Comparison

INTR vs Projection Mapping Toolbox

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

Head to head
About

INTR

Features
Read full description

I Need To Remember is a simple widget and lock screen reminder. Decide what you want to be reminded about and the app will show the reminders for you until they have been completed. INTR uses the Apple Health app to automatically track and complete - Meditation reminders - Work out reminders - Logging your weight INTR supports automatic reminders to remind you to take a photo or video each day. You can also add a custom reminder to add your own reminders. You can configure your reminders to only appear certain times of the day

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.

Screenshots

INTR4 screens
Projection Mapping Toolbox4 screens

Verdict

The call

The clearest difference is update cadence: Projection Mapping Toolbox at every 3 weeks against INTR's every 15 months. Projection Mapping Toolbox also leads on device support (3 vs 1) and iOS requirement (14.0 vs 18.0). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

INTR ships an update every 15 months, Projection Mapping Toolbox every 3 weeks. The most recent releases landed on September 7, 2026 and July 17, 2026 respectively.

Scorecard3 real differences · 6 level
INTR versus Projection Mapping Toolbox: the parameters behind the verdict, then further details
ParameterINTRProjection Mapping Toolbox
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 15 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.014.0 — better
Further details — not scored
Size1 MB5 MB
Age rating17+4+
DeveloperNorse Ventures LLCJoseph Shea

In-app purchases

None

INTR

No in-app purchases

None

Projection Mapping Toolbox

No in-app purchases

Questions

Is INTR free?
INTR is free to download, with no in-app purchases.
Is Projection Mapping Toolbox free?
Projection Mapping Toolbox is free to download, with no in-app purchases.
Do INTR or Projection Mapping Toolbox have ads?
Neither INTR nor Projection Mapping Toolbox shows ads.
Which is updated more often, INTR or Projection Mapping Toolbox?
INTR ships an update every 15 months, and Projection Mapping Toolbox every 3 weeks. Most recently, INTR was updated on September 7, 2026 and Projection Mapping Toolbox on July 17, 2026.

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