Comparison

ArrayCalc Viewer vs ezPoster

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

Head to head
About

ArrayCalc Viewer

Access all project data for rigging d&b audiotechnik loudspeaker systems on your iOS device. Share system designs, calculations, and optimizations seamlessly. This app offers a paperless and efficient way to keep all relevant rigging, setup, and system information readily available.

Highlights
  • Access rigging and system information
  • Share project data via email, AirDrop, Dropbox, iTunes
  • View system designs and calculations
  • Paperless and efficient operation
  • User-friendly interface
Read full description

The d&b ArrayCalc Viewer app provides all project data for rigging a d&b audiotechnik loudspeaker system. Once the system has been designed, calculated and optimized in the ArrayCalc simulation software, all relevant project information can be shared via email, AirDrop, Dropbox or iTunes onto any iOS device. The d&b ArrayCalc simulation software is the simulation tool for d&b line arrays, column and point source loudspeakers as well as subwoofers. This is a comprehensive toolbox for all tasks associated with acoustic design, performance prediction, alignment, rigging and safety parameters. It is available as a native standalone application for both Microsoft Windows and Mac OS X operating systems. ArrayCalc Viewer main benefits: - All relevant rigging, setup and system information close to hand in a concise format - Any changes to the system design can be immediately distributed - Paperless and efficient - User friendly

About

ezPoster

Control your ezPoster LED display remotely via WiFi. Manage multiple displays, adjust settings like brightness and color, and easily add or delete picture and video content. Create custom programs with image zoom and crop features.

Highlights
  • WiFi control of LED displays
  • Manage multiple displays
  • Adjust brightness and color temperature
  • Add/delete picture and video programs
  • Image zoom and crop
  • Switch to test mode
Features
Read full description

ezPoster iOS client simplify the control of the ezPoster LED display. Features: ● Communicate with the ezPoster LED display over WiFi, using a WiFi router or the ezPoster LED display's built-in WiFi ● List all ezPoster LED displays on one screen ● Change the name of the display so it's easy to remember and identify ● Adjust brightness ● Change the playing program ● Add/Delete Picture or Video program ● Image zoom and crop feature makes program creation easy ● Change the content horizontal and vertical offset ● Adjust color temperature ● Switch to test mode ● Restore to factory default state

Screenshots

ArrayCalc Viewer4 screens
ezPoster4 screens

Verdict

The call

The clearest difference is rating: ezPoster at 5.0 against ArrayCalc Viewer's 4.1. ezPoster also leads on update cadence (every 11 days vs every 4 months). ArrayCalc Viewer's advantage is ratings volume (8 vs 2). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

ezPoster holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

UpkeepUpdate frequency

ArrayCalc Viewer ships an update every 4 months, ezPoster every 11 days. The most recent releases landed on October 7, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 7 level
ArrayCalc Viewer versus ezPoster: the parameters behind the verdict, then further details
ParameterArrayCalc ViewerezPoster
PriceFreeFree
Rating4.1 (8 ratings)5.0 (2 ratings) — better
Positive reviews50.0% of reviews—
Number of ratings8 — better2
Update frequencyEvery 4 monthsEvery 11 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS16 — better17.6
Further details — not scored
Size40 MB6 MB
Age rating4+4+
Developerd&b audiotechnik GmbH & Co. KGSEE SHARP VISUAL, INC

Customer experience

ArrayCalc Viewer

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

ezPoster

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ArrayCalc Viewer

No in-app purchases

None

ezPoster

No in-app purchases

Questions

Is ArrayCalc Viewer free?
ArrayCalc Viewer is free to download, with no in-app purchases.
Is ezPoster free?
ezPoster is free to download, with no in-app purchases.
Which has better reviews, ArrayCalc Viewer or ezPoster?
ezPoster is rated higher. ArrayCalc Viewer averages 4.1 out of 5 from 8 ratings, while ezPoster averages 5.0 from 2 ratings.
Do ArrayCalc Viewer or ezPoster have ads?
Neither ArrayCalc Viewer nor ezPoster shows ads.
Which is updated more often, ArrayCalc Viewer or ezPoster?
ArrayCalc Viewer ships an update every 4 months, and ezPoster every 11 days. Most recently, ArrayCalc Viewer was updated on October 7, 2026 and ezPoster on September 23, 2026.

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