed for anyone to understand and utilize the power of compounding for wealth building.

**Highlights:** Calculate compound interest, Flexible settings, Factor in periodic withdrawals, Factor in additional contributions, Easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Instant results
- 💡 Helps explain investments
- 🚀 Simple and easy to use
- 👍 Best and easiest compound calculator

**What reviewers complain about**

- 🐛 Glitchy and not user-friendly after update
- 🐛 Can't use quarterly, monthly, or weekly buttons after update
- 🐛 New version not working well on iPhone
- 🐛 Can't click off of monthly to quarterly, yearly, or weekly
- 🐛 Compound frequency stuck on monthly after update

**Reported bugs**

- Calculation issues with initial investment
- Formatting issues on mobile devices
- Crashes after short usage

**Requested features**

- Add percentage option for withdrawal
- Allow adjusting periodic contributions (weekly, monthly, etc.)
- Include daily compounding option
- Add inflation adjustment to contributions and outputs
- Create a widget version


### InterIQ

[App page](https://appshunter.io/ios/app/interiq-interest-calculator/id6474675348)

This app simplifies financial planning by providing quick and accurate calculations for both simple and compound interest. It offers an intuitive interface, customizable parameters, and dual display modes for numerical and graphical results. Track your financial progress and learn the fundamentals of interest calculation.

**Highlights:** Simple & Compound Interest Calculations, Intuitive User Interface, Customizable Parameters, Dual Display Mode (Numerical & Graphical), Historical Tracking, Multiple Currency Support, Offline Access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Compounder free?

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

### Is InterIQ free?

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

### Which has better reviews, Compounder or InterIQ?

InterIQ is rated higher. Compounder averages 4.8 out of 5 from 3.4K ratings, while InterIQ averages 5.0 from 3 ratings.

### Do Compounder or InterIQ have ads?

Neither Compounder nor InterIQ shows ads.

### Which is updated more often, Compounder or InterIQ?

Compounder ships an update every 3 weeks, and InterIQ weekly. Most recently, Compounder was updated on October 20, 2026 and InterIQ on October 21, 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.*