# CaaaalcIt vs sci.calculator

The clearest difference is in-app purchases: CaaaalcIt at none against sci.calculator's 1. CaaaalcIt also leads on iOS requirement (10.2 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. sci.calculator sells 1 one-off in-app purchase. CaaaalcIt asks for nothing beyond the download.

## The numbers

| Metric | CaaaalcIt | sci.calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Free | — |
| Size | 14 MB | 49 MB |
| Requires iOS | **10.2** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [darius beretta](https://appshunter.io/developer/1400032933) | [Yukihiro Shioya](https://appshunter.io/developer/1565306192) |

## What reviewers say

### CaaaalcIt

[App page](https://appshunter.io/ios/app/caaaalcit/id1556732744)

This calculator app uses Reverse Polish Notation (RPN) for efficient calculations. It features a visible stack for tracking operations and offers numerous functions to explore.

**Highlights:** Reverse Polish Notation (RPN), 4 visible stack levels, Numerous functions, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### sci.calculator

[App page](https://appshunter.io/ios/app/scicalculator/id1620728508)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is CaaaalcIt free?

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

### Is sci.calculator free?

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

### Do CaaaalcIt or sci.calculator have ads?

Neither CaaaalcIt nor sci.calculator shows ads.

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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.*