Comparison

Duet Display vs WO Mic

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

WO Mic

Transform your smartphone into a wireless microphone for your computer. This app captures audio and transmits it via Wi-Fi, simulating a hardware microphone for all your audio software. Enjoy low latency and easy setup for a seamless audio experience.

Highlights
  • Wireless microphone via Wi-Fi
  • Simulates a real hardware microphone
  • Low latency audio transmission
  • Easy configuration and use
  • Adjustable volume and audio quality
  • Supports 48000Hz, 16-bit mono audio
Features
Read full description

WO Mic captures voice data from phone microphone and transmits the data to computer through WIFI. On computer, accompanying programs gets the audio data, simulate one virtual microphone device and forward data to all kinds of audio softwares just like a real hardware microphone. Besides installing this app on your iPhone, you also need to install below 2 programs on your computer to make it work: 1. WO Mic Client 2. WO Mic virtual device Visit http://wolicheng.com/womic to get more information. You can subscribe to remove ads, adjust volume level and audio quality level of the virtual microphone on computer. Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period. Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase. Main features: - Wireless microphone without any cost - Connect by Wifi - Can be used with any programs on computer just like REAL microphone - Very short lag - Easy to configure and use - Audio format: 48000 sampling rate, 16 bits per sample, mono channel Support: https://wolicheng.com/womic Privacy: https://wolicheng.com/womic/privacy.html Terms of Service: https://wolicheng.com/womic/tos.html

Screenshots

Duet Display3 screens
WO Mic3 screens

Verdict

The call

The clearest difference is rating: Duet Display at 4.4 against WO Mic's 2.3. Duet Display also leads on update cadence (every 3 weeks vs every 7 months) and ratings volume (49K vs 224). WO Mic's advantage is ads (none vs shown). On price, review sentiment, 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. Duet Display sells 6 in-app purchases, starting at $3.99 per month and WO Mic sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Duet Display holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Duet Display has 49K ratings behind it against 224, so its average is the more settled of the two. Written reviews point the same way: 45% of Duet Display's written reviews are positive against 38% of WO Mic's.

UpkeepUpdate frequency

Duet Display ships an update every 3 weeks, WO Mic every 7 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
Duet Display versus WO Mic: the parameters behind the verdict, then further details
ParameterDuet DisplayWO Mic
PriceFreeFree
Rating4.4 (49K ratings) — better2.3 (224 ratings)
Positive reviews45.5% of reviews — better37.6% of reviews
Number of ratings49K — better224
Update frequencyEvery 3 weeks — betterEvery 7 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod, Vision Pro — betteriPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size57 MB1 MB
Age rating4+4+
DeveloperDuet, Inc.Wolicheng Tech.

Customer experience

Duet Display

All ratings48,726 ratings
Positive86.2%
Neutral3.1%
Negative10.7%
Written reviews2,385 reviews
Positive45.5%
Neutral6.7%
Negative47.9%

WO Mic

All ratings224 ratings
Positive29.9%
Neutral4.5%
Negative65.6%
Written reviews279 reviews
Positive37.6%
Neutral5.7%
Negative56.6%

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

WO Mic

From 224 App Store ratings

What we love

  • 👍 Works as intended
  • 🚀 Seamless WiFi connectivity
  • 💡 Useful as a backup mic
  • 🎨 Good audio quality

Room to improve

  • 🐛 Frequent disconnections
  • 🔒 Potential security concerns
  • 💰 Subscription required for basic features
  • 🤖 Robotic/poor audio quality on free version

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

WO Mic

Reported bugs

3 issues
  • Incompatible with certain devices/OSes
  • Causes system slowdowns or crashes on some PCs
  • Fails to detect or connect to microphone

Requested features

3 requests
  • Add support for Bluetooth and USB connections
  • Improve stability and reduce disconnections
  • Allow more customization options without subscription

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
2 purchases

WO Mic

Subscriptions2
  • WO Mic all access$0.991 Month
  • WO Mic all access$8.991 Year

Questions

Is Duet Display free?
Duet Display is free to download, with in-app purchases available.
Is WO Mic free?
WO Mic is free to download, with in-app purchases available.
Which has better reviews, Duet Display or WO Mic?
Duet Display is rated higher. Duet Display averages 4.4 out of 5 from 49K ratings, while WO Mic averages 2.3 from 224 ratings.
Do Duet Display or WO Mic have ads?
Duet Display shows ads; WO Mic does not.
Which is updated more often, Duet Display or WO Mic?
Duet Display ships an update every 3 weeks, and WO Mic every 7 months. Most recently, Duet Display was updated on October 20, 2026 and WO Mic on October 19, 2026.

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