scrcpy vs Vysor vs ADBKit: Which Android Screen Mirroring Tool to Use

If you want the lowest latency and the most control, use scrcpy. If you want a polished desktop app with cloud conveniences and are willing to pay for full quality, Vysor is the classic choice. If you want Android screen mirroring with nothing to install, from a Chrome or Edge tab, with logcat, APK install and file transfer in the same place, use ADBKit. All three use the same ADB connection to the phone; the real differences are where the client runs, what it costs and where your data goes.

The three tools in one minute

scrcpy is an open-source command-line program from Genymobile. You install it on Windows, macOS or Linux together with the Android platform-tools (adb), plug in the phone and run scrcpy. It streams with very low latency, forwards audio on Android 11 and later, and exposes dozens of flags for bitrate, resolution, recording, virtual displays and clipboard modes. It is free.

Vysor is a commercial desktop application (historically also a Chrome app) built on the same ADB foundation. It is known for an easy setup flow and drag-and-drop file install. A free tier streams at reduced quality; a paid Pro tier unlocks higher quality and extra features, and some features, such as device sharing, go through a Vysor account and its cloud service.

ADBKit is a free web page. A Chromium-based desktop browser talks to the phone over WebUSB and runs the open-source Tango (ya-webadb) ADB client and the scrcpy server component inside the tab. You get a live screen with mouse control, screenshots, local WebM recording, APK install, logcat and a file panel for the Downloads folder. There is no account and no server that receives device data. The background is in what WebADB is.

Comparison table

These are practical impressions, not lab measurements: scrcpy on a good port feels like touching the phone, ADBKit is close enough for everyday testing, and Vysor's free tier looks softer because of its lower bitrate.

Latency, quality and audio

All three tools get the picture the same way: a small server on the phone encodes the display with the hardware video encoder and streams it over ADB. The decoder is where they differ. scrcpy decodes in a native window, the shortest path. ADBKit decodes in the browser with hardware acceleration, so the gap is small but real. Vysor's quality is a product decision: the free tier streams at a lower bitrate, and Pro raises it.

Audio is the clearest dividing line. scrcpy can forward device audio on Android 11 and later. ADBKit does not stream audio at all today, so if you need to hear a game or check a video's sound track, scrcpy is the tool. Vysor has offered audio in some versions; check its current feature list rather than assuming.

If stutter is your problem on any of them, the fix is usually a better cable, a direct port and a lower resolution; see Android screen mirroring tips.

Setup effort and day-to-day friction

scrcpy asks the most of you up front: a package manager install on macOS and Linux, an unzipped release plus possible driver work on Windows. After that it starts in a second. The cost is that every option is a flag, so non-developers find it opaque.

Vysor is the easiest to hand to someone who has never heard of ADB: install, plug in, tap Allow. The friction comes later, with upgrade prompts in the free tier and a login for cloud features.

ADBKit has no install at all, which is why it works on locked-down work laptops and shared machines. The friction is the browser requirement (Chromium only, HTTPS) and the rule that only one program can hold the USB connection, so you close scrcpy or Android Studio first, or run adb kill-server. Control an Android phone from your browser walks through the first connection.

Privacy and where your data goes

With scrcpy everything stays on your computer; there is no account and no network component unless you deliberately use ADB over TCP/IP. With ADBKit the screen, logs, files and APKs travel only between the browser tab and the phone; the site has no server that receives them, and the workspace page does not load ads. Only the marketing pages carry AdSense, and analytics is opt-in and never sees device content. Is ADB in the browser safe? covers the full model.

Vysor streams locally too, but sign-in and device sharing are cloud features by design, so a shared session means frames leave your machine.

Note: Whatever tool you pick, USB debugging gives the connected computer broad control over the phone. Approve only computers you trust and turn it off when you are done.

Non-ADB alternatives: Phone Link and Samsung DeX

Two options need no USB debugging at all. Microsoft's Phone Link (Link to Windows on the phone) mirrors apps from many Android phones to Windows over Wi-Fi with a Microsoft account. It is handy for messages and notifications, but not a developer tool: no logcat, no APK install, and the stream bypasses ADB. Samsung DeX turns a Samsung phone into a desktop session on a monitor or PC; great for productivity on Samsung devices, irrelevant elsewhere. For a demo on a big screen these may be enough. For testing or debugging, you are back to the ADB tools.

Choose scrcpy if…

• You need the lowest possible latency, for example for games or input-heavy testing.
• You need device audio.
• You want to script it: fixed bitrate, recording to a file, virtual displays, several devices in parallel.
• You are comfortable with a terminal and are happy to maintain platform-tools.

Choose Vysor if…

• You want a desktop app someone non-technical can install and use in a minute.
• You like the cloud sharing features and are fine with an account.
• You are willing to pay for Pro to get full quality, or the free tier is enough.

Choose ADBKit if…

• You cannot or do not want to install software: a locked-down laptop, a borrowed machine, a quick session on a tester's PC.
• You want the screen next to logcat, an APK installer and a file panel in a single tab.
• You care that device data never touches a server and that there is no account.
• One device at a time and no audio are acceptable.

Where ADBKit falls short today

To be fair, here is what ADBKit does not do:

• No audio. Use scrcpy if you need sound.
• One device per tab. Multi-device testing means several windows and several cables, and only one program can own each device's USB connection.
• Chromium only. Firefox and Safari have no WebUSB, and iOS devices are out of scope entirely.
• Wi-Fi needs a helper. A browser cannot open TCP sockets, so wireless use requires the small local adbkit-bridge.mjs script. Android 11+ pairing-code Wireless debugging is not supported yet.
• Fewer knobs. Four quality presets, not scrcpy's full flag set.
• No automation yet. Workflow automation is planned as a paid Pro feature; everything available today is free.

Many developers keep two: scrcpy on their own workstation, and the ADBKit workspace everywhere else.