# Calculator vs SteelKit

The clearest difference is price: SteelKit at Free against Calculator's $1.99. SteelKit also leads on update cadence (every 4 days vs every 11 months). Calculator's advantage is iOS requirement (15.6 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

SteelKit is free to download; Calculator costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator ships an update every 11 months, SteelKit every 4 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calculator | SteelKit |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/calculator/id286319444/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 5 MB | 19 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Byte Works, Inc.](https://appshunter.io/developer/286319447) | [ALECU POPA](https://appshunter.io/developer/1852063619) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator/id286319444)

This app offers a comprehensive scientific calculator with multiple modes, including algebraic, scientific, conversions, and logic calculations. It features a user-friendly design with large buttons and remembers your progress if interrupted.

**Highlights:** Algebraic entry, Scientific calculations, Unit conversions (length, area, volume, etc.), Logic calculator (binary, octal, decimal, hex), 10 memory registers, Wide number range support

**Features:** macOS Compatibility

**In-app purchases:** none


### SteelKit

[App page](https://appshunter.io/ios/app/steelkit/id6780651653)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator free?

Calculator costs $1.99, with no in-app purchases.

### Is SteelKit free?

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

### Do Calculator or SteelKit have ads?

Neither Calculator nor SteelKit shows ads.

### Which is updated more often, Calculator or SteelKit?

Calculator ships an update every 11 months, and SteelKit every 4 days. Most recently, Calculator was updated on October 23, 2026 and SteelKit on October 25, 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.*