BetterDisplay is a truly wonderful tool! It let's you convert your displays to fully scalable screens, allows brightness control, provides XDR/HDR upscaling (extra brightness beyond 100% on compatible displays), full dimming to black,helps you create and manage virtual displays (dummies) for your Mac, create Picture in Picture windows of your displays and gives you a host of other features to manage your display's settings easily from the menu bar.

Features

• Convert your internal and natively connected external displays to smoothly-scaled HiDPI displays on Apple Silicon - now even without mirroring a dummy (displays with notch, HDR, HDCP, high refresh rate fully supported)! (Pro)
• Reach the full brightness potential of your XDR or HDR display! (Pro)
• Change the display's brightness, volume and colors via software and hardware (DDC) control via sliders and native or custom keyboard shortcuts!
• Create custom HiDPI resolutions for real displays manually and redefine certain system display parameters!
• Create any number of dummies (virtual screens) with varying aspect ratios.
• Use headless Macs (servers) with any resolution and HiDPI mode for remote access.
• Create Picture in Picture window for any real or dummy displays. (Pro)
• Redirect your display's contents (real or dummy) to an other screen via streaming. (Pro)
• If you are using a big TV up close, use the bottom half of your TV as a wide screen display (off-center streaming). (Pro)
• Scale Sidecar resolutions. (Pro)
• Portrait SideCar support. (Pro)
• Better quality zooming (System Preferences»Accessibility»Zoom) or High Quality screenshots even on 1080p displays
• Easily change the resolution of your real and dummy displays via a slider (or submenu) from the menubar.
• Quickly accessible refresh rate and screen rotation menu.
• Simplify creating mirrored sets. (Pro)
• Easily move around displays relative to each other using the app menu.
• Quickly designate a display to be main display.
• Associate dummies with displays for auto connect/disconnect.
• Keyboard shortcuts for basic operations.
• Advanced keyboard shortcuts support. (Pro)
• Custom dummies (resolution, orientation, naming). (Pro)
• Create a dummy optimized for a real display. (Pro)

What's New:

Version 2.0.11:

Enhancements:

• Added option to enable/disable dock icon or just show it when Settings is opened (default) - #2228
• Added an option whether the app puts itself into the macOS Dock's recent items on startup (off by default) - #2227
• The app now uniformly opens Settings when clicking on the dock icon or relaunching the app while the app is already running - #2229
• Added shortcut button to Settings to open app menu - even when the app menu is hidden - #2238
• Added option to force an underscan slider for native display connections on Apple Silicon - #2236

Fixed:

• "Dim display on screen saver or lock" might not restore full brightness after sleep/wake - #2225
• Displays with "turn off display backlight on screen saver or lock" might not have their backlight restored properly at wake - #2241
• Slowly waking display might not load its configuration due to the Sonoma configuration bug even with "Reinitialize external displays with smooth scaling enabled" turned on - #2240
• "Redetect displays" has missing icon on Monterey/Ventura - #2242

Localizations included in this release:

• Chinese, Simplified - 100% - @BingoKingo
•  English - 100% - @waydabber (language of app development)
• German - 6% - @mickimnet, @philipbrembeck
• Japanese- 100% - @SakiPapa
• Portugese (Brazil) - 100% - @gpnunes75
• Romanian - 98% - @mikevic18
  

Screenshots:

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