Comparison

Duet Display vs Logi Options+ Mobile

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

Head to head
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

About

Logi Options+ Mobile

Enhance your keyboard experience by customizing keys for shortcuts and commands. This app also facilitates firmware updates for compatible accessories, boosting productivity and control.

Highlights
  • Customize keyboard keys
  • Assign shortcuts and commands
  • Increase productivity
  • Facilitate firmware updates
  • Control mobile accessories
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With the Logi Options+ Mobile App, your Flip Folio keyboard is now more powerful! You can now customize the keys on your Flip Folio to assign your favorite shortcuts and commands, increasing your productivity and giving you more control. The Logi Options+ Mobile App for iPadOS is an updated version of the Logitech Control app that facilitates firmware updates for only certain Logitech keyboards listed below. For all compatible devices, iPadOS 15 or later is required to use this app. DEVICES COMPATIBLE with KEY CUSTOMIZATION: - Flip Folio DEVICES COMPATIBLE with Firmware Updates ONLY: - Combo Touch - Keys-To-Go 2 - Folio Touch - Slim Combo - Slim Folio - Slim Folio Pro - Rugged Folio - Rugged Combo - Rugged Lite

Screenshots

Duet Display3 screens

Verdict

The call

The clearest difference is rating: Duet Display at 4.4 against Logi Options+ Mobile's 1.5. Duet Display also leads on review sentiment (46% vs 10%) and ratings volume (49K vs 59). Logi Options+ Mobile's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price 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. Logi Options+ Mobile asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Duet Display holds the better App Store score, 4.4 against 1.5. That said, the two scores are not equally well evidenced: Duet Display has 49K ratings behind it against 59, so its average is the more settled of the two. Written reviews point the same way: 46% of Duet Display's written reviews are positive against 10% of Logi Options+ Mobile's.

UpkeepUpdate frequency

Duet Display ships an update every 3 weeks, Logi Options+ Mobile every 3 months. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

Scorecard9 real differences · 1 level
Duet Display versus Logi Options+ Mobile: the parameters behind the verdict, then further details
ParameterDuet DisplayLogi Options+ Mobile
PriceFreeFree
Rating4.4 (49K ratings) — better1.5 (59 ratings)
Positive reviews45.5% of reviews — better10.2% of reviews
Number of ratings49K — better59
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Vision Pro — betteriPad, Vision Pro
Requires iOS12.0 — better15.0
Further details — not scored
Size69 MB136 MB
Age rating4+4+
DeveloperDuet, Inc.Logitech Inc.

Customer experience

Duet Display

All ratings48,585 ratings
Positive86.2%
Neutral3.1%
Negative10.7%
Written reviews2,376 reviews
Positive45.5%
Neutral6.7%
Negative47.8%

Logi Options+ Mobile

All ratings41 ratings
Positive2.4%
Neutral2.4%
Negative95.1%
Written reviews1,298 reviews
Positive10.2%
Neutral7.2%
Negative82.5%

User reviews

Duet Display

From 49K App Store ratings

What we love

  • 🚀 Works seamlessly as a second screen
  • 👍 Useful for productivity and multitasking
  • 🎨 Great for artists and designers
  • 💻 Extends desktop to iPad
  • ⭐ Excellent customer support

Room to improve

  • 🐛 Connectivity issues and crashes
  • 🔋 High battery consumption
  • 🔒 Subscription model for full functionality
  • 🔍 Confusing setup process
  • 💸 Expensive for the features provided

Logi Options+ Mobile

From 59 App Store ratings

What we love

  • 👍 Great keyboard and trackpad
  • 🚀 Responsive and precise
  • 💡 Customizable backlight and settings

Room to improve

  • 🐛 Keyboard/trackpad disconnection issues
  • 🐛 Trackpad freezing or not working
  • 🐛 Firmware update problems
  • 🐛 App crashes and not recognizing keyboard
  • 🔋 High battery drain

Bugs and 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

Logi Options+ Mobile

Reported bugs

4 issues
  • Keyboard not working after firmware update
  • Trackpad not working after firmware update
  • App crashing on launch
  • App not recognizing connected keyboard

Requested features

3 requests
  • Add support for more Logitech devices
  • Bring back customization options removed from the app
  • Improve app functionality beyond just firmware updates

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
None

Logi Options+ Mobile

No in-app purchases

Questions

Is Duet Display free?
Duet Display is free to download, with in-app purchases available.
Is Logi Options+ Mobile free?
Logi Options+ Mobile is free to download, with no in-app purchases.
Which has better reviews, Duet Display or Logi Options+ Mobile?
Duet Display is rated higher. Duet Display averages 4.4 out of 5 from 49K ratings, while Logi Options+ Mobile averages 1.5 from 59 ratings.
Do Duet Display or Logi Options+ Mobile have ads?
Duet Display shows ads; Logi Options+ Mobile does not.
Which is updated more often, Duet Display or Logi Options+ Mobile?
Duet Display ships an update every 3 weeks, and Logi Options+ Mobile every 3 months. Most recently, Duet Display was updated on September 24, 2026 and Logi Options+ Mobile on September 21, 2026.

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