# iNSIGHT Spatial Vision vs Drawing with Math

The clearest difference is price: Drawing with Math at Free against iNSIGHT Spatial Vision's $2.99. Drawing with Math also leads on update cadence (fortnightly vs every 39 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

Drawing with Math is free to download; iNSIGHT Spatial Vision costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iNSIGHT Spatial Vision ships an update every 39 months, Drawing with Math fortnightly. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | iNSIGHT Spatial Vision | Drawing with Math |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/drawing-with-math/id6479322887/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 125 MB | 2 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Polyhedron Learning Media, Inc.](https://appshunter.io/developer/458882328) | [Yuri Morozov](https://appshunter.io/developer/1582368813) |

## What reviewers say

### iNSIGHT Spatial Vision

[App page](https://appshunter.io/ios/app/insight-spatial-vision/id602302299)

**Features:** macOS Compatibility

**In-app purchases:** none


### Drawing with Math

[App page](https://appshunter.io/ios/app/drawing-with-math/id6479322887)

This app offers vector and pixel art editors with tools for free drawing, shapes, and function plotting. It allows for linear transformations of images using matrices, eigenvalues, and rotations, alongside pixel image compression.

**Highlights:** Vector and pixel art editors, Free drawing and shape tools, Function plotting (Cartesian, polar, parametric), Linear image transformations (matrix, rotation), Pixel image compression, Editable greeting cards

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iNSIGHT Spatial Vision free?

iNSIGHT Spatial Vision costs $2.99, with no in-app purchases.

### Is Drawing with Math free?

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

### Do iNSIGHT Spatial Vision or Drawing with Math have ads?

Neither iNSIGHT Spatial Vision nor Drawing with Math shows ads.

### Which is updated more often, iNSIGHT Spatial Vision or Drawing with Math?

iNSIGHT Spatial Vision ships an update every 39 months, and Drawing with Math fortnightly. Most recently, iNSIGHT Spatial Vision was updated on September 10, 2026 and Drawing with Math on September 19, 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.*