# Free Fall Calculator vs STCW Electro

The clearest difference is price: STCW Electro at Free against Free Fall Calculator's $2.99. STCW Electro also leads on update cadence (every 3 months vs every 27 months). Free Fall Calculator's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

STCW Electro is free to download; Free Fall Calculator costs $2.99 up front. STCW Electro sells 2 in-app purchases, starting at $9.99 per month. Free Fall Calculator asks for nothing beyond the download.

Free Fall Calculator ships an update every 27 months, STCW Electro every 3 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Free Fall Calculator | STCW Electro |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/free-fall-calculator/id1388824103/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 1 MB | 9 MB |
| Requires iOS | **17.0** | 17.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Free Fall Calculator

[App page](https://appshunter.io/ios/app/free-fall-calculator/id1388824103)

Calculate free fall motion with accurate physics formulas and a realistic animation. Customize gravity for different celestial bodies and explore motion interactively. Ideal for students, teachers, and physics enthusiasts.

**Highlights:** Calculate time, height, and velocity, Realistic falling simulation animations, Interactive sliders for precise input, Customizable gravity values, Live physics results, Formulas included for reference

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

**In-app purchases:** none


### STCW Electro

[App page](https://appshunter.io/ios/app/stcw-electro-technical-test/id6740252716)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $24.99 | one-time |


## Frequently asked questions

### Is Free Fall Calculator free?

Free Fall Calculator costs $2.99, with no in-app purchases.

### Is STCW Electro free?

STCW Electro is free to download, with in-app purchases available.

### Do Free Fall Calculator or STCW Electro have ads?

Neither Free Fall Calculator nor STCW Electro shows ads.

### Which is updated more often, Free Fall Calculator or STCW Electro?

Free Fall Calculator ships an update every 27 months, and STCW Electro every 3 months. Most recently, Free Fall Calculator was updated on October 20, 2026 and STCW Electro on October 18, 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.*