Apps similar to OmniCam include DroidCam, which has a free version. Other options are Iriun Webcam, iVCam, VDO.Ninja and DroidCam OBS. In total there are five Camera as Webcam Apps like OmniCam for Android, Windows, Linux, iPhone and Mac.
Transform your Android device into a versatile webcam and microphone using DroidCam. Connect over USB, WiFi, or 3G for flexible usage on Windows and Linux. Enjoy pro features like HD video, IP surveillance, Bluetooth, camera flash, and various video formats. A lightweight app maximizing device efficiency.
Canada
Transforms a phone camera into a wireless or USB webcam for Windows and macOS, supports up to 4K resolution, works with video and audio conferencing apps, enables automatic WiFi or wired setup, and requires drivers plus companion applications for full compatibility.
Finland
EU
Transforms your phone into a high-quality HD webcam for Windows PCs with superior video quality and real-time features, replacing standard webcams. Ideal for a variety of uses including baby monitoring, and security. Supports multiple connections and advanced settings for personalized use.
China
VDO.Ninja is a powerful tool that lets you bring remote video feeds into OBS or other studio software via WebRTC.
Canada
Canada
