Apps similar to Vortex App include LocalSend, which is free and open source. Other options are KDE Connect, scrcpy, Sefirah and AirDroid. There's no shortage of Mobile Remote Control Tools like Vortex App, with more than 50 alternatives for Android, Windows, Mac, Linux and iPhone.
File transfer between Android, iOS, Linux, macOS, and Windows over ad hoc Wi-Fi. No network infrastructure required, just two devices with Wi-Fi chips in close range.
This Android app allows you to synchronize your SMS messages to a remote Nextcloud instance where you can read and backup them. It also allows you to restore your SMS messages to your Android phone.
Share files, folders, messages, links, notifications and clipboard. You can do much more with the PRO version.
With HuTouch, devices like Android and Windows talk to each other to work together for you. You can get back to your tasks instantly on or send files to any device. Simply click the HuTouch notifications to resume.
This application allows you to control media playback of VLC Media Player from your mobile device.
United Kingdom
Warpinator for Android is an unofficial port of Linux Mint's file sharing tool of the same name. It is fully compatible with the original protocol and allows for easy transfer of files between Android and Linux devices.
SideSync is a new PC-Mobile solution that enables screens, windows, and data to be shared easily. Share between a PC and a Galaxy smartphone, or between a Galaxy Tab and Galaxy smartphone.
South Korea
This is an unofficial reimplementation of Linux Mint's file sharing tool Warpinator for Windows 7-10.
DeskCon integrates your Android Device in the Desktop. Receive Notifications, Files and Commands from your mobile Device on your Desktop PC.
QPush is a free service that lets you easily push text and links from PC to iPhone. No need to send emails to yourself or wait for Evernote to sync anymore!
Yet another tool to connect Android phone with desktop similar to KDE Connect.
