# Projection Mapping Toolbox vs OhmKit

The clearest difference is in-app purchases: Projection Mapping Toolbox at none against OhmKit's 1. Projection Mapping Toolbox also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. OhmKit sells 1 one-off in-app purchase. Projection Mapping Toolbox asks for nothing beyond the download.

## The numbers

| Metric | Projection Mapping Toolbox | OhmKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/projection-mapping-toolbox/id6756530799/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 5 MB | 32 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Shea](https://appshunter.io/developer/1861206191) | [YAVUZHAN CANAKCI](https://appshunter.io/developer/6771883217) |

## What reviewers say

### Projection Mapping Toolbox

[App page](https://appshunter.io/ios/app/projection-mapping-toolbox/id6756530799)

This utility app assists projection mapping, AV, and live production professionals with on-site calculations. It offers tools for projector placement, throw distance, surface dimensions, and multi-projector layouts, streamlining workflows for technicians and designers.

**Highlights:** Throw Distance Calculator, Multi-Projector Layouts, Surface Dimension Tool, Aspect Ratio Estimator, CAD PDF Import, Projector Inventory

**Features:** macOS Compatibility

**In-app purchases:** none


### OhmKit

[App page](https://appshunter.io/ios/app/ohmkit-resistor-calculator/id6773154145)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Projection Mapping Toolbox free?

Projection Mapping Toolbox is free to download, with no in-app purchases.

### Is OhmKit free?

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

### Do Projection Mapping Toolbox or OhmKit have ads?

OhmKit shows ads; Projection Mapping Toolbox does not.

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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.*