# CAOS 2024 vs Calculator Pro

The clearest difference is in-app purchases: CAOS 2024 at none against Calculator Pro's 2. CAOS 2024 also leads on iOS requirement (15.0 vs 18.5). On price there is nothing between them.

Both are free to download. Calculator Pro sells 2 in-app purchases, starting at $4.99 per 7 days. CAOS 2024 asks for nothing beyond the download.

## The numbers

| Metric | CAOS 2024 | Calculator Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (62 ratings)](https://appshunter.io/ios/app/calculator-pro-smart-tools/id6751831649/reviews)** |
| Number of ratings | — | **62** |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 28 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 17+ |
| Developer | [PROTATECH, INC.](https://appshunter.io/developer/1317268110) | [嘉晨 王](https://appshunter.io/developer/1780248506) |

## What reviewers say

### CAOS 2024

[App page](https://appshunter.io/ios/app/caos-2024/id6504111879)

**In-app purchases:** none


### Calculator Pro

[App page](https://appshunter.io/ios/app/calculator-pro-smart-tools/id6751831649)

This app consolidates essential calculation tools into a user-friendly interface. It offers basic and scientific calculations, currency and unit conversions, loan and discount tools, and a date calculator. Customize themes and settings for a personalized experience.

**Highlights:** Basic and scientific calculations, Currency and unit converters, Loan, discount, and tip calculators, Date and BMI calculators, Calculation history, Customizable themes and settings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Calculator Week | $4.99 | per 7 days |
| Smart Calculator NoAds Lift-Time | $12.99 | one-time |


## Frequently asked questions

### Is CAOS 2024 free?

CAOS 2024 is free to download, with no in-app purchases.

### Is Calculator Pro free?

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

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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.*