Comparison

Projection Mapping Toolbox vs Voxa Calendar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Projection Mapping Toolbox

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
Read full description

Projection Calculator Toolbox is a mobile utility for projection mapping, AV, and live production workflows. It is designed for on-site calculations where speed and accuracy matter. The app provides tools to calculate projector placement, throw distance, surface dimensions, and multi-projector layouts using real-world measurements and manufacturer specifications. Tools Included Throw Distance Calculator Calculate projector-to-surface distance using lens throw ratios. Multi-Projector Calculations Plan multi-projector layouts with support for edge blending. Surface Dimension Tool Convert physical surface measurements into pixel width and height. Aspect Ratio Estimator Estimate surface aspect ratio using live view or photo reference. CAD PDF Import Import technical drawing PDFs and visualize projector photometrics over layouts. Projector Inventory Store commonly used projector specifications and reuse them across calculations. Projection Calculator Toolbox is intended for technicians and designers who need reliable calculations on site without spreadsheets or desktop software. The interface prioritizes clarity and fast input to minimize setup time. Built with React and Capacitor for native iOS performance.

About

Voxa Calendar

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
Read full description

Voxa Calendar: Free your mind, plan by talking Stop trying to remember everything. With Voxa Calendar, you manage your schedule naturally using your voice. Just say what you need to do, and Voxa instantly turns your words into organized calendar events. No typing. No friction. Voice-first calendar Speak naturally, for example: “Lunch with Sarah tomorrow at 12:30 at Vapiano.” Voxa automatically creates the event with the correct title, date, time, duration, and location. A complete built-in calendar Plan everything in one place: Day, Week, and Month views Fast search across all events Smooth timeline navigation Customizable appearance Personalize your calendar: Choose from multiple color palettes for the app Assign colors to categories like Work, Personal, Health, or Social Sync across devices Voxa Pro lets you sync events via iCloud, so your schedule is always up to date on all devices. Smart reminders Get notifications when you need them, with flexible timing options. Privacy first Your data stays on your device whenever possible. No tracking, no ads. API keys for cloud AI are securely stored in the iOS Keychain. Multilingual support Available in English, French, Hebrew, and 10 other languages. Advanced AI (optional) Voxa includes a free local natural language engine. For more advanced understanding, you can connect your own cloud AI provider with your personal API key. Any usage is billed directly by the provider. Voxa Pro Unlock unlimited events, iCloud sync, smart reminders, advanced AI features, and customizable color palettes with a free trial. Free your mind. Speak your plans. Let Voxa organize your life. EULA https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Projection Mapping Toolbox4 screens
Voxa Calendar4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Projection Mapping Toolbox versus Voxa Calendar: the parameters behind the verdict, then further details
ParameterProjection Mapping ToolboxVoxa Calendar
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews—100.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better18.1
Further details — not scored
Size5 MB6 MB
Age rating4+4+
DeveloperJoseph Sheaeytan taieb

Customer experience

Projection Mapping Toolbox

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Voxa Calendar

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Projection Mapping Toolbox

No in-app purchases

1 purchases

Voxa Calendar

Subscriptions1
  • Voxa Premium yearly$4.991 Year

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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