If you're looking for a free screen mirroring app like LetsView, here are five well-reviewed alternatives, each with unique features and strengths, check it out!

Your Number one choice – Deskln

DeskIn is a tool focused on efficient remote connection and screen management, known for its stability and high performance.

Strength：

• The free version supports up to 2K image quality, clear and lossless
• Adjustable frame rate, resolution and ratio to flexibly adapt to different screen
• Supports multiple projection methods (wireless screen mirroring, scanning QR code to cast screen), no need to be on the same network.
• System compatible, support using on Windows, Mac, iOS, Android
• Provide additional functions such as file transfer, extend screen, remote control, etc.

Shortcoming：

• Google TV is not supported yet

ApowerMirror

ApowerMirror is a comprehensive screen mirroring software that focuses on two-way control and multi-scenario use.

Strength：

• The free version supports 720p image quality (with watermark), which can meet basic needs
• Allows users to cast the screen between phone and computers.
• Provides additional functions (such as screen recording, screenshots), suitable for making tutorials or sharing content

Shortcoming：

• Unable to adjust parameters such as image quality or frame rate.
• The free version has a watermark
• Cross-platform free projection has time limit
• Free version only support mirror to 1 screen
• Free version doesn't support cast the sound

Vysor

Vysor is a screen mirroring tool designed specifically for developers, emphasizing simplicity and ready-to-use.

Strength:

• Free version supports basic mirroring functions.
• There is no need to install a special application, it can be used through the browser.

Shortcoming:

• Free version has low image quality
• Not supported on iOS devices

AirDroid Cast

AirDroid Cast is a tool suitable for teams, focusing on multi-device connection and remote control.

Strength:

• Mirror screens can be used through the browser.
• Quick connection via LAN and Internet.
• Allow sharing multiple Android device screens to one PC

Shortcoming:

• Free version has low image quality
• Cross-platform control is paid features

iMyFone MirrorTo

iMyFone MirrorTo is an easy-to-use and powerful screen mirroring tool, specially designed for multi-platform projection needs and intuitive to operate.

Strength:

• Supports multiple mobile devices to connect and project.
• Supports scanning mobile codes, USB data cables, Wi-Fi and other methods to project the screen to the computer and synchronize the sound in seconds.
• Support switching appearance skin

Shortcoming:

• No free version
• Only supports projection from mobile phone to computer. If you want to project a computer screen, you need to install other software.

Comparetion of 5 screen mirroring tool:

How to mirror screen using Deskln

First install DeskIn on the devices you wanna cast screen to and from, register a free account and log in.

Note: If you are logging in on a new device for the first time, you need to go to your registration email to complete verification.

Method1: Screen Mirroring computer screen

Find the device you wanna cast the screen to on the “Device List" on the DeskIn client. Easily just click “Screen Mgt” then you can mirror the screen.

Method 2: Scan QR code to cast the phone screen

Log in to DeskIn on mobile, click the Scan icon on the upper right corner of the main interface, and scan the QR code on “Screen Mgt” on the device you wanna cast screen to.

Conclusion

The above five free softwares all provide a stable and efficient screen mirroring experience and are good alternatives to Letsview. If you are looking for the one that is free, stable and has high image quality, DeskIn is the impeccable first choice! Download and try it now!