# Vector Field vs KCNote

The clearest difference is ads: Vector Field at none against KCNote's shown. KCNote's advantage is update cadence (weekly vs every 3 months) and iOS requirement (11.0 vs 15.0). On price, 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 Field ships an update every 3 months, KCNote weekly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Vector Field | KCNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (6 ratings)](https://appshunter.io/ios/app/vector-field-particle-flow/id1598282424/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 1 MB | 25 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eliott Morgensztern](https://appshunter.io/developer/1478504124) | [zhuhai k-chip technology Co., Ltd](https://appshunter.io/developer/1662435161) |

## What reviewers say

### Vector Field

[App page](https://appshunter.io/ios/app/vector-field-particle-flow/id1598282424)

Visualize mathematical vector fields with animated particles in 2D, 3D, or spherical spaces. Input custom equations and adjust simulation parameters in real-time to explore dynamical systems and mathematical patterns interactively.

**Highlights:** 2D, 3D, and spherical vector field visualization, Customizable dx, dy, dz equations, Adjustable particle speed, density, and colors, Time-dependent field animation, Interactive 3D view rotation, Real-time rendering powered by Metal

**Features:** Vision Pro support

**In-app purchases:** none


### KCNote

[App page](https://appshunter.io/ios/app/kcnote/id1662435159)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vector Field free?

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

### Is KCNote free?

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

### Do Vector Field or KCNote have ads?

KCNote shows ads; Vector Field does not.

### Which is updated more often, Vector Field or KCNote?

Vector Field ships an update every 3 months, and KCNote weekly. Most recently, Vector Field was updated on November 3, 2026 and KCNote on November 7, 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.*