The best alternatives to Bufferi.ng are FreezingCam, Cop-Out, and Callback. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
FreezingCam is an app that lets you freeze your webcam during video calls on purpose! You can also fake a stuttering webcam or even play a video instead of your webcam!
Want your friends to think you're getting a call from someone important? Wish you got a phone call to have an excuse to leave an awkward situation? What about having your favorite celebrity call you to prank your friends? With Callback app, you can do all that and more!
Zoom Escaper is a tool to help you escape Zoom meetings and other videoconferencing scenarios. It allows you to self-sabotage your audio stream, making your presence unbearable to others. Made by: https://twitter.com/sam_lavigne
Check and control your status on Zoom (more coming); quickly mute or unmute, toggle your webcam, start sharing, leave the meeting, making you the meeting wizard. Even without Zoom, MuteDeck controls the microphone and makes you a mute master on any call.