# Own calculator vs NLS.KZ

The clearest difference is in-app purchases: NLS.KZ at none against Own calculator's 1. Own calculator's advantage is device support and iOS requirement (12.0 vs 15.0). On price there is nothing between them.

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

## The numbers

| Metric | Own calculator | NLS.KZ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (4 ratings)](https://appshunter.io/ios/app/own-calculator/id1127851518/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 33 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 22 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [STRICKLAND SOFTWARE ENGINEERING CORPORATION](https://appshunter.io/developer/1638580402) | [NLS Kazakshtan, LLC](https://appshunter.io/developer/1588213545) |

## What reviewers say

### Own calculator

[App page](https://appshunter.io/ios/app/own-calculator/id1127851518)

This app allows users to create custom mathematical rules, transforming standard calculations into personalized equations. Surprise others with unique results by defining your own logic for any expression. Supports multiple languages for a global user base.

**Highlights:** Create custom mathematical rules, Personalize any expression, Surprise others with unique results, Multi-language support, Intuitive interface

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The ability to create an unlimited number own calculation rules | $0.99 | one-time |


### NLS.KZ

[App page](https://appshunter.io/ios/app/nlskz/id6447656407)

**In-app purchases:** none


## Frequently asked questions

### Is Own calculator free?

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

### Is NLS.KZ free?

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

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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.*