# Vector Grapher vs 3D Rotations and Quaternions

The clearest difference is update cadence: 3D Rotations and Quaternions at every 3 weeks against Vector Grapher's every 4 months. Vector Grapher's advantage is iOS requirement (6.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Vector Grapher ships an update every 4 months, 3D Rotations and Quaternions every 3 weeks. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Vector Grapher | 3D Rotations and Quaternions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/vector-grapher/id512395731/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adam Evans](https://appshunter.io/developer/1342038151) | [Yuri Morozov](https://appshunter.io/developer/1582368813) |

## What reviewers say

### Vector Grapher

[App page](https://appshunter.io/ios/app/vector-grapher/id512395731)

Visualize and plot vectors in 3D space for educational purposes. This utility helps in understanding vector modeling and graphical representation in a clear, visual manner.

**Highlights:** 3D vector modeling, Vector plotting, Visual illustration, Educational tool, Interactive graphing

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D Rotations and Quaternions

[App page](https://appshunter.io/ios/app/3d-rotations-and-quaternions/id6618113140)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vector Grapher free?

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

### Is 3D Rotations and Quaternions free?

3D Rotations and Quaternions is free to download, with no in-app purchases.

### Do Vector Grapher or 3D Rotations and Quaternions have ads?

Neither Vector Grapher nor 3D Rotations and Quaternions shows ads.

### Which is updated more often, Vector Grapher or 3D Rotations and Quaternions?

Vector Grapher ships an update every 4 months, and 3D Rotations and Quaternions every 3 weeks. Most recently, Vector Grapher was updated on November 1, 2026 and 3D Rotations and Quaternions on November 4, 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.*