Comparison

Wireless Image Utility vs Duet Display

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

Head to head
About

Wireless Image Utility

Project photos, documents, and web pages wirelessly to compatible NEC projectors from your mobile device. Features real-time camera projection, annotation tools, and projector control. Supports multiple simultaneous connections and split-screen display.

Highlights
  • Wireless image and document projection
  • Real-time camera projection
  • Web page projection
  • Annotation and pointer tools
  • Projector control features
  • Multiple device connections
  • Split-screen display
Read full description

************************************************* New application "MultiPresenter" is the successor to "Wireless Image Utility". Please search "MultiPresenter". ************************************************* Wireless Image Utility is a software for projecting photos and documents to the NEC projector via wireless LAN from iPad / iPhone / iPod touch. Main Features Images and documents stored in Wireless Image Utility can be projected to the projector. Photos in the album can also be projected to the projector. Camera Feature Images captured by the built-in camera can be projected to the projector in real time. Web Feature Web pages can be projected to the projector. Marker Feature You can draw lines or characters into projected photos / documents. Pointer Feature You can display the pointer where you want the attention of photos and documents. Projector Control Feature You can control the connected projector. Switching input signal, Picture-Mute, Sound-Mute, etc. are available. Multiple Connection Feature With projectors compatible with the multiple connection feature, connections can be accepted simultaneously with the multiple devices. In addition, images transferred from multiple devices can be displayed in split screen mode with multiple views and a single image can be displayed in full screen mode. Supported Projectors for Multiple Connection Feature: - NP-UM352W - NP-UM351W/NP-UM301W/NP-UM361X/NP-UM301X (FIRMWARE 1.02 or later) - NP-P502HL/NP-P502WL - NP-P502H/NP-P452H/NP-P502W/NP-P452W - NP-M403W/NP-M363W/NP-M323W - NP-M403X/NP-M363X/NP-M323X/NP-M283X - NP-M353WS/NP-M303WS/NP-M333XS - NP-M403H/NP-M323H Supported Projectors: - NP-M402H/NP-M322H - NP-M402W/NP-M362W/NP-M322W/NP-M402X/NP-M362X/NP-M322X/NP-M282X - NP-M332XS/NP-M352WS/NP-M302WS - NP-M361X/NP-M311X/NP-M271X/NP-M311W/NP-M271W - NP-M350X/NP-M300X/NP-M260X/NP-M230X/NP-M300W/NP-M260W/NP-M350XS/NP-M300XS/NP-M260XS/NP-M300WS/NP-M260WS/NP-M420X/NP-M420XV - NP-UM330X/NP-UM280X/NP-UM330W/NP-UM280W - NP-P501X / NP-P451X / NP-P451W / NP-P401W - NP-P420X/NP-P350X/NP-P350W - NP-PA621U/NP-PA521U/NP-PA671W/NP-PA571W/NP-PA721X/NP-PA621X - NP-PA600X/NP-PA500X/NP-PA550W/NP-PA500W - NP-PX800X/NP-PX700W/NP-PX750U (FIRMWARE3 1.05.137 or later) - NP-PH1000U (FIRMWARE3 1.05.137 or later) Supported Languages:  English / Japanese / Simplified Chinese / German /  French / Italian / Spanish / Swedish / Russian /  Korean / Portuguese Available File Formats: - Adobe® PDF (.pdf, PDF1.7, Acrobat® 8 compatible) - Microsoft® Word (.doc / .docx, Office 2003 or later) - Microsoft® Excel® (.xls / .xlsx, Office 2003 or later) - Microsoft® PowerPoint® (.ppt / .pptx, Office 2003 or later) - Keynote (.key) - Numbers (.numbers) - JPEG (.jpg / .jpeg) - PNG (.png) - GIF (.gif) - TIFF (.tiff) - Bitmap (.bmp)

About

Duet Display

Transform your iPad or iPhone into an advanced, lag-free extra display for your Mac or PC. Interact with your computer using touch and gestures, and unlock professional drawing capabilities with Apple Pencil support.

Highlights
  • Extra display for Mac & PC
  • Lag-free performance
  • Touch and gesture support
  • Apple Pencil integration
  • Professional drawing tools
  • Portable productivity
Read full description

