Actual Transparent Window offers new ways of working with multiple windows: it lets you easily set and vary transparency level of any window, either manually via title button or automatically depending on a window state (active / inactive / moved / etc.).

Version: 8.14.5Actual Transparent Window serves the purpose of facilitating work with several windows at a time.
License: Free To Try $19.95
Operating System: Windows
Homepage: www.actualtools.com
Developed by:
It lets you forget about window minimization and maximization routine by enabling the transparency feature applicable to any single window. It gives you means for efficient workspace usage along with productivity boost.
Simple and convenient controls will help you take advantage of new technologies for reaching optimal organization of your work.
You can turn on transparency via different short manipulations. It's possible to use the extra button on the window title bar, double click the title bar or activate transparency by a hotkey.
Also you can switch to a handy Ghost mode to get direct access to underlying data through a transparent window (in this mode all mouse clicks go "through" the window) or enable "Always on Top" mode to have the selected window always at hand.
The program has been refined for years, so it delivers the impeccable interface and it's absolutely easy-to-use. You will find it very friendly from the very moment you try it.
Rich adjustment options provide additional comfort.
The program lets you change options that affect all window types or create individual settings for particular types of windows.
Moreover, you can also define different transparency rates for a particular window in different states, like when it's active or inactive, being moved, resized or pointed by mouse. Using the intuitive controls it'll be very simple to make all windows look the way it fits you best.
Version 8.14.5: 1) Fixed crash in Windows 10 Insider 21277+. 2) Fixed compatibility with 3rd party apps (e.g. Directory Opus). 3) Fixed memory bug in usage statistics collector.
Version 8.14.4: 1) Added the ability to apply window settings to tray notifications. 2) Improved many internal facilities (implies better reliability, compatibility, and performance - see the full changelog). 3) Fixed numerous bugs (see the full changelog).
Version 8.14.3: 1) Fixed: Rare random crashes of running apps. 2) Fixed: Numerous issues with extra title buttons. 3) Fixed: Some incompatibility issues with Chromium-based apps.
Version 8.14: 1) Fixed: Office 2013+ apps got frozen after unlocking a user session. 2) Added: Light visual theme support. 3) Added: High DPI support for configuration windows. 4) Fixed: Title buttons in Office 2019 apps, Sticky Notes, Firefox Quantum, Visual Studio 2010+.
Version 8.13.3: 1) Fixed: High CPU consumption by SmartScreen. 2) Fixed: Exclusions stopped working since 8.13. 3) Improved: Title buttons appearance in RTL languages (Arabic, Hebrew). 4) Fixed: Title buttons' placing and coloring in Win10 17763+ and Insider 18267+.
Version 8.13.2: 1) Fixed dwm.exe crash in Windows Vista/7. 2) Improved title buttons placement in Google Chrome. 3) Improved compatibility with Chromium-based apps (Opera/Vivaldi/Yander.Browser, Slack, Spotify). 4) Fixed Configuration window look in high DPI resolutions.
Version 8.13: 1) Reduced system workload on multi-core CPUs. 2) Improved scaling of Configuration windows on monitors with different DPI resolutions. 3) Fixed extra buttons' reaction on right clicks in Foxit Reader. 4) Fixed detecting free place for extra buttons in Google Chrome in high DPI resolutions.
Version 8.12.2: 1) Improved compatibility with Windows 10 Spring Creators Update.
Version 8.12: 1) Fixed: Extra buttons overlapped the My Account button in Google Chrome 64+. 2) Fixed: Extra buttons in Firefox Quantum got misplaced and drawn in wrong color. 3) Fixed: Some applications (e.g. Malwarebytes) might hang at startup if Actual Transparent Window was running.
Version 8.11.2: 1) Improved compatibility with Metro (UWP) apps in Windows 10 Creators Update: fixed crashes at startup, fixed crashes after invoking twice the semi-transparency slider, improved extra title buttons colors in apps with custom-colored title bars, improved Compact View popup toolbar behavior.