# Compoundee vs Cost Per Ounce Calculator

The clearest difference is chart position: Compoundee at #110 against Cost Per Ounce Calculator's unranked. Compoundee also leads on price ($2.99 vs $3.99) and iOS requirement (10.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Compoundee costs $2.99 and Cost Per Ounce Calculator $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Compoundee ships an update every 4 months, Cost Per Ounce Calculator every 7 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Compoundee | Cost Per Ounce Calculator |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | **[5.0 (128 ratings)](https://appshunter.io/ios/app/compoundee/id292775676/reviews)** | — |
| Number of ratings | **128** | — |
| Positive reviews | 97.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Paid | — |
| Best chart rank | **#110** | — |
| Size | 19 MB | 0 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GoodHumans](https://appshunter.io/developer/292775679) | [Anthony Tietjen](https://appshunter.io/developer/540960700) |

## What reviewers say

### Compoundee

[App page](https://appshunter.io/ios/app/compoundee/id292775676)

**Currently charting:** #110 Top Paid · Finance (US App Store)

This financial calculator helps users solve compound interest, annuity, and time value of money problems. Easily project savings and investments, adjust variables to meet financial goals, and understand the impact of inflation and taxes. Its user-friendly interface makes complex calculations accessible to everyone.

**Highlights:** Compound interest calculations, Annuity and TVOM solver, Goal-based financial planning, Inflation and tax adjustments, Amortization details per period, Email calculations, Save and bookmark calculations

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and understand
- 💡 Calculates future value of investments
- 💡 Useful for retirement planning
- 💡 Handles various financial scenarios
- 💡 Good for budgeting and investing discussions

**What reviewers complain about**

- 🐛 UI could use an update
- 🐛 App seems abandoned
- 🐛 App closes immediately on opening (for one user)
- 🐛 Accuracy issues with shorter compounding periods/longer durations (30/360 day convention)
- 🐛 Simplistic calculations could be done in Excel (for one user's needs)

**Reported bugs**

- App closes every time it's opened
- Calculations based on a 30/360 day convention lead to accuracy issues with shorter compounding periods and/or longer duration

**Requested features**

- UI update
- Add withdrawal function
- Update to address accuracy issue with 30/360 day convention


### Cost Per Ounce Calculator

[App page](https://appshunter.io/ios/app/cost-per-ounce-calculator/id542158727)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Compoundee free?

Compoundee costs $2.99, with no in-app purchases.

### Is Cost Per Ounce Calculator free?

Cost Per Ounce Calculator costs $3.99, with no in-app purchases.

### Do Compoundee or Cost Per Ounce Calculator have ads?

Neither Compoundee nor Cost Per Ounce Calculator shows ads.

### Which is updated more often, Compoundee or Cost Per Ounce Calculator?

Compoundee ships an update every 4 months, and Cost Per Ounce Calculator every 7 months. Most recently, Compoundee was updated on October 24, 2026 and Cost Per Ounce Calculator on October 13, 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.*