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Best External Monitor Apps

248+ iOS apps curated and reviewed

4.1 avg rating
17 free apps
Updated September 2026

Every iPhone needs a few good external monitor apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top External Monitor Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Monitor+Monitor+Free3.2★ (279)NoYesSep 2026
2External Display Browser: XeOSExternal Display Browser: XeOSFree4.3★ (7)NoYesSep 2026
3spacedesk - USB Display for PCspacedesk - USB Display for PCFree4.7★ (2.1K)NoYesSep 2026
4HDMIHDMIFree2.9★ (72)NoNoSep 2026
5Yam Display FreeYam Display FreeFree4.4★ (898)NoNoSep 2026
6CamX - USB CameraCamX - USB CameraFree4.4★ (276)NoYesSep 2026
7Audio MonitorAudio Monitor$2.99—NoNoSep 2026
8ScreenExtend - USB displayScreenExtend - USB displayFree—NoYesSep 2026

Top Picks for External Monitor

Monitor+#1

Monitor+ by HON IN UN

Remote Control for Sony Camera
Editor's Choice
📷 Photo & Video
3.2😊(279 ratings)
FreeIn-App Purchases
Monitor+ screenshot 1
Monitor+ screenshot 2
Monitor+ screenshot 3
Monitor+ screenshot 4

Transform your phone into a professional camera monitor with live view and remote control capabilities. Access camera content, utilize advanced assist functions, and even record live feeds. A Pro version unlocks even more powerful features for enhanced filmmaking.

What We Love

  • 🚀 Excellent monitoring tool
  • 👍 Great functionality
  • 🔒 Robust set of features
  • 💡 Turns phone into professional monitor
  • 🚀 Low latency
  • 👍 Intuitive interface
  • 💡 Useful for gimbal work
  • 👍 Customizable LUTs
  • 👍 Responsive touch focus

Room to Improve

  • 🐛 Connectivity issues
  • 🐛 Frequent disconnections
  • 🐛 Laggy performance
  • 🐛 Unstable connection
  • 🐛 Crashes and freezes
  • 🐛 Inaccurate false color and zebra
  • 🐛 Inability to review footage
  • 🔋 Battery drain
External Display Browser: XeOS#2

External Display Browser: XeOS by Marian-Daniel Filipovici

Desktop Mode on Second Screen
Strong Contender
📊 Productivity
4.3(7 ratings)
FreeIn-App Purchases
External Display Browser: XeOS screenshot 1
External Display Browser: XeOS screenshot 2
External Display Browser: XeOS screenshot 3
External Display Browser: XeOS screenshot 4
External Display Browser: XeOS screenshot 5
External Display Browser: XeOS screenshot 6

Browse the web, watch videos, and work on an external display using your iPhone. Enjoy full-resolution browsing, file management, and even video calls with camera and microphone support. It offers a desktop-like experience with mouse and keyboard compatibility, and a privacy-focused design with an integrated ad-blocker.

More External Monitor apps to explore

FAQ about External Monitor

What are the best external monitor apps for iPhone?
Monitor+ tops our external monitor apps ranking as of September 2026, with a 3.2-star average from 279 App Store ratings, and it's free to download.
Yes — 17 of the top external monitor apps we rank are free to download, including Monitor+ and External Display Browser: XeOS.
Monitor+ has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ external monitor apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Monitor+ transforms your phone into a professional camera monitor, offering live view and remote control for compatible Sony cameras. It allows you to adjust settings, access camera content, and utilize various assist functions for better shooting.
Key features include live view, remote control of camera settings like shutter speed and ISO, UVC/capture card support, camera content access, touch AF, and advanced assist functions such as False Color, Zebra, and Histogram. The Pro version unlocks additional features like focus pulling and chroma keying.