Duet Display - Advanced second display
Transform your Android device into a high-performance extra screen, enhancing productivity while on the go & at work.

- 0.5.1.0 Version
- 3.1 Score
- 234K+ Downloads
- In-app purchases License
- 3+ Content Rating
** Attention Valued Users! **
If you have previously made a purchase of our app, we have some great news for you! We're launching a brand-new plan specifically designed for our loyal users. To ensure a smooth transition and to maximize your experience, please get in touch with us.
For assistance, include the subject: “Prior Purchase Transition.”
Please provide your original order number or transaction ID for quicker processing. Our dedicated support team is here to help you through the next steps. We sincerely appreciate your continued support and look forward to enhancing your experience with our app!
Duet transforms your Android phone, tablet, or Chromebook into a high-quality extra display for both Mac and Windows PCs. Created by former Apple engineers, Duet promises exceptional performance and display quality – all without any lag.
— DO MORE —
Increase your productivity by using two screens simultaneously. For those on the go, it provides a portable solution to remain efficient.
— INCREDIBLY SIMPLE —
To begin, simply open Duet on your device, and the complimentary Duet desktop application will automatically detect your device, allowing you to click and connect, turning it into a high-performance touchscreen display.
— TOUCHSCREEN —
Engage with your Mac and PC like never before using touch and gestures, such as two-finger scrolling, panning, and zooming.
With our latest update, you can additionally add a touch bar to any Android device when connected to a Mac.
— PRESS —
TIME - "Getting Work Done Faster and More Efficiently"
Forbes - "The simple thing to note is this...Duet Display works."
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
Duet Works With:
All Android devices running version 7.0 and above
All Macs operating on 10.14 (Mojave) and later
All PCs with Windows 10 and onwards
Duet Display utilizes the Android Accessibility service as a foreground service to project media to showcase your Mac or PC content on the Android device.
Title: A Game-Changing Productivity Multiplier That Just Works
From the moment I connected Duet to my MacBook, I was stunned by how effortlessly it transformed my aging Android tablet into a flawless secondary display. As a remote worker juggling multiple windows, Duet didn’t just extend my screen—it revolutionized my workflow. The setup was astonishingly simple: no tangled cables, no Wi-Fi latency, just instant plug-and-play brilliance. What truly sets Duet apart is its buttery-smooth performance; scrolling through design prototypes or editing spreadsheets feels native, with zero lag—a claim few competitors can honestly make. The touch integration is revolutionary—pinch-zooming Figma mockups or two-finger-scrolling through code feels like magic, and the Mac Touch Bar emulation on my Android device is pure genius for shortcuts.
Having tested countless display-extending tools, Duet’s polish stands out. Crafted by ex-Apple engineers, it delivers true Retina-level clarity that makes text razor-sharp, even on high-DPI screens. Whether I’m traveling light with just my laptop and tablet or optimizing my home office, Duet turns any space into a productivity powerhouse. It’s not just an app—it’s an indispensable extension of my creative toolkit that pays for itself in reclaimed focus time.
FAQ
Q: Is Duet a subscription service?
A: While the announcement mentions a "new plan," Duet traditionally operates via a one-time purchase. The message likely refers to legacy users transitioning to updated licensing—contact support with your order number for details.
Q: Does it work wirelessly?
A: For zero-lag performance, Duet uses a wired USB connection. Wireless modes may introduce latency, compromising the premium experience.
Q: Why does Duet require Accessibility permissions?
A: This allows screen projection as a foreground service. Rest assured—it doesn’t access personal data or keystrokes.
Q: Can I use touch gestures on Windows?
A: Absolutely! Pan, zoom, and scroll seamlessly on both Windows and Mac. Touch Bar emulation is exclusive to Mac + Android setups.
Q: Will it drain my device battery?
A: Since it’s powered via USB during use, battery impact is minimal. For extended sessions, keep your device charged.
- Version0.5.1.0
- UpdateSep 25, 2025
- DeveloperDuet, Inc.
- CategoryProductivity
- Requires AndroidAndroid 7.0+
- Downloads234K+
- Package Namecom.kairos.duet
- Signature6db1d6ff6b624cd4371ff8a96716d2f1
- Available on
- ReportFlag as inappropriate
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NameSizeDownload
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24.05 MB
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24.05 MB
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32.90 MB
Seamless connectivity between devices
Cost-effective alternative to a second monitor
High refresh rate with minimal latency
Excellent customer support responsiveness
Compatible across multiple platforms (Windows, Mac, Android)
Works well for multitasking and productivity
User-friendly setup process
Functional wireless streaming
Useful for presentations and document management
Pinch to zoom feature not functional
Poor stylus support on Android devices
Expensive subscription model after initial purchase
Significant latency with wireless connections
Issues with USB connections and compatibility
Frequent crashes or connection failures
Limited instructions for Android users
Lag and resolution issues during use
Non-intuitive user interface for device management