# Projection Mapping Toolbox vs Voxa Calendar

The clearest difference is in-app purchases: Projection Mapping Toolbox at none against Voxa Calendar's 1. Projection Mapping Toolbox also leads on iOS requirement (14.0 vs 18.1). Voxa Calendar's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Voxa Calendar sells 1 in-app purchase, starting at $4.99 per year. Projection Mapping Toolbox asks for nothing beyond the download.

Projection Mapping Toolbox ships an update every 3 weeks, Voxa Calendar weekly. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Projection Mapping Toolbox | Voxa Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/projection-mapping-toolbox/id6756530799/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 6 MB |
| Requires iOS | **14.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Shea](https://appshunter.io/developer/1861206191) | [eytan taieb](https://appshunter.io/developer/1314656048) |

## 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


### Voxa Calendar

[App page](https://appshunter.io/ios/app/voxa-calendar/id6757343885)

Manage your schedule effortlessly by speaking. This app converts your spoken plans into organized calendar events without any typing. It offers customizable views, smart reminders, and multilingual support for a seamless planning experience.

**Highlights:** Voice-first event creation, Day, Week, Month views, Fast event search, Customizable appearance, iCloud sync (Pro), Smart reminders, Multilingual support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voxa Premium yearly | $4.99 | per year |


## Frequently asked questions

### Is Projection Mapping Toolbox free?

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

### Is Voxa Calendar free?

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

### Do Projection Mapping Toolbox or Voxa Calendar have ads?

Neither Projection Mapping Toolbox nor Voxa Calendar shows ads.

### Which is updated more often, Projection Mapping Toolbox or Voxa Calendar?

Projection Mapping Toolbox ships an update every 3 weeks, and Voxa Calendar weekly. Most recently, Projection Mapping Toolbox was updated on October 17, 2026 and Voxa Calendar on October 8, 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.*