Free Download Iris 1.6.8 | macOS | 23 mb
Iris is a high-performance screen recorder that records to h.264. Iris leverages on-board GPU acceleration when available. It can optionally include video from a camera and up to two microphones.

Features
High performance recording directly to h.264, Apple ProRes, or optionally record and encode later.
Record audio from your Mac, even targeting a specific app.*
Great color matching.
Record Retina quality on supported Macs.
Start and stop timers.
Full hotkey support.
Advanced automatic naming and tagging.
Compatibility:macOS 10.14.4 or later