#1 best-selling iPad app in US, Japan, UK, Germany, and 17 other countries! Duet turns your iPad or iPhone into the most advanced extra display for your Mac & PC. Developed by a team of ex-Apple engineers, Duet offers unparalleled performance and display quality - all with zero lag. — DO MORE — Be twice as productive by multitasking with two screens. And for those that travel, have a portable way to stay productive. — INCREDIBLY SIMPLE — To get started, plug your iPad into your desktop using your charging cable. The free Duet desktop app will automatically detect your device, and transform it into a high performance touchscreen display. There’s no need to worry about unreliable Wi-Fi, laggy performance, pixelated screens or managing network passwords. — TOUCHSCREEN — Interact with Mac & PC like never before, with touch & gestures, including two-finger scrolling, pan and zoom. And with our latest release, you can even add a touch bar to any iPad with any Mac. — PERFECT FOR APPLE PENCIL — With Duet Pro, you can turn your iPad and Apple Pencil into a professional graphics tablet. We’ve re-engineered our rendering algorithms for ultra-responsive drawing, optimized specifically for designers, illustrators and artists. Duet Pro also unlocks pressure & tilt sensitivity, hover, palm rejection, and more to seamlessly draw in the most powerful programs for professionals. Get precise control in Photoshop, Corel Painter, Lightroom, ToonBoom, Illustrator, Manga Studio and more.  — PRESS — TechCrunch - "Feels Like Magic" TIME - "Getting Work Done Faster and More Efficiently" The Guardian - "Lag-free" Forbes - "The simple thing to note is this...Duet Display works." The Verge - "Glorious Fluidity" Lifehacker - "It's fast, easy to use, and works great" Business Insider - "Zero lag and true retina resolution” Wall Street Journal - “It’s as easy as just plugging it in" — REVIEWS — “Awesome! My iPad Pro can be an extra monitor! Cool app” ~CEO of T-Mobile, John Legere “Very smooth and responsive indeed, plus you could use the touch screen to “click” on screen interfaces!” ~Photographer, Lok Cheung “Love the ability to use my iPad as a monitor with Duet.” ~Former Chief Evangelist of Apple, Guy Kawasaki “Just started using this app called Duet… Kinda love it so far.” ~Comedian and Youtube, Phillip DeFranco “All my mac folks look at the Duet app… GREAT!” ~Actor and Comedian, Sinbad  "I really like the app, I suppose the biggest compliment I can give is that it's so easy to setup it almost seems like an Apple product.” ~Early Adopter, M. Nightingale "Amazing solution for me by the way. Works as I was hoping for and actually my main reason for getting an iPad : )” ~Early Adopter, M. Gemzoe Duet Works With: All iPhones and iPads with iOS 7.0 and later All Macs with 10.9 (Mavericks) and later All PCs with Windows 7 and later Duet Pro Works With: All iPad Pros with Apple Pencil All Macs with 10.9 (Mavericks) and later All PCs with Windows 8.1 and later (64 bit) Duet Pro is an optional upgrade for additional features, and price may vary by location. Duet Pro subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You will not be able to cancel the subscription once activated. Manage Duet Pro in Account Settings after the optional upgrade. Learn more at http://www.duetdisplay.com Terms: https://www.duetdisplay.com/help-center/duet-terms-and-conditions Privacy Policy: https://www.duetdisplay.com/help-center/duet-privacy-policy

Screenshots

Wireless Image Utility4 screens
Duet Display3 screens

Verdict

The call

The clearest difference is review sentiment: Duet Display at 46% against Wireless Image Utility's 0%. Duet Display also leads on rating (4.4 vs 2.4) and ratings volume (49K vs 5). Wireless Image Utility's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price 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. Duet Display sells 6 in-app purchases, starting at $3.99 per month. Wireless Image Utility asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Duet Display holds the better App Store score, 4.4 against 2.4. That said, the two scores are not equally well evidenced: Duet Display has 49K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 0% of Wireless Image Utility's written reviews are positive against 46% of Duet Display's.

UpkeepUpdate frequency

Wireless Image Utility ships an update every 4 months, Duet Display every 3 weeks. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

Scorecard8 real differences · 2 level
Wireless Image Utility versus Duet Display: the parameters behind the verdict, then further details
ParameterWireless Image UtilityDuet Display
PriceFreeFree
Rating2.4 (5 ratings)4.4 (49K ratings) — better
Positive reviews0.0% of reviews45.5% of reviews — better
Number of ratings549K — better
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Vision Pro — better
Requires iOS7.0 — better13.0
Further details — not scored
Size14 MB59 MB
Age rating17+4+
DeveloperSharp NEC Display Solutions, Ltd.Duet, Inc.

Customer experience

Wireless Image Utility

All ratings6 ratings
Positive33.3%
Neutral16.7%
Negative50.0%
Written reviews8 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

Duet Display

All ratings48,776 ratings
Positive86.2%
Neutral3.1%
Negative10.7%
Written reviews2,390 reviews
Positive45.5%
Neutral6.7%
Negative47.8%

Bugs and requests

Wireless Image Utility

Not enough reviews yet to summarise bugs or requests.

Duet Display

Reported bugs

3 issues
  • Incompatibility with certain software and drivers
  • Laggy performance and input delays
  • Unreliable connection and frequent disconnects

Requested features

4 requests
  • Improved resolution and scaling options
  • Better support for older devices and Windows
  • More customization and control over settings
  • Wireless connectivity without subscription

In-app purchases

None

Wireless Image Utility

No in-app purchases

6 purchases

Duet Display

Subscriptions6
  • Duet Starter (Monthly)$3.991 Month
  • Duet Air (Monthly)7 Days trial$5.991 Month
  • Duet Pro7 Days trial$7.991 Month
Show 3 more
  • Duet Starter (Annual)$39.991 Year
  • Duet Air (Annual)7 Days trial$49.991 Year
  • Duet Pro (Annual)7 Days trial$79.991 Year

Questions

Is Wireless Image Utility free?
Wireless Image Utility is free to download, with no in-app purchases.
Is Duet Display free?
Duet Display is free to download, with in-app purchases available.
Which has better reviews, Wireless Image Utility or Duet Display?
Duet Display is rated higher. Wireless Image Utility averages 2.4 out of 5 from 5 ratings, while Duet Display averages 4.4 from 49K ratings.
Do Wireless Image Utility or Duet Display have ads?
Duet Display shows ads; Wireless Image Utility does not.
Which is updated more often, Wireless Image Utility or Duet Display?
Wireless Image Utility ships an update every 4 months, and Duet Display every 3 weeks. Most recently, Wireless Image Utility was updated on November 1, 2026 and Duet Display on November 10, 2026.

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