# Projectile Motion Calc vs VX

The clearest difference is price: VX at Free against Projectile Motion Calc's $2.99. VX also leads on update cadence (every 2 months vs every 29 months). Projectile Motion Calc's advantage is iOS requirement (13 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

VX is free to download; Projectile Motion Calc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Projectile Motion Calc ships an update every 29 months, VX every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Projectile Motion Calc | VX |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/projectile-motion-calc/id1397143056/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 1 MB | 26 MB |
| Requires iOS | **13** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [VeEX Inc](https://appshunter.io/developer/1586679948) |

## What reviewers say

### Projectile Motion Calc

[App page](https://appshunter.io/ios/app/projectile-motion-calc/id1397143056)

This physics calculator quickly determines key projectile motion parameters like horizontal and vertical velocity, time of flight, range, and maximum height. It supports various units and offers precise calculations up to 16 decimal places.

**Highlights:** Instant calculation of projectile motion parameters, Copyable results to other apps, Includes reference formulas, Supports up to 16 decimal places, Supports various input units, Lightweight and optimized for everyday use

**Features:** macOS Compatibility

**In-app purchases:** none


### VX

[App page](https://appshunter.io/ios/app/vx-connect/id1617197341)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Projectile Motion Calc free?

Projectile Motion Calc costs $2.99, with no in-app purchases.

### Is VX free?

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

### Do Projectile Motion Calc or VX have ads?

Neither Projectile Motion Calc nor VX shows ads.

### Which is updated more often, Projectile Motion Calc or VX?

Projectile Motion Calc ships an update every 29 months, and VX every 2 months. Most recently, Projectile Motion Calc was updated on November 2, 2026 and VX on November 3, 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.*