AceThinker Screen Grabber Pro is a robust and all-in-one screen recorder software that can grab or capture your screen activity along with the audio playing on it. You are also allowed to record your voice by plugging a microphone which is necessary for tutorials, vlogging, or live stream games. It also features a built-in editor that allows you to edit or put annotations to the recording in real time. Try using this software and enjoy it.
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Screencast-O-Matic - Free version Records up to 15 minutes, premium is $15/year.